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/*
* Copyright (C) 2016 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 "androidfw/AttributeResolution.h"
#include <array>
#include "android-base/file.h"
#include "android-base/logging.h"
#include "android-base/macros.h"
#include "androidfw/AssetManager2.h"
#include "androidfw/ResourceUtils.h"
#include "TestHelpers.h"
#include "data/styles/R.h"
using com::android::app::R;
namespace android {
class AttributeResolutionTest : public ::testing::Test {
public:
virtual void SetUp() override {
styles_assets_ = ApkAssets::Load(GetTestDataPath() + "/styles/styles.apk");
ASSERT_NE(nullptr, styles_assets_);
assetmanager_.SetApkAssets({styles_assets_.get()});
}
protected:
std::unique_ptr<const ApkAssets> styles_assets_;
AssetManager2 assetmanager_;
};
class AttributeResolutionXmlTest : public AttributeResolutionTest {
public:
virtual void SetUp() override {
AttributeResolutionTest::SetUp();
std::unique_ptr<Asset> asset =
assetmanager_.OpenNonAsset("res/layout/layout.xml", Asset::ACCESS_BUFFER);
ASSERT_NE(nullptr, asset);
ASSERT_EQ(NO_ERROR,
xml_parser_.setTo(asset->getBuffer(true), asset->getLength(), true /*copyData*/));
// Skip to the first tag.
while (xml_parser_.next() != ResXMLParser::START_TAG) {
}
}
protected:
ResXMLTree xml_parser_;
};
TEST(AttributeResolutionLibraryTest, ApplyStyleWithDefaultStyleResId) {
AssetManager2 assetmanager;
auto apk_assets = ApkAssets::Load(GetTestDataPath() + "/styles/styles.apk", PROPERTY_DYNAMIC);
ASSERT_NE(nullptr, apk_assets);
assetmanager.SetApkAssets({apk_assets.get()});
std::unique_ptr<Theme> theme = assetmanager.NewTheme();
std::array<uint32_t, 2> attrs{
{fix_package_id(R::attr::attr_one, 0x02), fix_package_id(R::attr::attr_two, 0x02)}};
std::array<uint32_t, attrs.size() * STYLE_NUM_ENTRIES> values;
std::array<uint32_t, attrs.size() + 1> indices;
ASSERT_TRUE(ApplyStyle(theme.get(), nullptr /*xml_parser*/, 0u /*def_style_attr*/,
fix_package_id(R::style::StyleOne, 0x02), attrs.data(), attrs.size(),
values.data(), indices.data()).has_value());
const uint32_t public_flag = ResTable_typeSpec::SPEC_PUBLIC;
const uint32_t* values_cursor = values.data();
EXPECT_EQ(Res_value::TYPE_INT_DEC, values_cursor[STYLE_TYPE]);
EXPECT_EQ(1u, values_cursor[STYLE_DATA]);
EXPECT_EQ(0u, values_cursor[STYLE_RESOURCE_ID]);
EXPECT_EQ(1u, values_cursor[STYLE_ASSET_COOKIE]);
EXPECT_EQ(0u, values_cursor[STYLE_DENSITY]);
EXPECT_EQ(public_flag, values_cursor[STYLE_CHANGING_CONFIGURATIONS]);
