diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 18e8d04..488326c 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -243,6 +243,13 @@
                 android:readPermission="android.permission.READ_CONTACTS"
                 android:writePermission="android.permission.WRITE_CONTACTS" />
 
+        <provider android:name=".SimPhonebookProvider"
+            android:authorities="com.android.simphonebook"
+            android:multiprocess="true"
+            android:exported="true"
+            android:readPermission="android.permission.READ_CONTACTS"
+            android:writePermission="android.permission.WRITE_CONTACTS" />
+
         <provider android:name="com.android.ims.rcs.uce.eab.EabProvider"
                 android:authorities="eab"
                 android:exported="false"/>
diff --git a/src/com/android/phone/SimPhonebookProvider.java b/src/com/android/phone/SimPhonebookProvider.java
new file mode 100644
index 0000000..8307672
--- /dev/null
+++ b/src/com/android/phone/SimPhonebookProvider.java
@@ -0,0 +1,932 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.phone;
+
+import android.Manifest;
+import android.annotation.TestApi;
+import android.content.ContentProvider;
+import android.content.ContentResolver;
+import android.content.ContentValues;
+import android.content.UriMatcher;
+import android.content.pm.PackageManager;
+import android.database.ContentObserver;
+import android.database.Cursor;
+import android.database.MatrixCursor;
+import android.net.Uri;
+import android.os.Bundle;
+import android.os.CancellationSignal;
+import android.os.RemoteException;
+import android.provider.SimPhonebookContract;
+import android.provider.SimPhonebookContract.ElementaryFiles;
+import android.provider.SimPhonebookContract.SimRecords;
+import android.telephony.PhoneNumberUtils;
+import android.telephony.Rlog;
+import android.telephony.SubscriptionInfo;
+import android.telephony.SubscriptionManager;
+import android.telephony.TelephonyFrameworkInitializer;
+import android.telephony.TelephonyManager;
+import android.util.ArraySet;
+import android.util.Pair;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import com.android.internal.annotations.VisibleForTesting;
+import com.android.internal.telephony.IIccPhoneBook;
+import com.android.internal.telephony.uicc.AdnRecord;
+import com.android.internal.telephony.uicc.IccConstants;
+
+import com.google.common.base.Joiner;
+import com.google.common.base.Strings;
+import com.google.common.collect.ImmutableSet;
+import com.google.common.util.concurrent.MoreExecutors;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.LinkedHashSet;
+import java.util.List;
+import java.util.Objects;
+import java.util.Set;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.locks.Lock;
+import java.util.concurrent.locks.ReentrantLock;
+import java.util.function.Supplier;
+
+/**
+ * Provider for contact records stored on the SIM card.
+ *
+ * @see SimPhonebookContract
+ */
+public class SimPhonebookProvider extends ContentProvider {
+
+    @VisibleForTesting
+    static final String[] ELEMENTARY_FILES_ALL_COLUMNS = {
+            ElementaryFiles.SLOT_INDEX,
+            ElementaryFiles.SUBSCRIPTION_ID,
+            ElementaryFiles.EF_TYPE,
+            ElementaryFiles.MAX_RECORDS,
+            ElementaryFiles.RECORD_COUNT,
+            ElementaryFiles.NAME_MAX_LENGTH,
+            ElementaryFiles.PHONE_NUMBER_MAX_LENGTH
+    };
+    @VisibleForTesting
+    static final String[] SIM_RECORDS_ALL_COLUMNS = {
+            SimRecords.SUBSCRIPTION_ID,
+            SimRecords.ELEMENTARY_FILE_TYPE,
+            SimRecords.RECORD_NUMBER,
+            SimRecords.NAME,
+            SimRecords.PHONE_NUMBER
+    };
+    private static final String TAG = "SimPhonebookProvider";
+    private static final Set<String> ELEMENTARY_FILES_COLUMNS_SET =
+            ImmutableSet.copyOf(ELEMENTARY_FILES_ALL_COLUMNS);
+    private static final Set<String> SIM_RECORDS_WRITABLE_COLUMNS = ImmutableSet.of(
+            SimRecords.NAME, SimRecords.PHONE_NUMBER
+    );
+
+    private static final int WRITE_TIMEOUT_SECONDS = 30;
+
+    private static final UriMatcher URI_MATCHER = new UriMatcher(UriMatcher.NO_MATCH);
+
+    private static final int ELEMENTARY_FILES = 100;
+    private static final int ELEMENTARY_FILES_ITEM = 101;
+    private static final int SIM_RECORDS = 200;
+    private static final int SIM_RECORDS_ITEM = 201;
+    private static final int VALIDATE_NAME = 300;
+
+    static {
+        URI_MATCHER.addURI(SimPhonebookContract.AUTHORITY,
+                ElementaryFiles.ELEMENTARY_FILES_PATH_SEGMENT, ELEMENTARY_FILES);
+        URI_MATCHER.addURI(
+                SimPhonebookContract.AUTHORITY,
+                ElementaryFiles.ELEMENTARY_FILES_PATH_SEGMENT + "/"
+                        + SimPhonebookContract.SUBSCRIPTION_ID_PATH_SEGMENT + "/#/*",
+                ELEMENTARY_FILES_ITEM);
+        URI_MATCHER.addURI(SimPhonebookContract.AUTHORITY,
+                SimPhonebookContract.SUBSCRIPTION_ID_PATH_SEGMENT + "/#/*", SIM_RECORDS);
+        URI_MATCHER.addURI(SimPhonebookContract.AUTHORITY,
+                SimPhonebookContract.SUBSCRIPTION_ID_PATH_SEGMENT + "/#/*/#", SIM_RECORDS_ITEM);
+        URI_MATCHER.addURI(SimPhonebookContract.AUTHORITY,
+                SimPhonebookContract.SUBSCRIPTION_ID_PATH_SEGMENT + "/#/*/"
+                        + SimRecords.VALIDATE_NAME_PATH_SEGMENT,
+                VALIDATE_NAME);
+    }
+
+    // Only allow 1 write at a time to prevent races; the mutations are based on reads of the
+    // existing list of records which means concurrent writes would be problematic.
+    private final Lock mWriteLock = new ReentrantLock(true);
+    private SubscriptionManager mSubscriptionManager;
+    private Supplier<IIccPhoneBook> mIccPhoneBookSupplier;
+    private ContentNotifier mContentNotifier;
+
+    static int efIdForEfType(@ElementaryFiles.EfType int efType) {
+        switch (efType) {
+            case ElementaryFiles.EF_ADN:
+                return IccConstants.EF_ADN;
+            case ElementaryFiles.EF_FDN:
+                return IccConstants.EF_FDN;
+            case ElementaryFiles.EF_SDN:
+                return IccConstants.EF_SDN;
+            default:
+                return 0;
+        }
+    }
+
+    private static void validateProjection(Set<String> allowed, String[] projection) {
+        if (projection == null || allowed.containsAll(Arrays.asList(projection))) {
+            return;
+        }
+        Set<String> invalidColumns = new LinkedHashSet<>(Arrays.asList(projection));
+        invalidColumns.removeAll(allowed);
+        throw new IllegalArgumentException(
+                "Unsupported columns: " + Joiner.on(",").join(invalidColumns));
+    }
+
+    private static int getRecordSize(int[] recordsSize) {
+        return recordsSize[0];
+    }
+
+    private static int getRecordCount(int[] recordsSize) {
+        return recordsSize[2];
+    }
+
+    /** Returns the IccPhoneBook used to load the AdnRecords. */
+    private static IIccPhoneBook getIccPhoneBook() {
+        return IIccPhoneBook.Stub.asInterface(TelephonyFrameworkInitializer
+                .getTelephonyServiceManager().getIccPhoneBookServiceRegisterer().get());
+    }
+
+    @Override
+    public boolean onCreate() {
+        ContentResolver resolver = getContext().getContentResolver();
+        return onCreate(getContext().getSystemService(SubscriptionManager.class),
+                SimPhonebookProvider::getIccPhoneBook,
+                uri -> resolver.notifyChange(uri, null));
+    }
+
+    @TestApi
+    boolean onCreate(SubscriptionManager subscriptionManager,
+            Supplier<IIccPhoneBook> iccPhoneBookSupplier, ContentNotifier notifier) {
+        if (subscriptionManager == null) {
+            return false;
+        }
+        mSubscriptionManager = subscriptionManager;
+        mIccPhoneBookSupplier = iccPhoneBookSupplier;
+        mContentNotifier = notifier;
+
+        mSubscriptionManager.addOnSubscriptionsChangedListener(MoreExecutors.directExecutor(),
+                new SubscriptionManager.OnSubscriptionsChangedListener() {
+                    boolean mFirstCallback = true;
+                    private int[] mNotifiedSubIds = {};
+
+                    @Override
+                    public void onSubscriptionsChanged() {
+                        if (mFirstCallback) {
+                            mFirstCallback = false;
+                            return;
+                        }
+                        int[] activeSubIds = mSubscriptionManager.getActiveSubscriptionIdList();
+                        if (!Arrays.equals(mNotifiedSubIds, activeSubIds)) {
+                            notifier.notifyChange(SimPhonebookContract.AUTHORITY_URI);
+                            mNotifiedSubIds = Arrays.copyOf(activeSubIds, activeSubIds.length);
+                        }
+                    }
+                });
+        return true;
+    }
+
+
+    @Nullable
+    @Override
+    public Cursor query(@NonNull Uri uri, @Nullable String[] projection, @Nullable Bundle queryArgs,
+            @Nullable CancellationSignal cancellationSignal) {
+        if (queryArgs != null && (queryArgs.containsKey(ContentResolver.QUERY_ARG_SQL_SELECTION)
+                || queryArgs.containsKey(ContentResolver.QUERY_ARG_SQL_SELECTION_ARGS)
+                || queryArgs.containsKey(ContentResolver.QUERY_ARG_SQL_LIMIT))) {
+            throw new IllegalArgumentException(
+                    "A SQL selection was provided but it is not supported by this provider.");
+        }
+        switch (URI_MATCHER.match(uri)) {
+            case ELEMENTARY_FILES:
+                return queryElementaryFiles(projection);
+            case ELEMENTARY_FILES_ITEM:
+                return queryElementaryFilesItem(PhonebookArgs.forElementaryFilesItem(uri),
+                        projection);
+            case SIM_RECORDS:
+                return querySimRecords(PhonebookArgs.forSimRecords(uri, queryArgs), projection);
+            case SIM_RECORDS_ITEM:
+                return querySimRecordsItem(PhonebookArgs.forSimRecordsItem(uri, queryArgs),
+                        projection);
+            case VALIDATE_NAME:
+                return queryValidateName(PhonebookArgs.forValidateName(uri, queryArgs), queryArgs);
+            default:
+                throw new IllegalArgumentException("Unsupported Uri " + uri);
+        }
+    }
+
+    @Nullable
+    @Override
+    public Cursor query(@NonNull Uri uri, @Nullable String[] projection, @Nullable String selection,
+            @Nullable String[] selectionArgs, @Nullable String sortOrder,
+            @Nullable CancellationSignal cancellationSignal) {
+        throw new UnsupportedOperationException("Only query with Bundle is supported");
+    }
+
+    @Nullable
+    @Override
+    public Cursor query(@NonNull Uri uri, @Nullable String[] projection, @Nullable String selection,
+            @Nullable String[] selectionArgs, @Nullable String sortOrder) {
+        throw new UnsupportedOperationException("Only query with Bundle is supported");
+    }
+
+    private Cursor queryElementaryFiles(String[] projection) {
+        validateProjection(ELEMENTARY_FILES_COLUMNS_SET, projection);
+        if (projection == null) {
+            projection = ELEMENTARY_FILES_ALL_COLUMNS;
+        }
+
+        MatrixCursor result = new MatrixCursor(projection);
+
+        List<SubscriptionInfo> activeSubscriptions = getActiveSubscriptionInfoList();
+        for (SubscriptionInfo subInfo : activeSubscriptions) {
+            try {
+                addEfToCursor(result, subInfo, ElementaryFiles.EF_ADN);
+                addEfToCursor(result, subInfo, ElementaryFiles.EF_FDN);
+                addEfToCursor(result, subInfo, ElementaryFiles.EF_SDN);
+            } catch (RemoteException e) {
+                // Return an empty cursor. If service to access it is throwing remote
+                // exceptions then it's basically the same as not having a SIM.
+                return new MatrixCursor(projection, 0);
+            }
+        }
+        return result;
+    }
+
+    private Cursor queryElementaryFilesItem(PhonebookArgs args, String[] projection) {
+        validateProjection(ELEMENTARY_FILES_COLUMNS_SET, projection);
+
+        MatrixCursor result = new MatrixCursor(projection);
+        try {
+            addEfToCursor(
+                    result, getActiveSubscriptionInfo(args.subscriptionId), args.efType);
+        } catch (RemoteException e) {
+            // Return an empty cursor. If service to access it is throwing remote
+            // exceptions then it's basically the same as not having a SIM.
+            return new MatrixCursor(projection, 0);
+        }
+        return result;
+    }
+
+    private void addEfToCursor(MatrixCursor result, SubscriptionInfo subscriptionInfo,
+            int efType) throws RemoteException {
+        int[] recordsSize = mIccPhoneBookSupplier.get().getAdnRecordsSizeForSubscriber(
+                subscriptionInfo.getSubscriptionId(), efIdForEfType(efType));
+        addEfToCursor(result, subscriptionInfo, efType, recordsSize);
+    }
+
+    private void addEfToCursor(MatrixCursor result, SubscriptionInfo subscriptionInfo,
+            int efType, int[] recordsSize) throws RemoteException {
+        // If the record count is zero then the SIM doesn't support the elementary file so just
+        // omit it.
