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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/ApkAssets.h"
#include "android-base/file.h"
#include "android-base/test_utils.h"
#include "android-base/unique_fd.h"
#include "androidfw/Util.h"
#include "TestHelpers.h"
#include "data/basic/R.h"
using ::android::base::unique_fd;
using ::com::android::basic::R;
namespace android {
TEST(ApkAssetsTest, LoadApk) {
std::unique_ptr<const ApkAssets> loaded_apk =
ApkAssets::Load(GetTestDataPath() + "/basic/basic.apk");
ASSERT_NE(nullptr, loaded_apk);
const LoadedArsc* loaded_arsc = loaded_apk->GetLoadedArsc();
ASSERT_NE(nullptr, loaded_arsc);
const LoadedPackage* loaded_package = loaded_arsc->GetPackageForId(0x7f010000);
ASSERT_NE(nullptr, loaded_package);
std::unique_ptr<Asset> asset = loaded_apk->Open("res/layout/main.xml");
ASSERT_NE(nullptr, asset);
}
TEST(ApkAssetsTest, LoadApkFromFd) {
const std::string path = GetTestDataPath() + "/basic/basic.apk";
unique_fd fd(::open(path.c_str(), O_RDONLY | O_BINARY));
ASSERT_GE(fd.get(), 0);
std::unique_ptr<const ApkAssets> loaded_apk =
ApkAssets::LoadFromFd(std::move(fd), path, false /*system*/, false /*force_shared_lib*/);
ASSERT_NE(nullptr, loaded_apk);
const LoadedArsc* loaded_arsc = loaded_apk->GetLoadedArsc();
ASSERT_NE(nullptr, loaded_arsc);
const LoadedPackage* loaded_package = loaded_arsc->GetPackageForId(0x7f010000);
ASSERT_NE(nullptr, loaded_package);
std::unique_ptr<Asset> asset = loaded_apk->Open("res/layout/main.xml");
ASSERT_NE(nullptr, asset);
}
TEST(ApkAssetsTest, LoadApkAsSharedLibrary) {
std::unique_ptr<const ApkAssets> loaded_apk =
ApkAssets::Load(GetTestDataPath() + "/appaslib/appaslib.apk");
ASSERT_NE(nullptr, loaded_apk);
const LoadedArsc* loaded_arsc = loaded_apk->GetLoadedArsc();
ASSERT_NE(nullptr, loaded_arsc);
ASSERT_EQ(1u, loaded_arsc->GetPackages().size());
EXPECT_FALSE(loaded_arsc->GetPackages()[0]->IsDynamic());
loaded_apk = ApkAssets::LoadAsSharedLibrary(GetTestDataPath() + "/appaslib/appaslib.apk");
ASSERT_NE(nullptr, loaded_apk);
loaded_arsc = loaded_apk->GetLoadedArsc();
ASSERT_NE(nullptr, loaded_arsc);
ASSERT_EQ(1u, loaded_arsc->GetPackages().size());
EXPECT_TRUE(loaded_arsc->GetPackages()[0]->IsDynamic());
}
TEST(ApkAssetsTest, LoadApkWithIdmap) {
std::string contents;
ResTable target_table;
const std::string target_path = GetTestDataPath() + "/basic/basic.apk";
ASSERT_TRUE(ReadFileFromZipToString(target_path, "resources.arsc", &contents));
ASSERT_EQ(NO_ERROR, target_table.add(contents.data(), contents.size(), 0, true /*copyData*/));
ResTable overlay_table;
const std::string overlay_path = GetTestDataPath() + "/overlay/overlay.apk";
ASSERT_TRUE(ReadFileFromZipToString(overlay_path, "resources.arsc", &contents));
ASSERT_EQ(NO_ERROR, overlay_table.add(contents.data(), contents.size(), 0, true /*copyData*/));
util::unique_cptr<void> idmap_data;
void* temp_data;
size_t idmap_len;
ASSERT_EQ(NO_ERROR, target_table.createIdmap(overlay_table, 0u, 0u, target_path.c_str(),
overlay_path.c_str(), &temp_data, &idmap_len));
idmap_data.reset(temp_data);
TemporaryFile tf;
ASSERT_TRUE(base::WriteFully(tf.fd, idmap_data.get(), idmap_len));
close(tf.fd);
// Open something so that the destructor of TemporaryFile closes a valid fd.
tf.fd = open("/dev/null", O_WRONLY);
std::unique_ptr<const ApkAssets> loaded_overlay_apk = ApkAssets::LoadOverlay(tf.path);
ASSERT_NE(nullptr, loaded_overlay_apk);
}
TEST(ApkAssetsTest, CreateAndDestroyAssetKeepsApkAssetsOpen) {
std::unique_ptr<const ApkAssets> loaded_apk =
ApkAssets::Load(GetTestDataPath() + "/basic/basic.apk");
ASSERT_NE(nullptr, loaded_apk);
{
std::unique_ptr<Asset> assets = loaded_apk->Open("res/layout/main.xml", Asset::ACCESS_BUFFER);
ASSERT_NE(nullptr, assets);
}
{
std::unique_ptr<Asset> assets = loaded_apk->Open("res/layout/main.xml", Asset::ACCESS_BUFFER);
ASSERT_NE(nullptr, assets);
}
}
TEST(ApkAssetsTest, OpenUncompressedAssetFd) {
std::unique_ptr<const ApkAssets> loaded_apk =
ApkAssets::Load(GetTestDataPath() + "/basic/basic.apk");
ASSERT_NE(nullptr, loaded_apk);
auto asset = loaded_apk->Open("assets/uncompressed.txt", Asset::ACCESS_UNKNOWN);
ASSERT_NE(nullptr, asset);
off64_t start, length;
unique_fd fd(asset->openFileDescriptor(&start, &length));
EXPECT_GE(fd.get(), 0);
lseek64(fd.get(), start, SEEK_SET);
std::string buffer;
buffer.resize(length);
ASSERT_TRUE(base::ReadFully(fd.get(), &*buffer.begin(), length));
EXPECT_EQ("This should be uncompressed.\n\n", buffer);
}
} // namespace android
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