values_cursor += STYLE_NUM_ENTRIES;
EXPECT_EQ(Res_value::TYPE_INT_DEC, values_cursor[STYLE_TYPE]);
EXPECT_EQ(2u, values_cursor[STYLE_DATA]);
EXPECT_EQ(0u, values_cursor[STYLE_RESOURCE_ID]);
EXPECT_EQ(1u, values_cursor[STYLE_ASSET_COOKIE]);
EXPECT_EQ(0u, values_cursor[STYLE_DENSITY]);
EXPECT_EQ(public_flag, values_cursor[STYLE_CHANGING_CONFIGURATIONS]);
}
TEST_F(AttributeResolutionTest, Theme) {
std::unique_ptr<Theme> theme = assetmanager_.NewTheme();
ASSERT_TRUE(theme->ApplyStyle(R::style::StyleTwo).has_value());
std::array<uint32_t, 5> attrs{{R::attr::attr_one, R::attr::attr_two, R::attr::attr_three,
R::attr::attr_four, R::attr::attr_empty}};
std::array<uint32_t, attrs.size() * STYLE_NUM_ENTRIES> values;
ASSERT_TRUE(ResolveAttrs(theme.get(), 0u /*def_style_attr*/, 0u /*def_style_res*/,
nullptr /*src_values*/, 0 /*src_values_length*/, attrs.data(),
attrs.size(), values.data(), nullptr /*out_indices*/).has_value());
const uint32_t public_flag = ResTable_typeSpec::SPEC_PUBLIC;
const uint32_t* values_cursor = values.data();
EXPECT_EQ(Res_value::TYPE_INT_DEC, values_cursor[STYLE_TYPE]);
EXPECT_EQ(1u, values_cursor[STYLE_DATA]);
EXPECT_EQ(0u, values_cursor[STYLE_RESOURCE_ID]);
EXPECT_EQ(1u, values_cursor[STYLE_ASSET_COOKIE]);
EXPECT_EQ(0u, values_cursor[STYLE_DENSITY]);
EXPECT_EQ(public_flag, values_cursor[STYLE_CHANGING_CONFIGURATIONS]);
values_cursor += STYLE_NUM_ENTRIES;
EXPECT_EQ(Res_value::TYPE_STRING, values_cursor[STYLE_TYPE]);
EXPECT_EQ(0u, values_cursor[STYLE_RESOURCE_ID]);
EXPECT_EQ(1u, values_cursor[STYLE_ASSET_COOKIE]);
EXPECT_EQ(0u, values_cursor[STYLE_DENSITY]);
EXPECT_EQ(public_flag, values_cursor[STYLE_CHANGING_CONFIGURATIONS]);
values_cursor += STYLE_NUM_ENTRIES;
EXPECT_EQ(Res_value::TYPE_INT_DEC, values_cursor[STYLE_TYPE]);
EXPECT_EQ(3u, values_cursor[STYLE_DATA]);
EXPECT_EQ(0u, values_cursor[STYLE_RESOURCE_ID]);
EXPECT_EQ(1u, values_cursor[STYLE_ASSET_COOKIE]);
EXPECT_EQ(0u, values_cursor[STYLE_DENSITY]);
EXPECT_EQ(public_flag, values_cursor[STYLE_CHANGING_CONFIGURATIONS]);
values_cursor += STYLE_NUM_ENTRIES;
EXPECT_EQ(Res_value::TYPE_NULL, values_cursor[STYLE_TYPE]);
EXPECT_EQ(Res_value::DATA_NULL_UNDEFINED, values_cursor[STYLE_DATA]);
EXPECT_EQ(0u, values_cursor[STYLE_RESOURCE_ID]);
EXPECT_EQ(uint32_t(-1), values_cursor[STYLE_ASSET_COOKIE]);
EXPECT_EQ(0u, values_cursor[STYLE_DENSITY]);
EXPECT_EQ(0u, values_cursor[STYLE_CHANGING_CONFIGURATIONS]);
// @empty comes from the theme, so it has the same asset cookie and changing configurations flags
// as the theme.