+        if (recordsSize == null || getRecordCount(recordsSize) == 0) {
+            return;
+        }
+        MatrixCursor.RowBuilder row = result.newRow()
+                .add(ElementaryFiles.SLOT_INDEX, subscriptionInfo.getSimSlotIndex())
+                .add(ElementaryFiles.SUBSCRIPTION_ID, subscriptionInfo.getSubscriptionId())
+                .add(ElementaryFiles.EF_TYPE, efType)
+                .add(ElementaryFiles.MAX_RECORDS, getRecordCount(recordsSize))
+                .add(ElementaryFiles.NAME_MAX_LENGTH,
+                        AdnRecord.getMaxAlphaTagBytes(getRecordSize(recordsSize)))
+                .add(ElementaryFiles.PHONE_NUMBER_MAX_LENGTH,
+                        AdnRecord.getMaxPhoneNumberDigits());
+        if (result.getColumnIndex(ElementaryFiles.RECORD_COUNT) != -1) {
+            int efid = efIdForEfType(efType);
+            List<AdnRecord> existingRecords = mIccPhoneBookSupplier.get()
+                    .getAdnRecordsInEfForSubscriber(subscriptionInfo.getSubscriptionId(), efid);
+            int nonEmptyCount = 0;
+            for (AdnRecord record : existingRecords) {
+                if (!record.isEmpty()) {
+                    nonEmptyCount++;
+                }
+            }
+            row.add(ElementaryFiles.RECORD_COUNT, nonEmptyCount);
+        }
+    }
+
+    private Cursor querySimRecords(PhonebookArgs args, String[] projection) {
+        validateSubscriptionAndEf(args);
+        if (projection == null) {
+            projection = SIM_RECORDS_ALL_COLUMNS;
+        }
+
+        List<AdnRecord> records = loadRecordsForEf(args);
+        if (records == null) {
+            return new MatrixCursor(projection, 0);
+        }
+        MatrixCursor result = new MatrixCursor(projection, records.size());
+        List<Pair<AdnRecord, MatrixCursor.RowBuilder>> rowBuilders = new ArrayList<>(
+                records.size());
+        for (AdnRecord record : records) {
+            if (!record.isEmpty()) {
+                rowBuilders.add(Pair.create(record, result.newRow()));
+            }
+        }
+        // This is kind of ugly but avoids looking up columns in an inner loop.
+        for (String column : projection) {
+            switch (column) {
+                case SimRecords.SUBSCRIPTION_ID:
+                    for (Pair<AdnRecord, MatrixCursor.RowBuilder> row : rowBuilders) {
+                        row.second.add(args.subscriptionId);
+                    }
+                    break;
+                case SimRecords.ELEMENTARY_FILE_TYPE:
+                    for (Pair<AdnRecord, MatrixCursor.RowBuilder> row : rowBuilders) {
+                        row.second.add(args.efType);
+                    }
+                    break;
+                case SimRecords.RECORD_NUMBER:
+                    for (Pair<AdnRecord, MatrixCursor.RowBuilder> row : rowBuilders) {
+                        row.second.add(row.first.getRecId());
+                    }
+                    break;
+                case SimRecords.NAME:
+                    for (Pair<AdnRecord, MatrixCursor.RowBuilder> row : rowBuilders) {
+                        row.second.add(row.first.getAlphaTag());
+                    }
+                    break;
+                case SimRecords.PHONE_NUMBER:
+                    for (Pair<AdnRecord, MatrixCursor.RowBuilder> row : rowBuilders) {
+                        row.second.add(row.first.getNumber());
+                    }
+                    break;
+                default:
+                    Rlog.w(TAG, "Column " + column + " is unsupported for " + args.uri);
+                    break;
+            }
+        }
+        return result;
+    }
+
+    private Cursor querySimRecordsItem(PhonebookArgs args, String[] projection) {
+        if (projection == null) {
+            projection = SIM_RECORDS_ALL_COLUMNS;
+        }
+        validateSubscriptionAndEf(args);
+        AdnRecord record = loadRecord(args);
+
+        MatrixCursor result = new MatrixCursor(projection, 1);
+        if (record == null || record.isEmpty()) {
+            return result;
+        }
+        result.newRow()
+                .add(SimRecords.SUBSCRIPTION_ID, args.subscriptionId)
+                .add(SimRecords.ELEMENTARY_FILE_TYPE, args.efType)
+                .add(SimRecords.RECORD_NUMBER, record.getRecId())
+                .add(SimRecords.NAME, record.getAlphaTag())
+                .add(SimRecords.PHONE_NUMBER, record.getNumber());
+        return result;
+    }
+
+    private Cursor queryValidateName(PhonebookArgs args, @Nullable Bundle queryArgs) {
+        if (queryArgs == null) {
+            throw new IllegalArgumentException(SimRecords.NAME + " is required.");
+        }
+        validateSubscriptionAndEf(args);
+        String name = queryArgs.getString(SimRecords.NAME);
+
+        // Cursor extras are used to return the result.
+        Cursor result = new MatrixCursor(new String[0], 0);
+        Bundle extras = new Bundle();
+        extras.putParcelable(SimRecords.EXTRA_NAME_VALIDATION_RESULT, validateName(args, name));
+        result.setExtras(extras);
+        return result;
+    }
+
+    @Nullable
+    @Override
+    public String getType(@NonNull Uri uri) {
+        switch (URI_MATCHER.match(uri)) {
+            case ELEMENTARY_FILES:
+                return ElementaryFiles.CONTENT_TYPE;
+            case ELEMENTARY_FILES_ITEM:
+                return ElementaryFiles.CONTENT_ITEM_TYPE;
+            case SIM_RECORDS:
+                return SimRecords.CONTENT_TYPE;
+            case SIM_RECORDS_ITEM:
+                return SimRecords.CONTENT_ITEM_TYPE;
+            default:
+                throw new IllegalArgumentException("Unsupported Uri " + uri);
+        }
+    }
+
+    @Nullable
+    @Override
+    public Uri insert(@NonNull Uri uri, @Nullable ContentValues values) {
+        return insert(uri, values, null);
+    }
+
+    @Nullable
+    @Override
+    public Uri insert(@NonNull Uri uri, @Nullable ContentValues values, @Nullable Bundle extras) {
+        switch (URI_MATCHER.match(uri)) {
+            case SIM_RECORDS:
+                return insertSimRecord(PhonebookArgs.forSimRecords(uri, extras), values);
+            case ELEMENTARY_FILES:
+            case ELEMENTARY_FILES_ITEM:
+            case SIM_RECORDS_ITEM:
+                throw new UnsupportedOperationException(uri + " does not support insert");
+            default:
+                throw new IllegalArgumentException("Unsupported Uri " + uri);
+        }
+    }
+
+    private Uri insertSimRecord(PhonebookArgs args, ContentValues values) {
+        validateWritableEf(args, "insert");
+        validateSubscriptionAndEf(args);
+
+        if (values == null || values.isEmpty()) {
+            return null;
+        }
+        validateValues(args, values);
+        String newName = Strings.nullToEmpty(values.getAsString(SimRecords.NAME));
+        String newPhoneNumber = Strings.nullToEmpty(values.getAsString(SimRecords.PHONE_NUMBER));
+
+        acquireWriteLockOrThrow();
+        try {
+            List<AdnRecord> records = loadRecordsForEf(args);
+            if (records == null) {
+                Rlog.e(TAG, "Failed to load existing records for " + args.uri);
+                return null;
+            }
+            AdnRecord emptyRecord = null;
+            for (AdnRecord record : records) {
+                if (record.isEmpty()) {
+                    emptyRecord = record;
+                    break;
+                }
+            }
+            if (emptyRecord == null) {
+                // When there are no empty records that means the EF is full.
+                throw new IllegalStateException(
+                        args.uri + " is full. Please delete records to add new ones.");
+            }
+            boolean success = updateRecord(args, emptyRecord, args.pin2, newName, newPhoneNumber);
+            if (!success) {
+                Rlog.e(TAG, "Insert failed for " + args.uri);
+                // Something didn't work but since we don't have any more specific
+                // information to provide to the caller it's better to just return null
+                // rather than throwing and possibly crashing their process.
+                return null;
+            }
+            notifyChange();
+            return SimRecords.getItemUri(args.subscriptionId, args.efType, emptyRecord.getRecId());
+        } finally {
+            releaseWriteLock();
+        }
+    }
+
+    @Override
+    public int delete(@NonNull Uri uri, @Nullable String selection,
+            @Nullable String[] selectionArgs) {
+        throw new UnsupportedOperationException("Only delete with Bundle is supported");
+    }
+
+    @Override
+    public int delete(@NonNull Uri uri, @Nullable Bundle extras) {
+        switch (URI_MATCHER.match(uri)) {
+            case SIM_RECORDS_ITEM:
+                return deleteSimRecordsItem(PhonebookArgs.forSimRecordsItem(uri, extras));
+            case ELEMENTARY_FILES:
+            case ELEMENTARY_FILES_ITEM:
+            case SIM_RECORDS:
+                throw new UnsupportedOperationException(uri + " does not support delete");
+            default:
+                throw new IllegalArgumentException("Unsupported Uri " + uri);
+        }
+    }
+
+    private int deleteSimRecordsItem(PhonebookArgs args) {
+        validateWritableEf(args, "delete");
+        validateSubscriptionAndEf(args);
+
+        acquireWriteLockOrThrow();
+        try {
+            AdnRecord record = loadRecord(args);
+            if (record == null || record.isEmpty()) {
+                return 0;
+            }
+            if (!updateRecord(args, record, args.pin2, "", "")) {
+                Rlog.e(TAG, "Failed to delete " + args.uri);
+            }
+            notifyChange();
+        } finally {
+            releaseWriteLock();
+        }
+        return 1;
+    }
+
+
+    @Override
+    public int update(@NonNull Uri uri, @Nullable ContentValues values, @Nullable Bundle extras) {
+        switch (URI_MATCHER.match(uri)) {
+            case SIM_RECORDS_ITEM:
+                return updateSimRecordsItem(PhonebookArgs.forSimRecordsItem(uri, extras), values);
+            case ELEMENTARY_FILES:
+            case ELEMENTARY_FILES_ITEM:
+            case SIM_RECORDS:
+                throw new UnsupportedOperationException(uri + " does not support update");
+            default:
+                throw new IllegalArgumentException("Unsupported Uri " + uri);
+        }
+    }
+
+    @Override
+    public int update(@NonNull Uri uri, @Nullable ContentValues values, @Nullable String selection,
+            @Nullable String[] selectionArgs) {
+        throw new UnsupportedOperationException("Only Update with bundle is supported");
+    }
+
+    private int updateSimRecordsItem(PhonebookArgs args, ContentValues values) {
+        validateWritableEf(args, "update");
+        validateSubscriptionAndEf(args);
+
+        if (values == null || values.isEmpty()) {
+            return 0;
+        }
+        validateValues(args, values);
+        String newName = Strings.nullToEmpty(values.getAsString(SimRecords.NAME));
+        String newPhoneNumber = Strings.nullToEmpty(values.getAsString(SimRecords.PHONE_NUMBER));
+
+        acquireWriteLockOrThrow();
+
+        try {
+            AdnRecord record = loadRecord(args);
+
+            // Note we allow empty records to be updated. This is a bit weird because they are
+            // not returned by query methods but this allows a client application assign a name
+            // to a specific record number. This may be desirable in some phone app use cases since
+            // the record number is often used as a quick dial index.
+            if (record == null) {
+                return 0;
+            }
+            if (!updateRecord(args, record, args.pin2, newName, newPhoneNumber)) {
+                Rlog.e(TAG, "Failed to update " + args.uri);
+                return 0;
+            }
+            notifyChange();
+        } finally {
+            releaseWriteLock();
+        }
+        return 1;
+    }
+
+    void validateSubscriptionAndEf(PhonebookArgs args) {
+        SubscriptionInfo info =
+                args.subscriptionId != SubscriptionManager.INVALID_SUBSCRIPTION_ID
+                        ? getActiveSubscriptionInfo(args.subscriptionId)
+                        : null;
+        if (info == null) {
+            throw new IllegalArgumentException("No active SIM with subscription ID "
+                    + args.subscriptionId);
+        }
+
+        int[] recordsSize = getRecordsSizeForEf(args);
+        if (recordsSize == null || recordsSize[1] == 0) {
+            throw new IllegalArgumentException(args.efName
+                    + " is not supported for SIM with subscription ID " + args.subscriptionId);
+        }
+    }
+
+    private void acquireWriteLockOrThrow() {
+        try {
+            if (!mWriteLock.tryLock(WRITE_TIMEOUT_SECONDS, TimeUnit.SECONDS)) {
+                throw new IllegalStateException("Timeout waiting to write");
+            }
+        } catch (InterruptedException e) {
+            throw new IllegalStateException("Write failed");
+        }
+    }
+
+    private void releaseWriteLock() {
+        mWriteLock.unlock();
+    }
+
+    private void validateWritableEf(PhonebookArgs args, String operationName) {
+        if (args.efType == ElementaryFiles.EF_FDN) {
+            if (hasPermissionsForFdnWrite(args)) {
+                return;
+            }
+        }
+        if (args.efType != ElementaryFiles.EF_ADN) {
+            throw new UnsupportedOperationException(
+                    args.uri + " does not support " + operationName);
+        }
+    }
+
+    private boolean hasPermissionsForFdnWrite(PhonebookArgs args) {
+        TelephonyManager telephonyManager = getContext().getSystemService(
+                TelephonyManager.class);
+        String callingPackage = getCallingPackage();
+        int granted = PackageManager.PERMISSION_DENIED;
+        if (callingPackage != null) {
+            granted = getContext().getPackageManager().checkPermission(
+                    Manifest.permission.MODIFY_PHONE_STATE, callingPackage);
+        }
+        return granted == PackageManager.PERMISSION_GRANTED
+                || telephonyManager.hasCarrierPrivileges(args.subscriptionId);
+
+    }
+
+
+    private boolean updateRecord(PhonebookArgs args, AdnRecord existingRecord, String pin2,
+            String newName, String newPhone) {
+        try {
+            return mIccPhoneBookSupplier.get().updateAdnRecordsInEfByIndexForSubscriber(
+                    args.subscriptionId, existingRecord.getEfid(), newName, newPhone,
+                    existingRecord.getRecId(),
+                    pin2);
+        } catch (RemoteException e) {
+            return false;
+        }
+    }
+
+    private SimRecords.NameValidationResult validateName(
+            PhonebookArgs args, @Nullable String name) {
+        name = Strings.nullToEmpty(name);
+        int recordSize = getRecordSize(getRecordsSizeForEf(args));
+        // Validating the name consists of encoding the record in the binary format that it is
+        // stored on the SIM then decoding it and checking whether the decoded name is the same.
