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/*
* Copyright (C) 2020 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 <filesystem>
#include <string>
#include <errno.h>
#include <android-base/file.h>
#include <android-base/result.h>
#include <android-base/stringprintf.h>
#include <gtest/gtest.h>
#include "apexd_test_utils.h"
#include "apexd_utils.h"
namespace android {
namespace apex {
namespace {
using android::apex::testing::IsOk;
using android::base::Basename;
using android::base::StringPrintf;
using ::testing::UnorderedElementsAre;
using ::testing::UnorderedElementsAreArray;
// TODO(b/170327382): add unit tests for apexd_utils.h
TEST(ApexdUtilTest, FindFirstExistingDirectoryBothExist) {
TemporaryDir first_dir;
TemporaryDir second_dir;
auto result = FindFirstExistingDirectory(first_dir.path, second_dir.path);
ASSERT_TRUE(IsOk(result));
ASSERT_EQ(*result, first_dir.path);
}
TEST(ApexdUtilTest, FindFirstExistingDirectoryOnlyFirstExist) {
TemporaryDir first_dir;
auto second_dir = "/data/local/tmp/does/not/exist";
auto result = FindFirstExistingDirectory(first_dir.path, second_dir);
ASSERT_TRUE(IsOk(result));
ASSERT_EQ(*result, first_dir.path);
}
TEST(ApexdUtilTest, FindFirstExistingDirectoryOnlySecondExist) {
auto first_dir = "/data/local/tmp/does/not/exist";
TemporaryDir second_dir;
auto result = FindFirstExistingDirectory(first_dir, second_dir.path);
ASSERT_TRUE(IsOk(result));
ASSERT_EQ(*result, second_dir.path);
}
TEST(ApexdUtilTest, FindFirstExistingDirectoryNoneExist) {
auto first_dir = "/data/local/tmp/does/not/exist";
auto second_dir = "/data/local/tmp/also/does/not/exist";
auto result = FindFirstExistingDirectory(first_dir, second_dir);
ASSERT_FALSE(IsOk(result));
}
TEST(ApexdUtilTest, FindFirstExistingDirectoryFirstFileSecondDir) {
TemporaryFile first_file;
TemporaryDir second_dir;
auto result = FindFirstExistingDirectory(first_file.path, second_dir.path);
ASSERT_TRUE(IsOk(result));
ASSERT_EQ(*result, second_dir.path);
}
TEST(ApexdUtilTest, FindFirstExistingDirectoryFirstDirSecondFile) {
TemporaryDir first_dir;
TemporaryFile second_file;
auto result = FindFirstExistingDirectory(first_dir.path, second_file.path);
ASSERT_TRUE(IsOk(result));
ASSERT_EQ(*result, first_dir.path);
}
TEST(ApexdUtilTest, FindFirstExistingDirectoryBothFiles) {
TemporaryFile first_file;
TemporaryFile second_file;
auto result = FindFirstExistingDirectory(first_file.path, second_file.path);
ASSERT_FALSE(IsOk(result));
}
TEST(ApexdUtilTest, FindFirstExistingDirectoryFirstFileSecondDoesNotExist) {
TemporaryFile first_file;
auto second_dir = "/data/local/tmp/does/not/exist";
auto result = FindFirstExistingDirectory(first_file.path, second_dir);
ASSERT_FALSE(IsOk(result));
}
TEST(ApexdUtilTest, FindFirstExistingDirectoryFirsDoesNotExistSecondFile) {
auto first_dir = "/data/local/tmp/does/not/exist";
TemporaryFile second_file;
auto result = FindFirstExistingDirectory(first_dir, second_file.path);
ASSERT_FALSE(IsOk(result));
}
TEST(ApexdUtilTest, MoveDir) {
namespace fs = std::filesystem;
TemporaryDir from;
TemporaryDir to;
TemporaryFile from_1(from.path);
auto from_subdir = StringPrintf("%s/subdir", from.path);
if (mkdir(from_subdir.c_str(), 07000) != 0) {
FAIL() << "Failed to mkdir " << from_subdir << " : " << strerror(errno);
}
TemporaryFile from_2(from_subdir);
auto result = MoveDir(from.path, to.path);
ASSERT_TRUE(IsOk(result));
ASSERT_TRUE(fs::is_empty(from.path));
std::vector<std::string> content;
for (const auto& it : fs::recursive_directory_iterator(to.path)) {
content.push_back(it.path());
}
static const std::vector<std::string> expected = {
StringPrintf("%s/%s", to.path, Basename(from_1.path).c_str()),
StringPrintf("%s/subdir", to.path),
StringPrintf("%s/subdir/%s", to.path, Basename(from_2.path).c_str()),
};
ASSERT_THAT(content, UnorderedElementsAreArray(expected));
}
TEST(ApexdUtilTest, MoveDirFromIsNotDirectory) {
TemporaryFile from;
TemporaryDir to;
ASSERT_FALSE(IsOk(MoveDir(from.path, to.path)));
}
TEST(ApexdUtilTest, MoveDirToIsNotDirectory) {
TemporaryDir from;
TemporaryFile to;
TemporaryFile from_1(from.path);
ASSERT_FALSE(IsOk(MoveDir(from.path, to.path)));
}
TEST(ApexdUtilTest, MoveDirFromDoesNotExist) {
TemporaryDir to;
ASSERT_FALSE(IsOk(MoveDir("/data/local/tmp/does/not/exist", to.path)));
}
TEST(ApexdUtilTest, MoveDirToDoesNotExist) {
namespace fs = std::filesystem;
TemporaryDir from;
TemporaryFile from_1(from.path);
auto from_subdir = StringPrintf("%s/subdir", from.path);
if (mkdir(from_subdir.c_str(), 07000) != 0) {
FAIL() << "Failed to mkdir " << from_subdir << " : " << strerror(errno);
}
TemporaryFile from_2(from_subdir);
ASSERT_FALSE(IsOk(MoveDir(from.path, "/data/local/tmp/does/not/exist")));
// Check that |from| directory is not empty.
std::vector<std::string> content;
for (const auto& it : fs::recursive_directory_iterator(from.path)) {
content.push_back(it.path());
}
ASSERT_THAT(content,
UnorderedElementsAre(from_1.path, from_subdir, from_2.path));
}
} // namespace
} // namespace apex
} // namespace android
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