values_cursor += STYLE_NUM_ENTRIES;
EXPECT_EQ(Res_value::TYPE_NULL, values_cursor[STYLE_TYPE]);
EXPECT_EQ(Res_value::DATA_NULL_EMPTY, values_cursor[STYLE_DATA]);
EXPECT_EQ(0u, values_cursor[STYLE_RESOURCE_ID]);
EXPECT_EQ(1u, values_cursor[STYLE_ASSET_COOKIE]);
EXPECT_EQ(0u, values_cursor[STYLE_DENSITY]);
EXPECT_EQ(public_flag, values_cursor[STYLE_CHANGING_CONFIGURATIONS]);
}
TEST_F(AttributeResolutionXmlTest, XmlParser) {
std::array<uint32_t, 5> attrs{{R::attr::attr_one, R::attr::attr_two, R::attr::attr_three,
R::attr::attr_four, R::attr::attr_empty}};
std::array<uint32_t, attrs.size() * STYLE_NUM_ENTRIES> values;
ASSERT_TRUE(RetrieveAttributes(&assetmanager_, &xml_parser_, attrs.data(), attrs.size(),
values.data(), nullptr /*out_indices*/).has_value());
uint32_t* values_cursor = values.data();
EXPECT_EQ(Res_value::TYPE_NULL, values_cursor[STYLE_TYPE]);
EXPECT_EQ(Res_value::DATA_NULL_EMPTY, values_cursor[STYLE_DATA]);
EXPECT_EQ(0u, values_cursor[STYLE_RESOURCE_ID]);
EXPECT_EQ(uint32_t(-1), values_cursor[STYLE_ASSET_COOKIE]);
EXPECT_EQ(0u, values_cursor[STYLE_DENSITY]);
EXPECT_EQ(0u, values_cursor[STYLE_CHANGING_CONFIGURATIONS]);
values_cursor += STYLE_NUM_ENTRIES;
EXPECT_EQ(Res_value::TYPE_NULL, values_cursor[STYLE_TYPE]);
EXPECT_EQ(0u, values_cursor[STYLE_DATA]);
EXPECT_EQ(0u, values_cursor[STYLE_RESOURCE_ID]);
EXPECT_EQ(uint32_t(-1), values_cursor[STYLE_ASSET_COOKIE]);
EXPECT_EQ(0u, values_cursor[STYLE_DENSITY]);
EXPECT_EQ(0u, values_cursor[STYLE_CHANGING_CONFIGURATIONS]);
values_cursor += STYLE_NUM_ENTRIES;
EXPECT_EQ(Res_value::TYPE_INT_DEC, values_cursor[STYLE_TYPE]);
EXPECT_EQ(10u, values_cursor[STYLE_DATA]);
EXPECT_EQ(0u, values_cursor[STYLE_RESOURCE_ID]);
EXPECT_EQ(uint32_t(-1), values_cursor[STYLE_ASSET_COOKIE]);
EXPECT_EQ(0u, values_cursor[STYLE_DENSITY]);
EXPECT_EQ(0u, values_cursor[STYLE_CHANGING_CONFIGURATIONS]);
values_cursor += STYLE_NUM_ENTRIES;
EXPECT_EQ(Res_value::TYPE_ATTRIBUTE, values_cursor[STYLE_TYPE]);
EXPECT_EQ(R::attr::attr_indirect, values_cursor[STYLE_DATA]);
EXPECT_EQ(0u, values_cursor[STYLE_RESOURCE_ID]);
EXPECT_EQ(uint32_t(-1), values_cursor[STYLE_ASSET_COOKIE]);
EXPECT_EQ(0u, values_cursor[STYLE_DENSITY]);
EXPECT_EQ(0u, values_cursor[STYLE_CHANGING_CONFIGURATIONS]);
values_cursor += STYLE_NUM_ENTRIES;
EXPECT_EQ(Res_value::TYPE_NULL, values_cursor[STYLE_TYPE]);
EXPECT_EQ(Res_value::DATA_NULL_UNDEFINED, values_cursor[STYLE_DATA]);
EXPECT_EQ(0u, values_cursor[STYLE_RESOURCE_ID]);
EXPECT_EQ(uint32_t(-1), values_cursor[STYLE_ASSET_COOKIE]);
EXPECT_EQ(0u, values_cursor[STYLE_DENSITY]);
EXPECT_EQ(0u, values_cursor[STYLE_CHANGING_CONFIGURATIONS]);
}
TEST_F(AttributeResolutionXmlTest, ThemeAndXmlParser) {
std::unique_ptr<Theme> theme = assetmanager_.NewTheme();
ASSERT_TRUE(theme->ApplyStyle(R::style::StyleTwo).has_value());
std::array<uint32_t, 6> attrs{{R::attr::attr_one, R::attr::attr_two, R::attr::attr_three,