+        // The AOSP implementation of AdnRecord replaces unsupported characters with spaces during
+        // encoding.
+        // TODO: It would be good to update AdnRecord to support UCS-2 on the encode path (it
+        //  supports it on the decode path). Right now it's not supported and so any non-latin
+        //  characters will not be valid (at least in the AOSP implementation).
+        byte[] encodedName = AdnRecord.encodeAlphaTag(name);
+        String sanitizedName = AdnRecord.decodeAlphaTag(encodedName, 0, encodedName.length);
+        return new SimRecords.NameValidationResult(name, sanitizedName,
+                encodedName.length, AdnRecord.getMaxAlphaTagBytes(recordSize));
+    }
+
+    private void validatePhoneNumber(@Nullable String phoneNumber) {
+        if (phoneNumber == null || phoneNumber.isEmpty()) {
+            throw new IllegalArgumentException(SimRecords.PHONE_NUMBER + " is required.");
+        }
+        int actualLength = phoneNumber.length();
+        // When encoded the "+" prefix sets a bit and so doesn't count against the maximum length
+        if (phoneNumber.startsWith("+")) {
+            actualLength--;
+        }
+        if (actualLength > AdnRecord.getMaxPhoneNumberDigits()) {
+            throw new IllegalArgumentException(SimRecords.PHONE_NUMBER + " is too long.");
+        }
+        for (int i = 0; i < phoneNumber.length(); i++) {
+            char c = phoneNumber.charAt(i);
+            if (!PhoneNumberUtils.isNonSeparator(c)) {
+                throw new IllegalArgumentException(
+                        SimRecords.PHONE_NUMBER + " contains unsupported characters.");
+            }
+        }
+    }
+
+    private void validateValues(PhonebookArgs args, ContentValues values) {
+        if (!SIM_RECORDS_WRITABLE_COLUMNS.containsAll(values.keySet())) {
+            Set<String> unsupportedColumns = new ArraySet<>(values.keySet());
+            unsupportedColumns.removeAll(SIM_RECORDS_WRITABLE_COLUMNS);
+            throw new IllegalArgumentException("Unsupported columns: " + Joiner.on(',')
+                    .join(unsupportedColumns));
+        }
+
+        String phoneNumber = values.getAsString(SimRecords.PHONE_NUMBER);
+        validatePhoneNumber(phoneNumber);
+
+        String name = values.getAsString(SimRecords.NAME);
+        SimRecords.NameValidationResult result = validateName(args, name);
+
+        if (result.getEncodedLength() > result.getMaxEncodedLength()) {
+            throw new IllegalArgumentException(SimRecords.NAME + " is too long.");
+        } else if (!Objects.equals(result.getName(), result.getSanitizedName())) {
+            throw new IllegalArgumentException(
+                    SimRecords.NAME + " contains unsupported characters.");
+        }
+    }
+
+    private List<SubscriptionInfo> getActiveSubscriptionInfoList() {
+        // Getting the SubscriptionInfo requires READ_PHONE_STATE but we're only returning
+        // the subscription ID and slot index which are not sensitive information.
+        CallingIdentity identity = clearCallingIdentity();
+        try {
+            return mSubscriptionManager.getActiveSubscriptionInfoList();
+        } finally {
+            restoreCallingIdentity(identity);
+        }
+    }
+
+    private SubscriptionInfo getActiveSubscriptionInfo(int subId) {
+        // Getting the SubscriptionInfo requires READ_PHONE_STATE.
+        CallingIdentity identity = clearCallingIdentity();
+        try {
+            return mSubscriptionManager.getActiveSubscriptionInfo(subId);
+        } finally {
+            restoreCallingIdentity(identity);
+        }
+    }
+
+    private List<AdnRecord> loadRecordsForEf(PhonebookArgs args) {
+        try {
+            return mIccPhoneBookSupplier.get().getAdnRecordsInEfForSubscriber(
+                    args.subscriptionId, args.efid);
+        } catch (RemoteException e) {
+            return null;
+        }
+    }
+
+    private AdnRecord loadRecord(PhonebookArgs args) {
+        List<AdnRecord> records = loadRecordsForEf(args);
+        if (args.recordNumber > records.size()) {
+            return null;
+        }
+        AdnRecord result = records.get(args.recordNumber - 1);
+        // This should be true but the service could have a different implementation.
+        if (result.getRecId() == args.recordNumber) {
+            return result;
+        }
+        for (AdnRecord record : records) {
+            if (record.getRecId() == args.recordNumber) {
+                return result;
+            }
+        }
+        return null;
+    }
+
+
+    private int[] getRecordsSizeForEf(PhonebookArgs args) {
+        try {
+            return mIccPhoneBookSupplier.get().getAdnRecordsSizeForSubscriber(
+                    args.subscriptionId, args.efid);
+        } catch (RemoteException e) {
+            return null;
+        }
+    }
+
+    void notifyChange() {
+        mContentNotifier.notifyChange(SimPhonebookContract.AUTHORITY_URI);
+    }
+
+    /** Testable wrapper around {@link ContentResolver#notifyChange(Uri, ContentObserver)} */
+    @TestApi
+    interface ContentNotifier {
+        void notifyChange(Uri uri);
+    }
+
+    /**
+     * Holds the arguments extracted from the Uri and query args for accessing the referenced
+     * phonebook data on a SIM.
+     */
+    private static class PhonebookArgs {
+        public final Uri uri;
+        public final int subscriptionId;
+        public final String efName;
+        public final int efType;
+        public final int efid;
+        public final int recordNumber;
+        public final String pin2;
+
+        PhonebookArgs(Uri uri, int subscriptionId, String efName,
+                @ElementaryFiles.EfType int efType, int efid, int recordNumber,
+                @Nullable Bundle queryArgs) {
+            this.uri = uri;
+            this.subscriptionId = subscriptionId;
+            this.efName = efName;
+            this.efType = efType;
+            this.efid = efid;
+            this.recordNumber = recordNumber;
+            pin2 = efType == ElementaryFiles.EF_FDN && queryArgs != null
+                    ? queryArgs.getString(SimRecords.QUERY_ARG_PIN2)
+                    : null;
+        }
+
+        static PhonebookArgs createFromEfName(Uri uri, int subscriptionId,
+                String efName, int recordNumber, @Nullable Bundle queryArgs) {
+            int efType;
+            int efid;
+            if (efName != null) {
+                switch (efName) {
+                    case ElementaryFiles.EF_ADN_PATH_SEGMENT:
+                        efType = ElementaryFiles.EF_ADN;
+                        efid = IccConstants.EF_ADN;
+                        break;
+                    case ElementaryFiles.EF_FDN_PATH_SEGMENT:
+                        efType = ElementaryFiles.EF_FDN;
+                        efid = IccConstants.EF_FDN;
+                        break;
+                    case ElementaryFiles.EF_SDN_PATH_SEGMENT:
+                        efType = ElementaryFiles.EF_SDN;
+                        efid = IccConstants.EF_SDN;
+                        break;
+                    default:
+                        throw new IllegalArgumentException(
+                                "Unrecognized elementary file " + efName);
+                }
+            } else {
+                efType = ElementaryFiles.EF_UNKNOWN;
+                efid = 0;
+            }
+            return new PhonebookArgs(uri, subscriptionId, efName, efType, efid, recordNumber,
+                    queryArgs);
+        }
+
+        /**
+         * Pattern: elementary_files/subid/${subscriptionId}/${efName}
+         *
+         * e.g. elementary_files/subid/1/adn
+         *
+         * @see ElementaryFiles#getItemUri(int, int)
+         * @see #ELEMENTARY_FILES_ITEM
+         */
+        static PhonebookArgs forElementaryFilesItem(Uri uri) {
+            int subscriptionId = parseSubscriptionIdFromUri(uri, 2);
+            String efName = uri.getPathSegments().get(3);
+            return PhonebookArgs.createFromEfName(
+                    uri, subscriptionId, efName, -1, null);
+        }
+
+        /**
+         * Pattern: subid/${subscriptionId}/${efName}
+         *
+         * <p>e.g. subid/1/adn
+         *
+         * @see SimRecords#getContentUri(int, int)
+         * @see #SIM_RECORDS
+         */
+        static PhonebookArgs forSimRecords(Uri uri, Bundle queryArgs) {
+            int subscriptionId = parseSubscriptionIdFromUri(uri, 1);
+            String efName = uri.getPathSegments().get(2);
+            return PhonebookArgs.createFromEfName(uri, subscriptionId, efName, -1, queryArgs);
+        }
+
+        /**
+         * Pattern: subid/${subscriptionId}/${efName}/${recordNumber}
+         *
+         * <p>e.g. subid/1/adn/10
+         *
+         * @see SimRecords#getItemUri(int, int, int)
+         * @see #SIM_RECORDS_ITEM
+         */
+        static PhonebookArgs forSimRecordsItem(Uri uri, Bundle queryArgs) {
+            int subscriptionId = parseSubscriptionIdFromUri(uri, 1);
+            String efName = uri.getPathSegments().get(2);
+            int recordNumber = parseRecordNumberFromUri(uri, 3);
+            return PhonebookArgs.createFromEfName(uri, subscriptionId, efName, recordNumber,
+                    queryArgs);
+        }
+
+        /**
+         * Pattern: subid/${subscriptionId}/${efName}/validate_name
+         *
+         * @see SimRecords#validateName(ContentResolver, int, int, String)
+         * @see #VALIDATE_NAME
+         */
+        static PhonebookArgs forValidateName(Uri uri, Bundle queryArgs) {
+            int subscriptionId = parseSubscriptionIdFromUri(uri, 1);
+            String efName = uri.getPathSegments().get(2);
+            return PhonebookArgs.createFromEfName(
+                    uri, subscriptionId, efName, -1, queryArgs);
+        }
+
+        private static int parseSubscriptionIdFromUri(Uri uri, int pathIndex) {
+            if (pathIndex == -1) {
+                return SubscriptionManager.INVALID_SUBSCRIPTION_ID;
+            }
+            String segment = uri.getPathSegments().get(pathIndex);
+            try {
+                return Integer.parseInt(segment);
+            } catch (NumberFormatException e) {
+                throw new IllegalArgumentException("Invalid subscription ID: " + segment);
+            }
+        }
+
+        private static int parseRecordNumberFromUri(Uri uri, int pathIndex) {
+            try {
+                return Integer.parseInt(uri.getPathSegments().get(pathIndex));
+            } catch (NumberFormatException e) {
+                throw new IllegalArgumentException(
+                        "Invalid record index: " + uri.getLastPathSegment());
+            }
+        }
+    }
+}
diff --git a/tests/Android.bp b/tests/Android.bp
index 13c0dc8..4eacf6d 100644
--- a/tests/Android.bp
+++ b/tests/Android.bp
@@ -33,9 +33,13 @@
     instrumentation_for: "TeleService",
 
     static_libs: [
+        "androidx.test.core",
+        "androidx.test.espresso.core",
+        "androidx.test.ext.junit",
         "androidx.test.rules",
         "mockito-target-minus-junit4",
-        "androidx.test.espresso.core",
+        "telephony-common-testing",
+        "testng",
         "truth-prebuilt",
 	"testables",
     ],
@@ -46,3 +50,4 @@
     ],
 
 }
+
diff --git a/tests/src/com/android/phone/SimPhonebookProviderTest.java b/tests/src/com/android/phone/SimPhonebookProviderTest.java
new file mode 100644
index 0000000..1d48694
--- /dev/null
+++ b/tests/src/com/android/phone/SimPhonebookProviderTest.java
@@ -0,0 +1,1490 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.phone;
+
+import static android.provider.SimPhonebookContract.ElementaryFiles.EF_ADN;
+import static android.provider.SimPhonebookContract.ElementaryFiles.EF_FDN;
+import static android.provider.SimPhonebookContract.ElementaryFiles.EF_SDN;
+
+import static com.android.internal.telephony.testing.CursorSubject.assertThat;
+import static com.android.internal.telephony.testing.TelephonyAssertions.assertThrows;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyInt;
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import android.content.ContentResolver;
+import android.content.ContentValues;
+import android.database.Cursor;
+import android.net.Uri;
+import android.provider.SimPhonebookContract;
+import android.provider.SimPhonebookContract.ElementaryFiles;
+import android.provider.SimPhonebookContract.SimRecords;
+import android.telephony.SubscriptionInfo;
+import android.telephony.SubscriptionManager;
+import android.util.Pair;
+
+import androidx.test.core.app.ApplicationProvider;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+import androidx.test.platform.app.InstrumentationRegistry;
+import androidx.test.rule.provider.ProviderTestRule;
+
+import com.android.internal.telephony.IIccPhoneBook;
+import com.android.internal.telephony.uicc.AdnRecord;
+import com.android.internal.telephony.uicc.IccConstants;
+
+import com.google.common.collect.ImmutableList;
+import com.google.common.truth.Correspondence;
+
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.AdditionalAnswers;
+import org.mockito.ArgumentCaptor;
+import org.mockito.Mockito;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Objects;
+import java.util.function.Predicate;
+import java.util.stream.Collectors;
+
+@RunWith(AndroidJUnit4.class)
+public final class SimPhonebookProviderTest {
+
+    // Emojis aren't currently supported for the ADN record label.
