tools/aapt2/ResourceUtils_test.cpp

/*
 * Copyright (C) 2015 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.
 */

#include "ResourceUtils.h"
#include "Resource.h"
#include "test/Test.h"

namespace aapt {

TEST(ResourceUtilsTest, ParseBool) {
  EXPECT_EQ(Maybe<bool>(true), ResourceUtils::parseBool("true"));
  EXPECT_EQ(Maybe<bool>(true), ResourceUtils::parseBool("TRUE"));
  EXPECT_EQ(Maybe<bool>(true), ResourceUtils::parseBool("True"));
  EXPECT_EQ(Maybe<bool>(false), ResourceUtils::parseBool("false"));
  EXPECT_EQ(Maybe<bool>(false), ResourceUtils::parseBool("FALSE"));
  EXPECT_EQ(Maybe<bool>(false), ResourceUtils::parseBool("False"));
}

TEST(ResourceUtilsTest, ParseResourceName) {
  ResourceNameRef actual;
  bool actualPriv = false;
  EXPECT_TRUE(ResourceUtils::parseResourceName("android:color/foo", &actual,
                                               &actualPriv));
  EXPECT_EQ(ResourceNameRef("android", ResourceType::kColor, "foo"), actual);
  EXPECT_FALSE(actualPriv);

  EXPECT_TRUE(
      ResourceUtils::parseResourceName("color/foo", &actual, &actualPriv));
  EXPECT_EQ(ResourceNameRef({}, ResourceType::kColor, "foo"), actual);
  EXPECT_FALSE(actualPriv);

  EXPECT_TRUE(ResourceUtils::parseResourceName("*android:color/foo", &actual,
                                               &actualPriv));
  EXPECT_EQ(ResourceNameRef("android", ResourceType::kColor, "foo"), actual);
  EXPECT_TRUE(actualPriv);

  EXPECT_FALSE(
      ResourceUtils::parseResourceName(StringPiece(), &actual, &actualPriv));
}

TEST(ResourceUtilsTest, ParseReferenceWithNoPackage) {
  ResourceNameRef expected({}, ResourceType::kColor, "foo");
  ResourceNameRef actual;
  bool create = false;
  bool privateRef = false;
  EXPECT_TRUE(ResourceUtils::parseReference("@color/foo", &actual, &create,
                                            &privateRef));
  EXPECT_EQ(expected, actual);
  EXPECT_FALSE(create);
  EXPECT_FALSE(privateRef);
}

TEST(ResourceUtilsTest, ParseReferenceWithPackage) {
  ResourceNameRef expected("android", ResourceType::kColor, "foo");
  ResourceNameRef actual;
  bool create = false;
  bool privateRef = false;
  EXPECT_TRUE(ResourceUtils::parseReference("@android:color/foo", &actual,
                                            &create, &privateRef));
  EXPECT_EQ(expected, actual);
  EXPECT_FALSE(create);
  EXPECT_FALSE(privateRef);
}

TEST(ResourceUtilsTest, ParseReferenceWithSurroundingWhitespace) {
  ResourceNameRef expected("android", ResourceType::kColor, "foo");
  ResourceNameRef actual;
  bool create = false;
  bool privateRef = false;
  EXPECT_TRUE(ResourceUtils::parseReference("\t @android:color/foo\n \n\t",
                                            &actual, &create, &privateRef));
  EXPECT_EQ(expected, actual);
  EXPECT_FALSE(create);
  EXPECT_FALSE(privateRef);
}

TEST(ResourceUtilsTest, ParseAutoCreateIdReference) {
  ResourceNameRef expected("android", ResourceType::kId, "foo");
  ResourceNameRef actual;
  bool create = false;
  bool privateRef = false;
  EXPECT_TRUE(ResourceUtils::parseReference("@+android:id/foo", &actual,
                                            &create, &privateRef));
  EXPECT_EQ(expected, actual);
  EXPECT_TRUE(create);
  EXPECT_FALSE(privateRef);
}

TEST(ResourceUtilsTest, ParsePrivateReference) {
  ResourceNameRef expected("android", ResourceType::kId, "foo");
  ResourceNameRef actual;
  bool create = false;
  bool privateRef = false;
  EXPECT_TRUE(ResourceUtils::parseReference("@*android:id/foo", &actual,
                                            &create, &privateRef));
  EXPECT_EQ(expected, actual);
  EXPECT_FALSE(create);
  EXPECT_TRUE(privateRef);
}