R::attr::attr_four, R::attr::attr_five, R::attr::attr_empty}};
std::array<uint32_t, attrs.size() * STYLE_NUM_ENTRIES> values;
std::array<uint32_t, attrs.size() + 1> indices;
ASSERT_TRUE(ApplyStyle(theme.get(), &xml_parser_, 0u /*def_style_attr*/, 0u /*def_style_res*/,
attrs.data(), attrs.size(), values.data(), indices.data()).has_value());
const uint32_t public_flag = ResTable_typeSpec::SPEC_PUBLIC;
uint32_t* values_cursor = values.data();
EXPECT_EQ(Res_value::TYPE_NULL, values_cursor[STYLE_TYPE]);
EXPECT_EQ(Res_value::DATA_NULL_EMPTY, values_cursor[STYLE_DATA]);
EXPECT_EQ(0u, values_cursor[STYLE_RESOURCE_ID]);
EXPECT_EQ(uint32_t(-1), values_cursor[STYLE_ASSET_COOKIE]);
EXPECT_EQ(0u, values_cursor[STYLE_DENSITY]);
EXPECT_EQ(0u, values_cursor[STYLE_CHANGING_CONFIGURATIONS]);
values_cursor += STYLE_NUM_ENTRIES;
EXPECT_EQ(Res_value::TYPE_STRING, values_cursor[STYLE_TYPE]);
EXPECT_EQ(0u, values_cursor[STYLE_RESOURCE_ID]);
EXPECT_EQ(1u, values_cursor[STYLE_ASSET_COOKIE]);
EXPECT_EQ(0u, values_cursor[STYLE_DENSITY]);
EXPECT_EQ(public_flag, values_cursor[STYLE_CHANGING_CONFIGURATIONS]);
values_cursor += STYLE_NUM_ENTRIES;
EXPECT_EQ(Res_value::TYPE_INT_DEC, values_cursor[STYLE_TYPE]);
EXPECT_EQ(10u, values_cursor[STYLE_DATA]);
EXPECT_EQ(0u, values_cursor[STYLE_RESOURCE_ID]);
EXPECT_EQ(uint32_t(-1), values_cursor[STYLE_ASSET_COOKIE]);
EXPECT_EQ(0u, values_cursor[STYLE_DENSITY]);
EXPECT_EQ(0u, values_cursor[STYLE_CHANGING_CONFIGURATIONS]);
values_cursor += STYLE_NUM_ENTRIES;
EXPECT_EQ(Res_value::TYPE_INT_DEC, values_cursor[STYLE_TYPE]);
EXPECT_EQ(3u, values_cursor[STYLE_DATA]);
EXPECT_EQ(0u, values_cursor[STYLE_RESOURCE_ID]);
EXPECT_EQ(1u, values_cursor[STYLE_ASSET_COOKIE]);
EXPECT_EQ(0u, values_cursor[STYLE_DENSITY]);
EXPECT_EQ(public_flag, values_cursor[STYLE_CHANGING_CONFIGURATIONS]);
values_cursor += STYLE_NUM_ENTRIES;
EXPECT_EQ(Res_value::TYPE_STRING, values_cursor[STYLE_TYPE]);
EXPECT_EQ(R::string::string_one, values_cursor[STYLE_RESOURCE_ID]);
EXPECT_EQ(1u, values_cursor[STYLE_ASSET_COOKIE]);
EXPECT_EQ(0u, values_cursor[STYLE_DENSITY]);
EXPECT_EQ(public_flag, values_cursor[STYLE_CHANGING_CONFIGURATIONS]);
// @empty comes from the theme, so it has the same asset cookie and changing configurations flags
// as the theme.
values_cursor += STYLE_NUM_ENTRIES;
EXPECT_EQ(Res_value::TYPE_NULL, values_cursor[STYLE_TYPE]);
EXPECT_EQ(Res_value::DATA_NULL_EMPTY, values_cursor[STYLE_DATA]);
EXPECT_EQ(0u, values_cursor[STYLE_RESOURCE_ID]);
EXPECT_EQ(1u, values_cursor[STYLE_ASSET_COOKIE]);
EXPECT_EQ(0u, values_cursor[STYLE_DENSITY]);
EXPECT_EQ(public_flag, values_cursor[STYLE_CHANGING_CONFIGURATIONS]);
// The first element of indices contains the number of indices.
std::array<uint32_t, 7> expected_indices = {{6u, 0u, 1u, 2u, 3u, 4u, 5u}};
EXPECT_EQ(expected_indices, indices);
}
} // namespace android