+    private static final String EMOJI = new String(Character.toChars(0x1F642));
+    private static final String UNSUPPORTED_NAME = ":)=" + EMOJI + ";ni=日;hon=本;";
+    private static final String UNSUPPORTED_NAME2 = "日本" + EMOJI;
+    private static final Correspondence<AdnRecord, AdnRecord> ADN_RECORD_IS_EQUAL =
+            Correspondence.from(AdnRecord::isEqual, "isEqual");
+
+    @Rule
+    public final ProviderTestRule mProviderRule = new ProviderTestRule.Builder(
+            TestableSimPhonebookProvider.class, SimPhonebookContract.AUTHORITY).build();
+
+    private ContentResolver mResolver;
+    private FakeIccPhoneBook mIccPhoneBook;
+    private SubscriptionManager mMockSubscriptionManager;
+
+    private static List<SubscriptionInfo> createSubscriptionsWithIds(int... subscriptionIds) {
+        ImmutableList.Builder<SubscriptionInfo> builder = ImmutableList.builderWithExpectedSize(
+                subscriptionIds.length);
+        for (int i = 0; i < subscriptionIds.length; i++) {
+            builder.add(createSubscriptionInfo(i, subscriptionIds[i]));
+        }
+        return builder.build();
+    }
+
+    private static SubscriptionInfo createSubscriptionInfo(int slotIndex, int subscriptiondId) {
+        return new SubscriptionInfo(
+                subscriptiondId, "", slotIndex, null, null, 0, 0, null, 0, null, null, null, null,
+                false, null, null);
+    }
+
+    @Before
+    public void setUp() {
+        mMockSubscriptionManager = spy(
+                Objects.requireNonNull(ApplicationProvider.getApplicationContext()
+                        .getSystemService(SubscriptionManager.class)));
+        mIccPhoneBook = new FakeIccPhoneBook();
+        mResolver = mProviderRule.getResolver();
+
+        TestableSimPhonebookProvider.setup(mResolver, mMockSubscriptionManager, mIccPhoneBook);
+    }
+
+    @Test
+    public void query_entityFiles_returnsCursorWithCorrectProjection() {
+        // Empty projection
+        try (Cursor cursor = mResolver.query(ElementaryFiles.CONTENT_URI, new String[0], null,
+                null)) {
+            assertThat(cursor).hasColumnNames();
+        }
+
+        // Single column
+        try (Cursor cursor = mResolver.query(ElementaryFiles.CONTENT_URI, new String[]{
+                ElementaryFiles.EF_TYPE
+        }, null, null)) {
+            assertThat(cursor).hasColumnNames(ElementaryFiles.EF_TYPE);
+        }
+
+        // Duplicate column
+        try (Cursor cursor = mResolver.query(ElementaryFiles.CONTENT_URI, new String[]{
+                ElementaryFiles.SUBSCRIPTION_ID, ElementaryFiles.SUBSCRIPTION_ID
+        }, null, null)) {
+            assertThat(cursor).hasColumnNames(ElementaryFiles.SUBSCRIPTION_ID,
+                    ElementaryFiles.SUBSCRIPTION_ID);
+        }
+
+        // Random order of all columns
+        String[] projection = Arrays.copyOf(
+                SimPhonebookProvider.ELEMENTARY_FILES_ALL_COLUMNS,
+                SimPhonebookProvider.ELEMENTARY_FILES_ALL_COLUMNS.length);
+        Collections.shuffle(Arrays.asList(projection));
+        try (Cursor cursor = mResolver.query(ElementaryFiles.CONTENT_URI, projection, null, null)) {
+            assertThat(cursor).hasColumnNames(projection);
+        }
+    }
+
+    @Test
+    public void query_entityFiles_unrecognizedColumn_throwsIllegalArgumentException() {
+        assertThrows(IllegalArgumentException.class, () ->
+                mResolver.query(ElementaryFiles.CONTENT_URI, new String[]{"invalid_column"}, null,
+                        null));
+    }
+
+    @Test
+    public void query_entityFiles_noSim_returnsEmptyCursor() {
+        when(mMockSubscriptionManager.getActiveSubscriptionInfoList()).thenReturn(
+                ImmutableList.of());
+
+        try (Cursor cursor = mResolver.query(ElementaryFiles.CONTENT_URI, null, null, null)) {
+            assertThat(cursor).hasCount(0);
+        }
+    }
+
+    @Test
+    public void query_entityFiles_multiSim_returnsCursorWithRowForEachSimEf() {
+        setupSimsWithSubscriptionIds(2, 3, 7);
+
+        mIccPhoneBook.setRecordsSize(2, IccConstants.EF_ADN, 10, 25);
+        mIccPhoneBook.setRecordsSize(2, IccConstants.EF_FDN, 5, 20);
+        mIccPhoneBook.setRecordsSize(2, IccConstants.EF_SDN, 15, 20);
+        mIccPhoneBook.setRecordsSize(3, IccConstants.EF_ADN, 100, 30);
+        // These Will be omitted from results because zero size indicates the EF is not supported.
+        mIccPhoneBook.setRecordsSize(3, IccConstants.EF_FDN, 0, 0);
+        mIccPhoneBook.setRecordsSize(3, IccConstants.EF_SDN, 0, 0);
+        mIccPhoneBook.setRecordsSize(7, IccConstants.EF_ADN, 0, 0);
+        mIccPhoneBook.setRecordsSize(7, IccConstants.EF_FDN, 0, 0);
+        mIccPhoneBook.setRecordsSize(7, IccConstants.EF_SDN, 0, 0);
+
+        String[] projection = {
+                ElementaryFiles.SLOT_INDEX, ElementaryFiles.SUBSCRIPTION_ID,
+                ElementaryFiles.EF_TYPE, ElementaryFiles.MAX_RECORDS,
+                ElementaryFiles.NAME_MAX_LENGTH, ElementaryFiles.PHONE_NUMBER_MAX_LENGTH
+        };
+        try (Cursor cursor = mResolver.query(ElementaryFiles.CONTENT_URI, projection, null, null)) {
+            assertThat(cursor).hasColumnNames(projection);
+
+            assertThat(cursor)
+                    .atRow(0).hasRowValues(0, 2, ElementaryFiles.EF_ADN, 10, 11, 20)
+                    .atRow(1).hasRowValues(0, 2, ElementaryFiles.EF_FDN, 5, 6, 20)
+                    .atRow(2).hasRowValues(0, 2, ElementaryFiles.EF_SDN, 15, 6, 20)
+                    .atRow(3).hasRowValues(1, 3, ElementaryFiles.EF_ADN, 100, 16, 20);
+        }
+    }
+
+    @Test
+    public void query_entityFiles_simWithZeroSizes_returnsEmptyCursor() {
+        setupSimsWithSubscriptionIds(1);
+
+        mIccPhoneBook.setRecordsSize(1, IccConstants.EF_ADN, 0, 0);
+        mIccPhoneBook.setRecordsSize(1, IccConstants.EF_FDN, 0, 0);
+        mIccPhoneBook.setRecordsSize(1, IccConstants.EF_SDN, 0, 0);
+
+        try (Cursor cursor = mResolver.query(ElementaryFiles.CONTENT_URI, null, null, null)) {
+            assertThat(cursor).hasCount(0);
+        }
+    }
+
+    @Test
+    public void query_adnRecords_returnsCursorWithMatchingProjection() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.makeAllEfsSupported(1);
+        Uri contentAdn = SimRecords.getContentUri(1, EF_ADN);
+
+        // Empty projection
+        try (Cursor cursor = mResolver.query(contentAdn, new String[0], null, null)) {
+            assertThat(cursor).hasColumnNames();
+        }
+
+        // Single column
+        try (Cursor cursor = mResolver.query(contentAdn, new String[] {
+                SimRecords.PHONE_NUMBER
+        }, null, null)) {
+            assertThat(cursor).hasColumnNames(SimRecords.PHONE_NUMBER);
+        }
+
+        // Duplicate column
+        try (Cursor cursor = mResolver.query(contentAdn, new String[]{
+                SimRecords.PHONE_NUMBER, SimRecords.PHONE_NUMBER
+        }, null, null)) {
+            assertThat(cursor).hasColumnNames(SimRecords.PHONE_NUMBER, SimRecords.PHONE_NUMBER);
+        }
+
+        // Random order of all columns
+        String[] projection = Arrays.copyOf(
+                SimPhonebookProvider.SIM_RECORDS_ALL_COLUMNS,
+                SimPhonebookProvider.SIM_RECORDS_ALL_COLUMNS.length);
+        Collections.shuffle(Arrays.asList(projection));
+        try (Cursor cursor = mResolver.query(contentAdn, projection, null, null)) {
+            assertThat(cursor).hasColumnNames(projection);
+        }
+    }
+
+    @Test
+    public void query_adnRecords_noRecords_returnsEmptyCursor() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.makeAllEfsSupported(1);
+
+        try (Cursor cursor = mResolver.query(SimRecords.getContentUri(1, EF_ADN), null, null,
+                null)) {
+            assertThat(cursor).hasCount(0);
+        }
+    }
+
+    @Test
+    public void query_simRecords_nullRecordList_returnsEmptyCursor() throws Exception {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.makeAllEfsSupported(1);
+        // Use a mock so that a null list can be returned
+        IIccPhoneBook mockIccPhoneBook = mock(
+                IIccPhoneBook.class, AdditionalAnswers.delegatesTo(mIccPhoneBook));
+        when(mockIccPhoneBook.getAdnRecordsInEfForSubscriber(anyInt(), anyInt())).thenReturn(null);
+        TestableSimPhonebookProvider.setup(mResolver, mMockSubscriptionManager, mockIccPhoneBook);
+
+        try (Cursor adnCursor = mResolver.query(SimRecords.getContentUri(1, EF_ADN), null, null,
+                null);
+             Cursor fdnCursor = mResolver.query(SimRecords.getContentUri(1, EF_FDN), null, null,
+                     null);
+             Cursor sdnCursor = mResolver.query(SimRecords.getContentUri(1, EF_SDN), null, null,
+                     null)
+        ) {
+            assertThat(adnCursor).hasCount(0);
+            assertThat(fdnCursor).hasCount(0);
+            assertThat(sdnCursor).hasCount(0);
+        }
+    }
+
+    @Test
+    public void query_simRecords_singleSim_returnsDataForCorrectEf() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.addRecord(1, IccConstants.EF_ADN, "Person Adn1", "8005550101");
+        mIccPhoneBook.addRecord(1, IccConstants.EF_ADN, "Person Adn2", "8005550102");
+        mIccPhoneBook.addRecord(1, IccConstants.EF_FDN, "Person Fdn", "8005550103");
+        mIccPhoneBook.addRecord(1, IccConstants.EF_SDN, "Person Sdn", "8005550104");
+        mIccPhoneBook.setDefaultSubscriptionId(1);
+
+        String[] projection = {
+                SimRecords.SUBSCRIPTION_ID,
+                SimRecords.ELEMENTARY_FILE_TYPE,
+                SimRecords.RECORD_NUMBER,
+                SimRecords.NAME,
+                SimRecords.PHONE_NUMBER
+        };
+        try (Cursor adnCursor = mResolver.query(SimRecords.getContentUri(1, EF_ADN),
+                projection, null, null);
+             Cursor fdnCursor = mResolver.query(SimRecords.getContentUri(1, EF_FDN),
+                     projection, null, null);
+             Cursor sdnCursor = mResolver.query(SimRecords.getContentUri(1, EF_SDN),
+                     projection, null, null)
+        ) {
+
+            assertThat(adnCursor)
+                    .atRow(0).hasRowValues(1, ElementaryFiles.EF_ADN, 1, "Person Adn1",
+                    "8005550101")
+                    .atRow(1).hasRowValues(1, ElementaryFiles.EF_ADN, 2, "Person Adn2",
+                    "8005550102");
+            assertThat(fdnCursor)
+                    .atRow(0).hasRowValues(1, ElementaryFiles.EF_FDN, 1, "Person Fdn",
+                    "8005550103");
+            assertThat(sdnCursor)
+                    .atRow(0).hasRowValues(1, ElementaryFiles.EF_SDN, 1, "Person Sdn",
+                    "8005550104");
+        }
+    }
+
+    @Test
+    public void query_adnRecords_returnsAdnData() {
+        setupSimsWithSubscriptionIds(1, 2, 4);
+        mIccPhoneBook.addRecord(1, IccConstants.EF_ADN, "Person Sim1", "8005550101");
+        mIccPhoneBook.addRecord(1, IccConstants.EF_FDN, "Omitted Sim1", "8005550199");
+        mIccPhoneBook.addRecord(2, IccConstants.EF_ADN, "Person Sim2a", "8005550103");
+        mIccPhoneBook.addRecord(2, IccConstants.EF_ADN, "Person Sim2b", "8005550104");
+        mIccPhoneBook.addRecord(2, IccConstants.EF_ADN, "Person Sim2c", "8005550105");
+        mIccPhoneBook.addRecord(2, IccConstants.EF_SDN, "Omitted Sim2", "8005550198");
+        mIccPhoneBook.addRecord(4, IccConstants.EF_ADN, "Person Sim4", "8005550106");
+        mIccPhoneBook.setDefaultSubscriptionId(1);
+
+        String[] projection = {
+                SimRecords.SUBSCRIPTION_ID,
+                SimRecords.ELEMENTARY_FILE_TYPE,
+                SimRecords.RECORD_NUMBER,
+                SimRecords.NAME,
+                SimRecords.PHONE_NUMBER
+        };
+        try (Cursor cursorSim1 = mResolver.query(SimRecords.getContentUri(1, EF_ADN),
+                projection, null, null);
+             Cursor cursorSim2 = mResolver.query(SimRecords.getContentUri(2, EF_ADN),
+                     projection, null, null);
+             Cursor cursorSim4 = mResolver.query(SimRecords.getContentUri(4, EF_ADN),
+                     projection, null, null)
+        ) {
+
+            assertThat(cursorSim1).hasData(new Object[][]{