TEST(ResourceUtilsTest, FailToParseAutoCreateNonIdReference) {
  bool create = false;
  bool privateRef = false;
  ResourceNameRef actual;
  EXPECT_FALSE(ResourceUtils::parseReference("@+android:color/foo", &actual,
                                             &create, &privateRef));
}

TEST(ResourceUtilsTest, ParseAttributeReferences) {
  EXPECT_TRUE(ResourceUtils::isAttributeReference("?android"));
  EXPECT_TRUE(ResourceUtils::isAttributeReference("?android:foo"));
  EXPECT_TRUE(ResourceUtils::isAttributeReference("?attr/foo"));
  EXPECT_TRUE(ResourceUtils::isAttributeReference("?android:attr/foo"));
}

TEST(ResourceUtilsTest, FailParseIncompleteReference) {
  EXPECT_FALSE(ResourceUtils::isAttributeReference("?style/foo"));
  EXPECT_FALSE(ResourceUtils::isAttributeReference("?android:style/foo"));
  EXPECT_FALSE(ResourceUtils::isAttributeReference("?android:"));
  EXPECT_FALSE(ResourceUtils::isAttributeReference("?android:attr/"));
  EXPECT_FALSE(ResourceUtils::isAttributeReference("?:attr/"));
  EXPECT_FALSE(ResourceUtils::isAttributeReference("?:attr/foo"));
  EXPECT_FALSE(ResourceUtils::isAttributeReference("?:/"));
  EXPECT_FALSE(ResourceUtils::isAttributeReference("?:/foo"));
  EXPECT_FALSE(ResourceUtils::isAttributeReference("?attr/"));
  EXPECT_FALSE(ResourceUtils::isAttributeReference("?/foo"));
}

TEST(ResourceUtilsTest, ParseStyleParentReference) {
  const ResourceName kAndroidStyleFooName("android", ResourceType::kStyle,
                                          "foo");
  const ResourceName kStyleFooName({}, ResourceType::kStyle, "foo");

  std::string errStr;
  Maybe<Reference> ref =
      ResourceUtils::parseStyleParentReference("@android:style/foo", &errStr);
  AAPT_ASSERT_TRUE(ref);
  EXPECT_EQ(ref.value().name.value(), kAndroidStyleFooName);

  ref = ResourceUtils::parseStyleParentReference("@style/foo", &errStr);
  AAPT_ASSERT_TRUE(ref);
  EXPECT_EQ(ref.value().name.value(), kStyleFooName);

  ref = ResourceUtils::parseStyleParentReference("?android:style/foo", &errStr);
  AAPT_ASSERT_TRUE(ref);
  EXPECT_EQ(ref.value().name.value(), kAndroidStyleFooName);

  ref = ResourceUtils::parseStyleParentReference("?style/foo", &errStr);
  AAPT_ASSERT_TRUE(ref);
  EXPECT_EQ(ref.value().name.value(), kStyleFooName);

  ref = ResourceUtils::parseStyleParentReference("android:style/foo", &errStr);
  AAPT_ASSERT_TRUE(ref);
  EXPECT_EQ(ref.value().name.value(), kAndroidStyleFooName);

  ref = ResourceUtils::parseStyleParentReference("android:foo", &errStr);
  AAPT_ASSERT_TRUE(ref);
  EXPECT_EQ(ref.value().name.value(), kAndroidStyleFooName);

  ref = ResourceUtils::parseStyleParentReference("@android:foo", &errStr);
  AAPT_ASSERT_TRUE(ref);
  EXPECT_EQ(ref.value().name.value(), kAndroidStyleFooName);

  ref = ResourceUtils::parseStyleParentReference("foo", &errStr);
  AAPT_ASSERT_TRUE(ref);
  EXPECT_EQ(ref.value().name.value(), kStyleFooName);

  ref = ResourceUtils::parseStyleParentReference("*android:style/foo", &errStr);
  AAPT_ASSERT_TRUE(ref);
  EXPECT_EQ(ref.value().name.value(), kAndroidStyleFooName);
  EXPECT_TRUE(ref.value().privateReference);
}

TEST(ResourceUtilsTest, ParseEmptyFlag) {
  std::unique_ptr<Attribute> attr =
      test::AttributeBuilder(false)
          .setTypeMask(android::ResTable_map::TYPE_FLAGS)
          .addItem("one", 0x01)
          .addItem("two", 0x02)
          .build();

  std::unique_ptr<BinaryPrimitive> result =
      ResourceUtils::tryParseFlagSymbol(attr.get(), "");
  ASSERT_NE(nullptr, result);
  EXPECT_EQ(0u, result->value.data);
}

}  // namespace aapt