auto import from //depot/cupcake/@135843
diff --git a/test-runner/android/test/ActivityTestCase.java b/test-runner/android/test/ActivityTestCase.java
new file mode 100644
index 0000000..18bfccc
--- /dev/null
+++ b/test-runner/android/test/ActivityTestCase.java
@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2008 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 android.test;
+
+import android.app.Activity;
+
+import java.lang.reflect.Field;
+
+/**
+ * This is common code used to support Activity test cases. For more useful classes, please see
+ * {@link android.test.ActivityUnitTestCase} and
+ * {@link android.test.ActivityInstrumentationTestCase}.
+ */
+public abstract class ActivityTestCase extends InstrumentationTestCase {
+
+ /**
+ * The activity that will be set up for use in each test method.
+ */
+ private Activity mActivity;
+
+ /**
+ * @return Returns the activity under test.
+ */
+ protected Activity getActivity() {
+ return mActivity;
+ }
+
+ /**
+ * Set the activity under test.
+ * @param testActivity The activity under test
+ */
+ protected void setActivity(Activity testActivity) {
+ mActivity = testActivity;
+ }
+
+ /**
+ * This function is called by various TestCase implementations, at tearDown() time, in order
+ * to scrub out any class variables. This protects against memory leaks in the case where a
+ * test case creates a non-static inner class (thus referencing the test case) and gives it to
+ * someone else to hold onto.
+ *
+ * @param testCaseClass The class of the derived TestCase implementation.
+ *
+ * @throws IllegalAccessException
+ */
+ protected void scrubClass(final Class<?> testCaseClass)
+ throws IllegalAccessException {
+ final Field[] fields = getClass().getDeclaredFields();
+ for (Field field : fields) {
+ final Class<?> fieldClass = field.getDeclaringClass();
+ if (testCaseClass.isAssignableFrom(fieldClass) && !field.getType().isPrimitive()) {
+ try {
+ field.setAccessible(true);
+ field.set(this, null);
+ } catch (Exception e) {
+ android.util.Log.d("TestCase", "Error: Could not nullify field!");
+ }
+
+ if (field.get(this) != null) {
+ android.util.Log.d("TestCase", "Error: Could not nullify field!");
+ }
+ }
+ }
+ }
+
+
+
+}