+                    {1, ElementaryFiles.EF_ADN, 1, "Person Sim1", "8005550101"},
+            });
+            assertThat(cursorSim2).hasData(new Object[][]{
+                    {2, ElementaryFiles.EF_ADN, 1, "Person Sim2a", "8005550103"},
+                    {2, ElementaryFiles.EF_ADN, 2, "Person Sim2b", "8005550104"},
+                    {2, ElementaryFiles.EF_ADN, 3, "Person Sim2c", "8005550105"},
+            });
+            assertThat(cursorSim4).hasData(new Object[][]{
+                    {4, ElementaryFiles.EF_ADN, 1, "Person Sim4", "8005550106"},
+            });
+        }
+    }
+
+    @Test
+    public void query_fdnRecords_returnsFdnData() {
+        setupSimsWithSubscriptionIds(1, 2, 4);
+        mIccPhoneBook.makeAllEfsSupported(1, 2, 4);
+        mIccPhoneBook.addRecord(1, IccConstants.EF_ADN, "Person Sim1", "8005550101");
+        mIccPhoneBook.addRecord(2, IccConstants.EF_ADN, "Person Sim2a", "8005550103");
+        mIccPhoneBook.addRecord(2, IccConstants.EF_FDN, "Person Sim2b", "8005550104");
+        mIccPhoneBook.addRecord(2, IccConstants.EF_FDN, "Person Sim2c", "8005550105");
+        mIccPhoneBook.addRecord(4, IccConstants.EF_SDN, "Person Sim4", "8005550106");
+        mIccPhoneBook.setDefaultSubscriptionId(1);
+
+        String[] projection = {
+                SimRecords.SUBSCRIPTION_ID,
+                SimRecords.ELEMENTARY_FILE_TYPE,
+                SimRecords.RECORD_NUMBER,
+                SimRecords.NAME,
+                SimRecords.PHONE_NUMBER
+        };
+        try (Cursor cursorSim1Fdn = mResolver.query(SimRecords.getContentUri(1, EF_FDN),
+                projection, null, null);
+             Cursor cursorSim2Fdn = mResolver.query(SimRecords.getContentUri(2, EF_FDN),
+                     projection, null, null);
+             Cursor cursorSim4Fdn = mResolver.query(SimRecords.getContentUri(4, EF_FDN),
+                     projection, null, null)
+        ) {
+
+            assertThat(cursorSim1Fdn).hasCount(0);
+            assertThat(cursorSim2Fdn).hasData(new Object[][]{
+                    {2, ElementaryFiles.EF_FDN, 1, "Person Sim2b", "8005550104"},
+                    {2, ElementaryFiles.EF_FDN, 2, "Person Sim2c", "8005550105"},
+            });
+            assertThat(cursorSim4Fdn).hasCount(0);
+        }
+    }
+
+    @Test
+    public void query_sdnRecords_returnsSdnData() {
+        setupSimsWithSubscriptionIds(1, 2, 4);
+        mIccPhoneBook.makeAllEfsSupported(1, 2, 4);
+        mIccPhoneBook.addRecord(1, IccConstants.EF_ADN, "Person Adn1", "8005550101");
+        mIccPhoneBook.addRecord(1, IccConstants.EF_FDN, "Person Fdn1", "8005550102");
+        mIccPhoneBook.addRecord(1, IccConstants.EF_SDN, "Person Sdn1", "8005550103");
+        mIccPhoneBook.addRecord(2, IccConstants.EF_ADN, "Person Adn2a", "8005550104");
+        mIccPhoneBook.addRecord(2, IccConstants.EF_FDN, "Person Fdn2b", "8005550105");
+        mIccPhoneBook.addRecord(4, IccConstants.EF_SDN, "Person Sdn4a", "8005550106");
+        mIccPhoneBook.addRecord(4, IccConstants.EF_SDN, "Person Sdn4b", "8005550107");
+        mIccPhoneBook.setDefaultSubscriptionId(1);
+
+        String[] projection = {
+                SimRecords.SUBSCRIPTION_ID,
+                SimRecords.ELEMENTARY_FILE_TYPE,
+                SimRecords.RECORD_NUMBER,
+                SimRecords.NAME,
+                SimRecords.PHONE_NUMBER
+        };
+        try (Cursor cursorSim1Sdn = mResolver.query(SimRecords.getContentUri(1, EF_SDN),
+                projection, null, null);
+             Cursor cursorSim2Sdn = mResolver.query(SimRecords.getContentUri(2, EF_SDN),
+                     projection, null, null);
+             Cursor cursorSim4Sdn = mResolver.query(SimRecords.getContentUri(4, EF_SDN),
+                     projection, null, null)
+        ) {
+
+            assertThat(cursorSim1Sdn)
+                    .atRow(0).hasRowValues(1, ElementaryFiles.EF_SDN, 1, "Person Sdn1",
+                    "8005550103");
+            assertThat(cursorSim2Sdn).hasCount(0);
+            assertThat(cursorSim4Sdn)
+                    .atRow(0).hasRowValues(4, ElementaryFiles.EF_SDN, 1, "Person Sdn4a",
+                    "8005550106")
+                    .atRow(1).hasRowValues(4, ElementaryFiles.EF_SDN, 2, "Person Sdn4b",
+                    "8005550107");
+        }
+    }
+
+    @Test
+    public void query_adnRecords_nonExistentSim_throwsCorrectException() {
+        setupSimsWithSubscriptionIds(1);
+
+        IllegalArgumentException e = assertThrows(IllegalArgumentException.class,
+                () -> mResolver.query(SimRecords.getContentUri(123, EF_ADN), null, null, null));
+        assertThat(e).hasMessageThat().isEqualTo("No active SIM with subscription ID 123");
+    }
+
+    @Test
+    public void insert_nonExistentSim_throwsCorrectException() {
+        setupSimsWithSubscriptionIds(1);
+        ContentValues values = new ContentValues();
+        values.put(SimRecords.NAME, "Name");
+        values.put(SimRecords.PHONE_NUMBER, "123");
+
+        IllegalArgumentException e = assertThrows(IllegalArgumentException.class,
+                () -> mResolver.insert(SimRecords.getContentUri(123, EF_ADN), values));
+        assertThat(e).hasMessageThat().isEqualTo("No active SIM with subscription ID 123");
+    }
+
+    @Test
+    public void update_nonExistentSim_throwsCorrectException() {
+        setupSimsWithSubscriptionIds(1);
+        ContentValues values = new ContentValues();
+        values.put(SimRecords.NAME, "Name");
+        values.put(SimRecords.PHONE_NUMBER, "123");
+
+        IllegalArgumentException e = assertThrows(IllegalArgumentException.class,
+                () -> mResolver.update(SimRecords.getItemUri(123, EF_ADN, 1), values, null));
+        assertThat(e).hasMessageThat().isEqualTo("No active SIM with subscription ID 123");
+    }
+
+    @Test
+    public void delete_nonExistentSim_throwsCorrectException() {
+        setupSimsWithSubscriptionIds(1);
+
+        IllegalArgumentException e = assertThrows(IllegalArgumentException.class,
+                () -> mResolver.delete(SimRecords.getItemUri(123, EF_ADN, 1), null));
+        assertThat(e).hasMessageThat().isEqualTo("No active SIM with subscription ID 123");
+    }
+
+    @Test
+    public void query_adnRecords_zeroSizeEf_throwsCorrectException() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.setRecordsSize(1, IccConstants.EF_ADN, 0, 0);
+
+        IllegalArgumentException e = assertThrows(IllegalArgumentException.class,
+                () -> mResolver.query(SimRecords.getContentUri(1, EF_ADN), null, null, null));
+        assertThat(e).hasMessageThat().isEqualTo(
+                "adn is not supported for SIM with subscription ID 1");
+    }
+
+    @Test
+    public void query_itemUri_returnsCorrectRow() {
+        setupSimsWithSubscriptionIds(1, 2);
+        mIccPhoneBook.addRecord(1,
+                new AdnRecord(IccConstants.EF_ADN, 1, "Name@Adn1[1]", "8005550101"));
+        mIccPhoneBook.addRecord(1,
+                new AdnRecord(IccConstants.EF_ADN, 2, "Name@Adn1[2]", "8005550102"));
+        mIccPhoneBook.addRecord(1,
+                new AdnRecord(IccConstants.EF_ADN, 3, "Name@Adn1[3]", "8005550103"));
+        mIccPhoneBook.addRecord(2,
+                new AdnRecord(IccConstants.EF_ADN, 3, "Name@Adn2[3]", "8005550104"));
+        mIccPhoneBook.addRecord(1,
+                new AdnRecord(IccConstants.EF_FDN, 1, "Name@Fdn1[1]", "8005550105"));
+        mIccPhoneBook.addRecord(2,
+                new AdnRecord(IccConstants.EF_SDN, 1, "Name@Sdn2[1]", "8005550106"));
+
+        String[] projection = {
+                SimRecords.SUBSCRIPTION_ID, SimRecords.ELEMENTARY_FILE_TYPE,
+                SimRecords.RECORD_NUMBER, SimRecords.NAME, SimRecords.PHONE_NUMBER
+        };
+        try (Cursor item1 = mResolver.query(SimRecords.getItemUri(1, ElementaryFiles.EF_ADN, 1),
+                projection, null, null);
+             Cursor item2 = mResolver.query(SimRecords.getItemUri(1, ElementaryFiles.EF_ADN, 3),
+                     projection, null, null);
+             Cursor item3 = mResolver.query(SimRecords.getItemUri(2, ElementaryFiles.EF_ADN, 3),
+                     projection, null, null);
+             Cursor item4 = mResolver.query(SimRecords.getItemUri(1, ElementaryFiles.EF_FDN, 1),
+                     projection, null, null);
+             Cursor item5 = mResolver.query(SimRecords.getItemUri(2, ElementaryFiles.EF_SDN, 1),
+                     projection, null, null)
+        ) {
+            assertThat(item1).hasSingleRow(1, ElementaryFiles.EF_ADN, 1, "Name@Adn1[1]",
+                    "8005550101");
+            assertThat(item2).hasSingleRow(1, ElementaryFiles.EF_ADN, 3, "Name@Adn1[3]",
+                    "8005550103");
+            assertThat(item3).hasSingleRow(2, ElementaryFiles.EF_ADN, 3, "Name@Adn2[3]",
+                    "8005550104");
+            assertThat(item4).hasSingleRow(1, ElementaryFiles.EF_FDN, 1, "Name@Fdn1[1]",
+                    "8005550105");
+            assertThat(item5).hasSingleRow(2, ElementaryFiles.EF_SDN, 1, "Name@Sdn2[1]",
+                    "8005550106");
+        }
+    }
+
+    @Test
+    public void query_itemUriEmptyRecord_returnsEmptyCursor() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.setRecordsSize(1, IccConstants.EF_ADN, 1, 30);
+        mIccPhoneBook.setRecordsSize(1, IccConstants.EF_FDN, 1, 30);
+        mIccPhoneBook.setRecordsSize(1, IccConstants.EF_SDN, 1, 30);
+
+        try (Cursor adnItem = mResolver.query(SimRecords.getItemUri(1, ElementaryFiles.EF_ADN, 1),
+                null, null, null);
+             Cursor fdnItem = mResolver.query(SimRecords.getItemUri(1, ElementaryFiles.EF_FDN, 1),
+                     null, null, null);
+             Cursor sdnItem = mResolver.query(SimRecords.getItemUri(1, ElementaryFiles.EF_SDN, 1),
+                     null, null, null)
+        ) {
+            assertThat(adnItem).hasCount(0);
+            assertThat(fdnItem).hasCount(0);
+            assertThat(sdnItem).hasCount(0);
+        }
+    }
+
+    @Test
+    public void query_itemUriIndexExceedsMax_returnsEmptyCursor() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.setRecordsSize(1, IccConstants.EF_ADN, 1, 30);
+        mIccPhoneBook.setRecordsSize(1, IccConstants.EF_FDN, 1, 30);
+        mIccPhoneBook.setRecordsSize(1, IccConstants.EF_SDN, 1, 30);
+
+        try (Cursor adnItem = mResolver.query(SimRecords.getItemUri(1, ElementaryFiles.EF_ADN, 2),
+                null, null, null);
+             Cursor fdnItem = mResolver.query(SimRecords.getItemUri(1, ElementaryFiles.EF_FDN, 2),
+                     null, null, null);
+             Cursor sdnItem = mResolver.query(SimRecords.getItemUri(1, ElementaryFiles.EF_SDN, 2),
+                     null, null, null)
+        ) {
+            assertThat(adnItem).hasCount(0);
+            assertThat(fdnItem).hasCount(0);
+            assertThat(sdnItem).hasCount(0);
+        }
+    }
+
+    @Test
+    public void query_invalidItemIndex_throwsIllegalArgumentException() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.makeAllEfsSupported(1);
+
+        assertThrows(IllegalArgumentException.class, () ->
+                mResolver.query(SimRecords.getItemUri(1, ElementaryFiles.EF_ADN, -1),
+                        null, null, null));
+        assertThrows(IllegalArgumentException.class, () ->
+                mResolver.query(SimRecords.getItemUri(1, ElementaryFiles.EF_FDN, -1),
+                        null, null, null));
+        assertThrows(IllegalArgumentException.class, () ->
+                mResolver.query(SimRecords.getItemUri(1, ElementaryFiles.EF_SDN, -1),
+                        null, null, null));
+        assertThrows(IllegalArgumentException.class, () ->
+                mResolver.query(SimRecords.getItemUri(1, ElementaryFiles.EF_ADN, 0),
+                        null, null, null));
+        assertThrows(IllegalArgumentException.class, () ->
+                mResolver.query(SimRecords.getItemUri(1, ElementaryFiles.EF_FDN, 0),
+                        null, null, null));
+        assertThrows(IllegalArgumentException.class, () ->
+                mResolver.query(SimRecords.getItemUri(1, ElementaryFiles.EF_SDN, 0),
