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/*
* Copyright (C) 2011 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 "base/file_utils.h"
#include <libgen.h>
#include <stdlib.h>
#include "base/stl_util.h"
#include "common_art_test.h"
namespace art {
class FileUtilsTest : public CommonArtTest {};
TEST_F(FileUtilsTest, GetDalvikCacheFilename) {
std::string name;
std::string error;
EXPECT_TRUE(GetDalvikCacheFilename("/system/app/Foo.apk", "/foo", &name, &error)) << error;
EXPECT_EQ("/foo/system@app@Foo.apk@classes.dex", name);
EXPECT_TRUE(GetDalvikCacheFilename("/data/app/foo-1.apk", "/foo", &name, &error)) << error;
EXPECT_EQ("/foo/data@app@foo-1.apk@classes.dex", name);
EXPECT_TRUE(GetDalvikCacheFilename("/system/framework/core.jar", "/foo", &name, &error)) << error;
EXPECT_EQ("/foo/system@framework@core.jar@classes.dex", name);
EXPECT_TRUE(GetDalvikCacheFilename("/system/framework/boot.art", "/foo", &name, &error)) << error;
EXPECT_EQ("/foo/system@framework@boot.art", name);
EXPECT_TRUE(GetDalvikCacheFilename("/system/framework/boot.oat", "/foo", &name, &error)) << error;
EXPECT_EQ("/foo/system@framework@boot.oat", name);
}
TEST_F(FileUtilsTest, GetDalvikCache) {
EXPECT_STREQ("", GetDalvikCache("should-not-exist123").c_str());
EXPECT_STREQ((android_data_ + "/dalvik-cache/.").c_str(), GetDalvikCache(".").c_str());
}
TEST_F(FileUtilsTest, GetSystemImageFilename) {
EXPECT_STREQ("/system/framework/arm/boot.art",
GetSystemImageFilename("/system/framework/boot.art", InstructionSet::kArm).c_str());
}
TEST_F(FileUtilsTest, GetAndroidRootSafe) {
std::string error_msg;
// We don't expect null returns for most cases, so don't check and let std::string crash.
// CommonArtTest sets ANDROID_ROOT, so expect this to be the same.
std::string android_root = GetAndroidRootSafe(&error_msg);
std::string android_root_env = getenv("ANDROID_ROOT");
EXPECT_EQ(android_root, android_root_env) << error_msg;
// Set ANDROID_ROOT to something else (but the directory must exist). So use dirname.
UniqueCPtr<char> root_dup(strdup(android_root_env.c_str()));
char* dir = dirname(root_dup.get());
ASSERT_EQ(0, setenv("ANDROID_ROOT", dir, /* overwrite */ 1));
std::string android_root2 = GetAndroidRootSafe(&error_msg);
EXPECT_STREQ(dir, android_root2.c_str()) << error_msg;
// Set a bogus value for ANDROID_ROOT. This should be an error.
ASSERT_EQ(0, setenv("ANDROID_ROOT", "/this/is/obviously/bogus", /* overwrite */ 1));
EXPECT_EQ(GetAndroidRootSafe(&error_msg), "");
// Unset ANDROID_ROOT and see that it still returns something (as libart code is running).
ASSERT_EQ(0, unsetenv("ANDROID_ROOT"));
std::string android_root3 = GetAndroidRootSafe(&error_msg);
// This should be the same as the other root (modulo realpath), otherwise the test setup is
// broken. On non-bionic. On bionic we can be running with a different libart that lives outside
// of ANDROID_ROOT
UniqueCPtr<char> real_root3(realpath(android_root3.c_str(), nullptr));
#if !defined(__BIONIC__ ) || defined(__ANDROID__)
UniqueCPtr<char> real_root(realpath(android_root.c_str(), nullptr));
EXPECT_STREQ(real_root.get(), real_root3.get()) << error_msg;
#else
EXPECT_STRNE(real_root3.get(), "") << error_msg;
#endif
// Reset ANDROID_ROOT, as other things may depend on it.
ASSERT_EQ(0, setenv("ANDROID_ROOT", android_root_env.c_str(), /* overwrite */ 1));
}
TEST_F(FileUtilsTest, GetAndroidRuntimeRootSafe) {
std::string error_msg;
// We don't expect null returns for most cases, so don't check and let std::string crash.
// CommonArtTest sets ANDROID_RUNTIME_ROOT, so expect this to be the same.
std::string android_runtime_root = GetAndroidRuntimeRootSafe(&error_msg);
std::string android_runtime_root_env = getenv("ANDROID_RUNTIME_ROOT");
EXPECT_EQ(android_runtime_root, android_runtime_root_env) << error_msg;
// Set ANDROID_RUNTIME_ROOT to something else (but the directory must exist). So use dirname.
UniqueCPtr<char> root_dup(strdup(android_runtime_root_env.c_str()));
char* dir = dirname(root_dup.get());
ASSERT_EQ(0, setenv("ANDROID_RUNTIME_ROOT", dir, /* overwrite */ 1));
std::string android_runtime_root2 = GetAndroidRuntimeRootSafe(&error_msg);
EXPECT_STREQ(dir, android_runtime_root2.c_str()) << error_msg;
// Set a bogus value for ANDROID_RUNTIME_ROOT. This should be an error.
ASSERT_EQ(0, setenv("ANDROID_RUNTIME_ROOT", "/this/is/obviously/bogus", /* overwrite */ 1));
EXPECT_EQ(GetAndroidRuntimeRootSafe(&error_msg), "");
// Reset ANDROID_RUNTIME_ROOT, as other things may depend on it.
ASSERT_EQ(0, setenv("ANDROID_RUNTIME_ROOT", android_runtime_root_env.c_str(), /* overwrite */ 1));
}
TEST_F(FileUtilsTest, ReplaceFileExtension) {
EXPECT_EQ("/directory/file.vdex", ReplaceFileExtension("/directory/file.oat", "vdex"));
EXPECT_EQ("/.directory/file.vdex", ReplaceFileExtension("/.directory/file.oat", "vdex"));
EXPECT_EQ("/directory/file.vdex", ReplaceFileExtension("/directory/file", "vdex"));
EXPECT_EQ("/.directory/file.vdex", ReplaceFileExtension("/.directory/file", "vdex"));
}
} // namespace art
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