+                        null, null, null));
+    }
+
+    @Test
+    public void insert_adnRecord_addsAdnRecordAndReturnsUriForNewRecord() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.makeAllEfsSupported(1);
+
+        ContentValues values = new ContentValues();
+        values.put(SimRecords.NAME, "First Last");
+        values.put(SimRecords.PHONE_NUMBER, "8005550101");
+
+        Uri uri = mResolver.insert(SimRecords.getContentUri(1, EF_ADN), values);
+
+        List<AdnRecord> records = mIccPhoneBook.getAdnRecordsInEfForSubscriber(
+                1, IccConstants.EF_ADN).stream()
+                .filter(((Predicate<AdnRecord>) AdnRecord::isEmpty).negate())
+                .collect(Collectors.toList());
+
+        assertThat(records)
+                .comparingElementsUsing(ADN_RECORD_IS_EQUAL)
+                .containsExactly(new AdnRecord(IccConstants.EF_ADN, 1, "First Last", "8005550101"));
+
+        assertThat(uri).isEqualTo(SimRecords.getItemUri(1, ElementaryFiles.EF_ADN, 1));
+    }
+
+    @Test
+    public void insert_adnRecordWithExistingRecords_returnsUriWithCorrectIndex() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.setDefaultSubscriptionId(1);
+        mIccPhoneBook.addRecord(new AdnRecord(IccConstants.EF_ADN, 2, "Existing1", "8005550101"));
+        mIccPhoneBook.addRecord(new AdnRecord(IccConstants.EF_ADN, 3, "Existing2", "8005550102"));
+        mIccPhoneBook.addRecord(new AdnRecord(IccConstants.EF_ADN, 5, "Existing3", "8005550103"));
+
+        ContentValues values = new ContentValues();
+        values.put(SimRecords.NAME, "New1");
+        values.put(SimRecords.PHONE_NUMBER, "8005550104");
+
+        Uri insert1 = mResolver.insert(SimRecords.getContentUri(1, EF_ADN), values);
+        values.put(SimRecords.NAME, "New2");
+        values.put(SimRecords.PHONE_NUMBER, "8005550105");
+        Uri insert2 = mResolver.insert(SimRecords.getContentUri(1, EF_ADN), values);
+        values.put(SimRecords.NAME, "New3");
+        values.put(SimRecords.PHONE_NUMBER, "8005550106");
+        Uri insert3 = mResolver.insert(SimRecords.getContentUri(1, EF_ADN), values);
+
+        assertThat(
+                mIccPhoneBook.getAdnRecordsInEfForSubscriber(1, IccConstants.EF_ADN).subList(0, 6))
+                .comparingElementsUsing(ADN_RECORD_IS_EQUAL)
+                .containsExactly(
+                        new AdnRecord(IccConstants.EF_ADN, 1, "New1", "8005550104"),
+                        new AdnRecord(IccConstants.EF_ADN, 2, "Existing1", "8005550101"),
+                        new AdnRecord(IccConstants.EF_ADN, 3, "Existing2", "8005550102"),
+                        new AdnRecord(IccConstants.EF_ADN, 4, "New2", "8005550105"),
+                        new AdnRecord(IccConstants.EF_ADN, 5, "Existing3", "8005550103"),
+                        new AdnRecord(IccConstants.EF_ADN, 6, "New3", "8005550106"));
+        assertThat(insert1).isEqualTo(SimRecords.getItemUri(1, ElementaryFiles.EF_ADN, 1));
+        assertThat(insert2).isEqualTo(SimRecords.getItemUri(1, ElementaryFiles.EF_ADN, 4));
+        assertThat(insert3).isEqualTo(SimRecords.getItemUri(1, ElementaryFiles.EF_ADN, 6));
+    }
+
+    @Test
+    public void insert_efFull_throwsCorrectException() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.setRecordsSize(1, IccConstants.EF_ADN, 1, 30);
+        mIccPhoneBook.addRecord(1, IccConstants.EF_ADN, "Existing", "8005550101");
+
+        ContentValues values = new ContentValues();
+        values.put(SimRecords.NAME, "New");
+        values.put(SimRecords.PHONE_NUMBER, "8005550102");
+
+        Uri uri = SimRecords.getContentUri(1, EF_ADN);
+        IllegalStateException e = assertThrows(IllegalStateException.class,
+                () -> mResolver.insert(uri, values));
+        assertThat(e).hasMessageThat().isEqualTo(
+                uri + " is full. Please delete records to add new ones.");
+    }
+
+    @Test
+    public void insert_nullValues_returnsNull() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.makeAllEfsSupported(1);
+
+        Uri result = mResolver.insert(SimRecords.getContentUri(1, EF_ADN), null);
+
+        assertThat(result).isNull();
+    }
+
+    @Test
+    public void update_nullValues_returnsZero() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.makeAllEfsSupported(1);
+        mIccPhoneBook.addAdnRecord(1, "Name", "5550101");
+
+        int result = mResolver.update(SimRecords.getItemUri(1, ElementaryFiles.EF_ADN, 1), null,
+                null);
+
+        assertThat(result).isEqualTo(0);
+    }
+
+    @Test
+    public void insert_emptyValues_returnsNull() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.makeAllEfsSupported(1);
+
+        Uri result = mResolver.insert(SimRecords.getContentUri(1, EF_ADN), new ContentValues());
+
+        assertThat(result).isNull();
+    }
+
+    @Test
+    public void insert_nameOmitted_createsRecordWithJustPhoneNumber() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.makeAllEfsSupported(1);
+
+        ContentValues values = new ContentValues();
+        // No name
+        values.put(SimRecords.PHONE_NUMBER, "18005550101");
+
+        mResolver.insert(SimRecords.getContentUri(1, EF_ADN), values);
+
+        // Null name
+        values.putNull(SimRecords.NAME);
+        values.put(SimRecords.PHONE_NUMBER, "18005550102");
+        mResolver.insert(SimRecords.getContentUri(1, EF_ADN), values);
+
+        // Empty name
+        values.put(SimRecords.NAME, "");
+        values.put(SimRecords.PHONE_NUMBER, "18005550103");
+        mResolver.insert(SimRecords.getContentUri(1, EF_ADN), values);
+
+        assertThat(mIccPhoneBook.getAllValidRecords())
+                .comparingElementsUsing(ADN_RECORD_IS_EQUAL)
+                .containsExactly(
+                        new AdnRecord(IccConstants.EF_ADN, 1, "", "18005550101"),
+                        new AdnRecord(IccConstants.EF_ADN, 2, "", "18005550102"),
+                        new AdnRecord(IccConstants.EF_ADN, 3, "", "18005550103"));
+    }
+
+    @Test
+    public void insert_phoneNumberOmitted_throwsCorrectException() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.setRecordsSize(1, IccConstants.EF_ADN, 1, 25);
+
+        ContentValues values = new ContentValues();
+        values.put(SimRecords.NAME, "Name");
+
+        IllegalArgumentException e = assertThrows(IllegalArgumentException.class,
+                () -> mResolver.insert(SimRecords.getContentUri(1, EF_ADN), values));
+        assertThat(e).hasMessageThat().isEqualTo(SimRecords.PHONE_NUMBER + " is required.");
+    }
+
+    @Test
+    public void insert_nameTooLong_throwsCorrectException() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.setRecordsSize(1, IccConstants.EF_ADN, 1, 25);
+
+        ContentValues values = new ContentValues();
+        // Name is limited to 11 characters
+        values.put(SimRecords.NAME, "1234567890ab");
+        values.put(SimRecords.PHONE_NUMBER, "8005550102");
+
+        IllegalArgumentException e = assertThrows(IllegalArgumentException.class,
+                () -> mResolver.insert(SimRecords.getContentUri(1, EF_ADN), values));
+
+        assertThat(e).hasMessageThat().isEqualTo(SimRecords.NAME + " is too long.");
+    }
+
+    @Test
+    public void insert_phoneNumberTooLong_throwsCorrectException() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.setRecordsSize(1, IccConstants.EF_ADN, 1, 25);
+
+        ContentValues values = new ContentValues();
+        values.put(SimRecords.NAME, "Name");
+        // 21 digits is longer than max of 20
+        values.put(SimRecords.PHONE_NUMBER, "123456789012345678901");
+
+        IllegalArgumentException e = assertThrows(IllegalArgumentException.class,
+                () -> mResolver.insert(SimRecords.getContentUri(1, EF_ADN), values));
+
+        assertThat(e).hasMessageThat().isEqualTo(SimRecords.PHONE_NUMBER + " is too long.");
+    }
+
+    @Test
+    public void insert_illegalCharacters_throwsCorrectException() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.setRecordsSize(1, IccConstants.EF_ADN, 1, 32);
+
+        ContentValues values = new ContentValues();
+        values.put(SimRecords.NAME, "Name");
+        values.put(SimRecords.PHONE_NUMBER, "1800J550A0B");
+
+        IllegalArgumentException e = assertThrows(IllegalArgumentException.class,
+                () -> mResolver.insert(SimRecords.getContentUri(1, EF_ADN), values));
+        assertThat(e).hasMessageThat().isEqualTo(
+                SimRecords.PHONE_NUMBER + " contains unsupported characters.");
+
+        values.put(SimRecords.NAME, UNSUPPORTED_NAME);
+        values.put(SimRecords.PHONE_NUMBER, "18005550101");
+
+        e = assertThrows(IllegalArgumentException.class,
+                () -> mResolver.insert(SimRecords.getContentUri(1, EF_ADN), values));
+        assertThat(e).hasMessageThat().isEqualTo(
+                SimRecords.NAME + " contains unsupported characters.");
+
+        values.put(SimRecords.NAME, UNSUPPORTED_NAME2);
+        values.put(SimRecords.PHONE_NUMBER, "18005550101");
+
+        e = assertThrows(IllegalArgumentException.class,
+                () -> mResolver.insert(SimRecords.getContentUri(1, EF_ADN), values));
+        assertThat(e).hasMessageThat().isEqualTo(
+                SimRecords.NAME + " contains unsupported characters.");
+
+        // The inserts didn't actually add any data.
+        assertThat(mIccPhoneBook.getAllValidRecords()).isEmpty();
+    }
+
+    @Test
+    public void insert_unsupportedColumn_throwsCorrectException() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.setRecordsSize(1, IccConstants.EF_ADN, 1, 25);
+
+        ContentValues values = new ContentValues();
+        values.put(SimRecords.NAME, "Name");
+        values.put(SimRecords.PHONE_NUMBER, "18005550101");
+        values.put(SimRecords.RECORD_NUMBER, 8);
+        values.put("extra_phone2", "18005550102");
+
+        IllegalArgumentException e = assertThrows(IllegalArgumentException.class,
+                () -> mResolver.insert(SimRecords.getContentUri(1, EF_ADN), values));
+        assertThat(e).hasMessageThat().isEqualTo("Unsupported columns: "
+                + SimRecords.RECORD_NUMBER + ",extra_phone2");
+    }
+
+    @Test
+    public void update_existingRecord_updatesRecord() {
+        setupSimsWithSubscriptionIds(1, 2);
+        AdnRecord[] unchanged = new AdnRecord[]{
+                new AdnRecord(IccConstants.EF_ADN, 3, "Other1", "8005550102"),
+                new AdnRecord(IccConstants.EF_ADN, 2, "Other2", "8005550103"),
+                new AdnRecord(IccConstants.EF_FDN, 2, "Other3", "8005550104")
+        };
+        mIccPhoneBook.addRecord(1, unchanged[0]);
+        mIccPhoneBook.addRecord(2, unchanged[1]);
+        mIccPhoneBook.addRecord(2, unchanged[2]);
+        mIccPhoneBook.addRecord(1,
+                new AdnRecord(IccConstants.EF_ADN, 2, "Initial Name", "8005550101"));
+
+        ContentValues values = new ContentValues();
+        values.put(SimRecords.NAME, "Updated Name");
+        values.put(SimRecords.PHONE_NUMBER, "8005550105");
+
+        int result = mResolver.update(SimRecords.getItemUri(1, ElementaryFiles.EF_ADN, 2), values,
+                null);
+
+        assertThat(result).isEqualTo(1);
+
+        List<AdnRecord> finalRecords = mIccPhoneBook.getAllValidRecords();
+
+        assertThat(finalRecords).comparingElementsUsing(ADN_RECORD_IS_EQUAL)
+                .containsAtLeastElementsIn(unchanged);
+        assertThat(finalRecords).comparingElementsUsing(ADN_RECORD_IS_EQUAL)
+                .doesNotContain(
+                        new AdnRecord(IccConstants.EF_ADN, 2, "Initial Name", "80005550101"));
+        assertThat(finalRecords).comparingElementsUsing(ADN_RECORD_IS_EQUAL)
+                .contains(new AdnRecord(IccConstants.EF_ADN, 2, "Updated Name", "8005550105"));
+    }
+
+    @Test
+    public void update_emptyRecord_updatesRecord() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.makeAllEfsSupported(1);
+
+        ContentValues values = new ContentValues();
+        values.put(SimRecords.NAME, "name");
+        values.put(SimRecords.PHONE_NUMBER, "18005550101");
+        // No record actually exists with record number 10 but we allow clients to update it
+        // as a way to set the information at a specific record number.
+        int result = mResolver.update(SimRecords.getItemUri(1, ElementaryFiles.EF_ADN, 10),
+                values, null);
+
+        assertThat(result).isEqualTo(1);
+        List<AdnRecord> finalRecords = mIccPhoneBook.getAllValidRecords();
+        assertThat(finalRecords).comparingElementsUsing(ADN_RECORD_IS_EQUAL)
+                .containsExactly(new AdnRecord(IccConstants.EF_ADN, 10, "name", "18005550101"));
+    }
+
+    @Test
+    public void delete_existingRecord_deletesRecord() {
+        setupSimsWithSubscriptionIds(1, 2);
+        AdnRecord[] unchanged = new AdnRecord[]{
+                new AdnRecord(IccConstants.EF_ADN, 3, "Other1", "8005550102"),
+                new AdnRecord(IccConstants.EF_ADN, 2, "Other2", "8005550103"),
+                new AdnRecord(IccConstants.EF_FDN, 2, "Other3", "8005550104")
+        };
+        mIccPhoneBook.addRecord(1,
+                new AdnRecord(IccConstants.EF_ADN, 2, "Initial Name", "8005550101"));
+        mIccPhoneBook.addRecord(1, unchanged[0]);
+        mIccPhoneBook.addRecord(2, unchanged[1]);
+        mIccPhoneBook.addRecord(2, unchanged[2]);
+
+        int result = mResolver.delete(SimRecords.getItemUri(1, ElementaryFiles.EF_ADN, 2), null);
+
+        assertThat(result).isEqualTo(1);
+
+        assertThat(mIccPhoneBook.getAllValidRecords()).comparingElementsUsing(ADN_RECORD_IS_EQUAL)
+                .containsExactlyElementsIn(unchanged);
+    }
+
+    @Test
+    public void update_indexExceedingMax_returnsZero() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.setRecordsSize(1, IccConstants.EF_ADN, 1, 30);
+
+        ContentValues values = new ContentValues();
+        values.put(SimRecords.NAME, "name");
+        values.put(SimRecords.PHONE_NUMBER, "18005551010");
+        int result = mResolver.update(SimRecords.getItemUri(1, ElementaryFiles.EF_ADN, 2),
+                values, null);
+
+        assertThat(result).isEqualTo(0);
+    }
+
+    @Test
+    public void update_indexOverflow_throwsIllegalArgumentException() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.makeAllEfsSupported(1);
+
+        ContentValues values = new ContentValues();
+        values.put(SimRecords.NAME, "name");
+        values.put(SimRecords.PHONE_NUMBER, "18005551010");
+        assertThrows(IllegalArgumentException.class, () -> mResolver.update(
+                SimRecords.getContentUri(1, EF_ADN).buildUpon().appendPath(
+                        String.valueOf((Long.MAX_VALUE))).build(),
+                values, null));
+    }
+
+    @Test
+    public void delete_emptyRecord_returnsZero() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.makeAllEfsSupported(1);
+
+        int result = mResolver.delete(SimRecords.getItemUri(1, ElementaryFiles.EF_ADN, 2), null);
+
+        assertThat(result).isEqualTo(0);
+    }
+
+    @Test
+    public void delete_indexExceedingMax_returnsZero() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.makeAllEfsSupported(1);
+        mIccPhoneBook.setRecordsSize(1, IccConstants.EF_ADN, 1, 30);
+
+        int result = mResolver.delete(SimRecords.getItemUri(1, ElementaryFiles.EF_ADN, 2), null);
+
+        assertThat(result).isEqualTo(0);
+    }
+
+    @Test
+    public void delete_indexOverflow_throwsIllegalArgumentException() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.makeAllEfsSupported(1);
+
+        assertThrows(IllegalArgumentException.class, () -> mResolver.delete(
+                SimRecords.getContentUri(1, EF_ADN).buildUpon().appendPath(
+                        String.valueOf((Long.MAX_VALUE))).build(),
+                null));
+    }
+
+    @Test
+    public void update_nameOrNumberTooLong_throwsCorrectException() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.setRecordsSize(1, IccConstants.EF_ADN, 1, 25);
+        mIccPhoneBook.addRecord(1, IccConstants.EF_ADN, "Initial", "8005550101");
+
+        ContentValues values = new ContentValues();
+        // Name is limited to 11 characters
+        values.put(SimRecords.NAME, "1234567890ab");
+        values.put(SimRecords.PHONE_NUMBER, "8005550102");
+
+        IllegalArgumentException e = assertThrows(IllegalArgumentException.class,
+                () -> mResolver.update(SimRecords.getItemUri(
+                        1, ElementaryFiles.EF_ADN, 1), values, null));
+        assertThat(e).hasMessageThat().isEqualTo(SimRecords.NAME + " is too long.");
+
+        values.put(SimRecords.NAME, "abc");
+        values.put(SimRecords.PHONE_NUMBER, "123456789012345678901");
+
+        e = assertThrows(IllegalArgumentException.class,
+                () -> mResolver.update(SimRecords.getItemUri(1, ElementaryFiles.EF_ADN, 1),
+                        values,
+                        null));
+        assertThat(e).hasMessageThat().isEqualTo(SimRecords.PHONE_NUMBER + " is too long.");
+        // The updates didn't actually change the data
+        assertThat(mIccPhoneBook.getAllValidRecords())
+                .comparingElementsUsing(Correspondence.from(AdnRecord::isEqual, "isEqual"))
+                .containsExactly(new AdnRecord(IccConstants.EF_ADN, 1, "Initial", "8005550101"));
+    }
+
+    @Test
+    public void update_nameOrNumberWithInvalidCharacters_throwsCorrectException() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.setRecordsSize(1, IccConstants.EF_ADN, 1, 32);
+        mIccPhoneBook.addRecord(1, IccConstants.EF_ADN, "Initial", "8005550101");
+
+        ContentValues values = new ContentValues();
+        values.put(SimRecords.NAME, "Name");
+        values.put(SimRecords.PHONE_NUMBER, "(800)555-0190 x7777");
+
+        IllegalArgumentException e = assertThrows(IllegalArgumentException.class,
+                () -> mResolver.update(SimRecords.getItemUri(1, ElementaryFiles.EF_ADN, 1),
+                        values,
+                        null));
+        assertThat(e).hasMessageThat().isEqualTo(
+                SimRecords.PHONE_NUMBER + " contains unsupported characters.");
+
+        // Unicode fffe is a unicode non-character
+        values.put(SimRecords.NAME, UNSUPPORTED_NAME);
+        values.put(SimRecords.PHONE_NUMBER, "18005550102");
+
+        e = assertThrows(IllegalArgumentException.class,
+                () -> mResolver.update(SimRecords.getItemUri(1, ElementaryFiles.EF_ADN, 1),
+                        values,
+                        null));
+        assertThat(e).hasMessageThat().isEqualTo(
+                SimRecords.NAME + " contains unsupported characters.");
+
+        // The updates didn't actually change the data.
+        assertThat(mIccPhoneBook.getAllValidRecords())
+                .comparingElementsUsing(Correspondence.from(AdnRecord::isEqual, "isEqual"))
+                .containsExactly(new AdnRecord(IccConstants.EF_ADN, 1, "Initial", "8005550101"));
+    }
+
+    @Test
+    public void insert_nonAdnDirUris_throwsUnsupportedOperationException() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.makeAllEfsSupported(1);
+
+        ContentValues values = new ContentValues();
+        values.put(SimRecords.NAME, "Name");
+        values.put(SimRecords.PHONE_NUMBER, "8005550101");
+
+        assertThrows(UnsupportedOperationException.class, () ->
+                mResolver.insert(ElementaryFiles.CONTENT_URI, values));
+        assertThrows(UnsupportedOperationException.class,
+                () -> mResolver.insert(SimRecords.getContentUri(1, EF_FDN), values));
+        assertThrows(UnsupportedOperationException.class,
+                () -> mResolver.insert(SimRecords.getContentUri(1, EF_SDN), values));
+        assertThrows(UnsupportedOperationException.class, () ->
+                mResolver.insert(SimRecords.getItemUri(1, ElementaryFiles.EF_FDN, 1), values));
+        assertThrows(UnsupportedOperationException.class, () ->
+                mResolver.insert(SimRecords.getItemUri(1, ElementaryFiles.EF_SDN, 1), values));
+    }
+
+    @Test
+    public void update_nonAdnDirUris_throwsUnsupportedOperationException() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.makeAllEfsSupported(1);
+
+        ContentValues values = new ContentValues();
+        values.put(SimRecords.NAME, "Name");
+        values.put(SimRecords.PHONE_NUMBER, "8005550101");
+
+        assertThrows(UnsupportedOperationException.class, () ->
+                mResolver.update(ElementaryFiles.CONTENT_URI, values, null));
+        assertThrows(UnsupportedOperationException.class,
+                () -> mResolver.update(SimRecords.getContentUri(1, EF_FDN), values, null));
+        assertThrows(UnsupportedOperationException.class,
+                () -> mResolver.update(SimRecords.getContentUri(1, EF_SDN), values, null));
+        assertThrows(UnsupportedOperationException.class,
+                () -> mResolver.update(SimRecords.getContentUri(1, EF_SDN), values, null));
+        assertThrows(UnsupportedOperationException.class, () ->
+                mResolver.update(SimRecords.getItemUri(1, ElementaryFiles.EF_FDN, 1), values,
+                        null));
+        assertThrows(UnsupportedOperationException.class, () ->
+                mResolver.update(SimRecords.getItemUri(1, ElementaryFiles.EF_SDN, 1), values,
+                        null));
+    }
+
+    @Test
+    public void delete_nonAdnDirUris_throwsUnsupportedOperationException() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.makeAllEfsSupported(1);
+
+        ContentValues values = new ContentValues();
+        values.put(SimRecords.NAME, "Name");
+        values.put(SimRecords.PHONE_NUMBER, "8005550101");
+
+        assertThrows(UnsupportedOperationException.class, () ->
+                mResolver.delete(ElementaryFiles.CONTENT_URI, null));
+        assertThrows(UnsupportedOperationException.class,
+                () -> mResolver.delete(SimRecords.getContentUri(1, EF_FDN), null));
+        assertThrows(UnsupportedOperationException.class,
+                () -> mResolver.delete(SimRecords.getContentUri(1, EF_SDN), null));
+        assertThrows(UnsupportedOperationException.class,
+                () -> mResolver.delete(SimRecords.getContentUri(1, EF_SDN), null));
+        assertThrows(UnsupportedOperationException.class, () ->
+                mResolver.delete(SimRecords.getItemUri(1, ElementaryFiles.EF_FDN, 1), null));
+        assertThrows(UnsupportedOperationException.class, () ->
+                mResolver.delete(SimRecords.getItemUri(1, ElementaryFiles.EF_SDN, 1), null));
+    }
+
+    @Test
+    public void subscriptionsChange_callsNotifyChange() {
+        // Clear invocations that happened in setUp
+        Mockito.reset(mMockSubscriptionManager);
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.makeAllEfsSupported(1);
+        SimPhonebookProvider.ContentNotifier mockNotifier = mock(
+                SimPhonebookProvider.ContentNotifier.class);
+        ArgumentCaptor<SubscriptionManager.OnSubscriptionsChangedListener> listenerCaptor =
+                ArgumentCaptor.forClass(SubscriptionManager.OnSubscriptionsChangedListener.class);
+
+        TestableSimPhonebookProvider.setup(
+                mResolver, mMockSubscriptionManager, mIccPhoneBook, mockNotifier);
+        verify(mMockSubscriptionManager).addOnSubscriptionsChangedListener(
+                any(), listenerCaptor.capture());
+        listenerCaptor.getValue().onSubscriptionsChanged();
+        setupSimsWithSubscriptionIds(1, 2);
+        listenerCaptor.getValue().onSubscriptionsChanged();
+        listenerCaptor.getValue().onSubscriptionsChanged();
+
+        verify(mockNotifier, times(2)).notifyChange(eq(SimPhonebookContract.AUTHORITY_URI));
+    }
+
+    @Test
+    public void insert_callsNotifyChange() {
+        // Clear invocations that happened in setUp
+        Mockito.reset(mMockSubscriptionManager);
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.makeAllEfsSupported(1);
+        SimPhonebookProvider.ContentNotifier mockNotifier = mock(
+                SimPhonebookProvider.ContentNotifier.class);
+
+        TestableSimPhonebookProvider.setup(
+                mResolver, mMockSubscriptionManager, mIccPhoneBook, mockNotifier);
+
+        ContentValues values = new ContentValues();
+        values.put(SimRecords.NAME, "name");
+        values.put(SimRecords.PHONE_NUMBER, "5550101");
+        mResolver.insert(SimRecords.getContentUri(1, EF_ADN), values);
+
+        verify(mockNotifier).notifyChange(eq(SimPhonebookContract.AUTHORITY_URI));
+    }
+
+    @Test
+    public void update_callsNotifyChange() {
+        // Clear invocations that happened in setUp
+        Mockito.reset(mMockSubscriptionManager);
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.addAdnRecord(1, "Initial", "5550101");
+        SimPhonebookProvider.ContentNotifier mockNotifier = mock(
+                SimPhonebookProvider.ContentNotifier.class);
+
+        TestableSimPhonebookProvider.setup(
+                mResolver, mMockSubscriptionManager, mIccPhoneBook, mockNotifier);
+
+        ContentValues values = new ContentValues();
+        values.put(SimRecords.NAME, "Updated");
+        values.put(SimRecords.PHONE_NUMBER, "5550102");
+        mResolver.update(SimRecords.getItemUri(1, ElementaryFiles.EF_ADN, 1), values, null);
+
+        verify(mockNotifier).notifyChange(eq(SimPhonebookContract.AUTHORITY_URI));
+    }
+
+    @Test
+    public void delete_callsNotifyChange() {
+        // Clear invocations that happened in setUp
+        Mockito.reset(mMockSubscriptionManager);
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.addAdnRecord(1, "Initial", "5550101");
+        SimPhonebookProvider.ContentNotifier mockNotifier = mock(
+                SimPhonebookProvider.ContentNotifier.class);
+
+        TestableSimPhonebookProvider.setup(
+                mResolver, mMockSubscriptionManager, mIccPhoneBook, mockNotifier);
+
+        mResolver.delete(SimRecords.getItemUri(1, ElementaryFiles.EF_ADN, 1), null);
+
+        verify(mockNotifier).notifyChange(eq(SimPhonebookContract.AUTHORITY_URI));
+    }
+
+    @Test
+    public void validateName_validName_returnsValueIsCorrect() {
+        setupSimsWithSubscriptionIds(1);
+        String validName = "First Last";
+        // See AdnRecord#FOOTER_SIZE_BYTES
+        mIccPhoneBook.setRecordsSize(1, IccConstants.EF_ADN, 10, validName.length() + 14);
+        SimRecords.NameValidationResult validationResult = SimRecords.validateName(mResolver, 1,
+                EF_ADN, validName);
+
+        assertThat(validationResult.isValid()).isTrue();
+        assertThat(validationResult.getName()).isEqualTo(validName);
+        assertThat(validationResult.getSanitizedName()).isEqualTo(validName);
+        assertThat(validationResult.getEncodedLength()).isEqualTo(validName.length());
+        assertThat(validationResult.getMaxEncodedLength()).isEqualTo(validName.length());
+
+        mIccPhoneBook.setRecordsSize(1, IccConstants.EF_ADN, 10, 40);
+        validationResult = SimRecords.validateName(mResolver, 1, EF_ADN, validName);
+        assertThat(validationResult.getMaxEncodedLength()).isEqualTo(40 - 14);
+    }
+
+    @Test
+    public void validateName_nameTooLong_returnsValueIsCorrect() {
+        setupSimsWithSubscriptionIds(1);
+        String tooLongName = "First Last";
+        mIccPhoneBook.setRecordsSize(1, IccConstants.EF_ADN, 10, tooLongName.length() + 14 - 1);
+        SimRecords.NameValidationResult validationResult = SimRecords.validateName(mResolver, 1,
+                EF_ADN, tooLongName);
+
+        assertThat(validationResult.isValid()).isFalse();
+        assertThat(validationResult.getName()).isEqualTo(tooLongName);
+        assertThat(validationResult.getSanitizedName()).isEqualTo(tooLongName);
+        assertThat(validationResult.getEncodedLength()).isEqualTo(tooLongName.length());
+        assertThat(validationResult.getMaxEncodedLength()).isEqualTo(tooLongName.length() - 1);
+    }
+
+    @Test
+    public void validateName_nameWithUnsupportedCharacters_returnsValueIsCorrect() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.setRecordsSize(1, IccConstants.EF_ADN, 10, 40);
+        SimRecords.NameValidationResult validationResult = SimRecords.validateName(mResolver, 1,
+                EF_ADN, UNSUPPORTED_NAME);
+
+        assertThat(validationResult.isValid()).isFalse();
+        assertThat(validationResult.getName()).isEqualTo(UNSUPPORTED_NAME);
+        assertThat(validationResult.getSanitizedName()).isEqualTo(":)=  ;ni= ;hon= ;");
+        assertThat(validationResult.getEncodedLength()).isEqualTo(UNSUPPORTED_NAME.length());
+        assertThat(validationResult.getMaxEncodedLength()).isEqualTo(
+                AdnRecord.getMaxAlphaTagBytes(40));
+    }
+
+    @Test
+    public void validateName_emptyString_returnsValueIsCorrect() {
+        setupSimsWithSubscriptionIds(1);
+        mIccPhoneBook.setRecordsSize(1, IccConstants.EF_ADN, 10, 40);
+        SimRecords.NameValidationResult validationResult = SimRecords.validateName(mResolver, 1,
+                EF_ADN, "");
+
+        assertThat(validationResult.isValid()).isTrue();
+        assertThat(validationResult.getName()).isEqualTo("");
+        assertThat(validationResult.getSanitizedName()).isEqualTo("");
+        assertThat(validationResult.getEncodedLength()).isEqualTo(0);
+        assertThat(validationResult.getMaxEncodedLength()).isEqualTo(
+                AdnRecord.getMaxAlphaTagBytes(40));
+
+        // Null is equivalent to empty
+        validationResult = SimRecords.validateName(mResolver, 1, EF_ADN, null);
+        assertThat(validationResult.getName()).isEqualTo("");
+        assertThat(validationResult.getSanitizedName()).isEqualTo("");
+        assertThat(validationResult.getEncodedLength()).isEqualTo(0);
+        assertThat(validationResult.getMaxEncodedLength()).isEqualTo(
+                AdnRecord.getMaxAlphaTagBytes(40));
+    }
+
+    private void setupSimsWithSubscriptionIds(int... subscriptionIds) {
+        when(mMockSubscriptionManager.getActiveSubscriptionIdList()).thenReturn(subscriptionIds);
+        when(mMockSubscriptionManager.getActiveSubscriptionInfoCount())
+                .thenReturn(subscriptionIds.length);
+        List<SubscriptionInfo> subscriptions = createSubscriptionsWithIds(subscriptionIds);
+        when(mMockSubscriptionManager.getActiveSubscriptionInfoList()).thenReturn(subscriptions);
+        for (SubscriptionInfo info : subscriptions) {
+            when(mMockSubscriptionManager.getActiveSubscriptionInfo(info.getSubscriptionId()))
+                    .thenReturn(info);
+        }
+    }
+
+    public static class FakeIccPhoneBook extends IIccPhoneBook.Default {
+
+        private static final int DEFAULT_RECORD_SIZE = 30;
+        private static final int DEFAULT_RECORDS_COUNT = 100;
+
+        // The key for both maps is the (subscription ID, efid)
+        private Map<Pair<Integer, Integer>, AdnRecord[]> mRecords = new HashMap<>();
+        // The value is the single record size
+        private Map<Pair<Integer, Integer>, Integer> mRecordSizes = new HashMap<>();
+
+        private int mDefaultSubscriptionId = 101;
+
+        private void addRecord(Pair<Integer, Integer> key, AdnRecord record) {
+            // Assume that if records are being added then the test wants it to be a valid
+            // elementary file so set sizes as well.
+            if (!mRecordSizes.containsKey(key)) {
+                setRecordsSize(key.first, key.second,
+                        Math.max(record.getRecId(), DEFAULT_RECORDS_COUNT), DEFAULT_RECORD_SIZE);
+            }
+            mRecords.get(key)[record.getRecId() - 1] = record;
+        }
+
+        public void addRecord(AdnRecord record) {
+            addRecord(Pair.create(mDefaultSubscriptionId, record.getEfid()), record);
+        }
+
+        public void addRecord(int subscriptionId, AdnRecord record) {
+            addRecord(Pair.create(subscriptionId, record.getEfid()), record);
+        }
+
+        public void addRecord(int subscriptionId, int efId, String name, String phoneNumber) {
+            Pair<Integer, Integer> key = Pair.create(subscriptionId, efId);
+            AdnRecord[] records = mRecords.computeIfAbsent(key, unused ->
+                    createEmptyRecords(efId, 100));
+            int recordIndex = -1;
+            for (int i = 0; i < records.length; i++) {
+                if (records[i].isEmpty()) {
+                    recordIndex = i;
+                    break;
+                }
+            }
+            if (recordIndex == -1) {
+                throw new IllegalStateException("");
+            }
+            addRecord(key, new AdnRecord(efId, recordIndex + 1, name, phoneNumber));
+        }
+
+        public void addAdnRecord(int subscriptionId, String name, String phoneNumber) {
+            addRecord(subscriptionId, IccConstants.EF_ADN, name, phoneNumber);
+        }
+
+        public void addAdnRecord(String name, String phoneNumber) {
+            addRecord(mDefaultSubscriptionId, IccConstants.EF_ADN, name, phoneNumber);
+        }
+
+        public List<AdnRecord> getAllValidRecords() {
+            List<AdnRecord> result = new ArrayList<>();
+            for (AdnRecord[] records : mRecords.values()) {
+                for (AdnRecord record : records) {
+                    if (!record.isEmpty()) {
+                        result.add(record);
+                    }
+                }
+            }
+            return result;
+        }
+
+        public void makeAllEfsSupported() {
+            makeAllEfsSupported(mDefaultSubscriptionId);
+        }
+
+        /**
+         * Sets up the fake to return valid records size for all elementary files for the provided
+         * subscription IDs.
+         */
+        public void makeAllEfsSupported(int... subscriptionIds) {
+            for (int subId : subscriptionIds) {
+                makeAllEfsSupported(subId);
+            }
+        }
+
+        /**
+         * Sets up the fake to return valid records size for all elementary files for the provided
+         * subscription IDs.
+         */
+        public void makeAllEfsSupported(int subscriptionId) {
+            setRecordsSize(subscriptionId, IccConstants.EF_ADN, DEFAULT_RECORDS_COUNT,
+                    DEFAULT_RECORD_SIZE);
+            setRecordsSize(subscriptionId, IccConstants.EF_FDN, DEFAULT_RECORDS_COUNT,
+                    DEFAULT_RECORD_SIZE);
+            setRecordsSize(subscriptionId, IccConstants.EF_SDN, DEFAULT_RECORDS_COUNT,
+                    DEFAULT_RECORD_SIZE);
+        }
+
+        public void setRecordsSize(int subscriptionId, int efid, int maxRecordCount,
+                int maxRecordSize) {
+            Pair<Integer, Integer> key = Pair.create(subscriptionId, efid);
+            mRecordSizes.put(key, maxRecordSize);
+            AdnRecord[] records = mRecords.computeIfAbsent(key, unused ->
+                    createEmptyRecords(efid, maxRecordCount));
+            if (records.length < maxRecordCount) {
+                throw new IllegalStateException("Records already initialized with a smaller size");
+            }
+        }
+
+        private AdnRecord[] createEmptyRecords(int efid, int count) {
+            AdnRecord[] records = new AdnRecord[count];
+            for (int i = 0; i < records.length; i++) {
+                if (records[i] == null) {
+                    records[i] = new AdnRecord(efid, i + 1, "", "");
+                }
+            }
+            return records;
+        }
+
+        public void setDefaultSubscriptionId(int defaultSubscriptionId) {
+            mDefaultSubscriptionId = defaultSubscriptionId;
+        }
+
+        public void reset() {
+            mRecords.clear();
+            mRecordSizes.clear();
+        }
+
+        @Override
+        public List<AdnRecord> getAdnRecordsInEf(int efid) {
+            return getAdnRecordsInEfForSubscriber(mDefaultSubscriptionId, efid);
+        }
+
+        @Override
+        public List<AdnRecord> getAdnRecordsInEfForSubscriber(int subId, int efid) {
+            return Arrays.asList(
+                    mRecords.getOrDefault(Pair.create(subId, efid), new AdnRecord[0]));
+        }
+
+        @Override
+        public boolean updateAdnRecordsInEfBySearch(int efid, String oldTag, String oldPhoneNumber,
+                String newTag, String newPhoneNumber, String pin2) {
+            return updateAdnRecordsInEfBySearchForSubscriber(
+                    mDefaultSubscriptionId, efid,
+                    oldTag, oldPhoneNumber, newTag, newPhoneNumber, pin2);
+        }
+
+        @Override
+        public boolean updateAdnRecordsInEfBySearchForSubscriber(int subId, int efid, String oldTag,
+                String oldPhoneNumber, String newTag, String newPhoneNumber, String pin2) {
+            if (!oldTag.isEmpty() || !oldPhoneNumber.isEmpty()) {
+                throw new IllegalArgumentException(
+                        "updateAdnRecordsInEfBySearchForSubscriber only supports insert");
+            }
+            addRecord(subId, efid, newTag, newPhoneNumber);
+            return true;
+        }
+
+        @Override
+        public boolean updateAdnRecordsInEfByIndex(int efid, String newTag, String newPhoneNumber,
+                int index, String pin2) {
+            return updateAdnRecordsInEfByIndexForSubscriber(mDefaultSubscriptionId,
+                    efid, newTag, newPhoneNumber, index, pin2);
+        }
+
+        @Override
+        public boolean updateAdnRecordsInEfByIndexForSubscriber(int subId, int efid, String newTag,
+                String newPhoneNumber, int index, String pin2) {
+            AdnRecord[] records = mRecords.computeIfAbsent(Pair.create(subId, efid), unused ->
+                    createEmptyRecords(efid, 100));
+            records[index - 1] = new AdnRecord(efid, index, newTag, newPhoneNumber);
+            return true;
+        }
+
+        @Override
+        public int[] getAdnRecordsSize(int efid) {
+            return getAdnRecordsSizeForSubscriber(mDefaultSubscriptionId, efid);
+        }
+
+        @Override
+        public int[] getAdnRecordsSizeForSubscriber(int subId, int efid) {
+            Pair<Integer, Integer> key = Pair.create(subId, efid);
+            Integer recordSize = mRecordSizes.get(key);
+            if (recordSize == null) {
+                return new int[]{0, 0, 0};
+            }
+            int count = mRecords.get(key).length;
+            return new int[]{recordSize, recordSize * count, count};
+        }
+    }
+
+    /**
+     * Implementation of SimPhonebookProvider that allows test-doubles to be injected.
+     *
+     * <p>The ProviderTestRule doesn't seem to allow a better way to do this since it just
+     * invokes the constructor.
+     */
+    public static class TestableSimPhonebookProvider extends SimPhonebookProvider {
+
+        public static void setup(
+                ContentResolver resolver,
+                SubscriptionManager subscriptionManager,
+                IIccPhoneBook iccPhoneBook) {
+            setup(resolver, subscriptionManager, iccPhoneBook, uri -> {
+            });
+        }
+
+        public static void setup(
+                ContentResolver resolver,
+                SubscriptionManager subscriptionManager,
+                IIccPhoneBook iccPhoneBook,
+                ContentNotifier notifier) {
+            TestableSimPhonebookProvider provider =
+                    (TestableSimPhonebookProvider) Objects.requireNonNull(
+                            resolver.acquireContentProviderClient(
+                                    SimPhonebookContract.AUTHORITY))
+                            .getLocalContentProvider();
+            InstrumentationRegistry.getInstrumentation().runOnMainSync(() ->
+                    provider.onCreate(subscriptionManager, () -> iccPhoneBook, notifier));
+        }
+
+        @Override
+        public boolean onCreate() {
+            // We stub super.onCreate because it initializes services which causes an
+            // IllegalArgumentException because of the context used for the test.
+            return true;
+        }
+    }
+}