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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/update_client/background_downloader_win.h"
#include <windows.h>
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/memory/scoped_refptr.h"
#include "base/test/task_environment.h"
#include "base/win/windows_types.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace update_client {
namespace {
constexpr base::FilePath::CharType kTestDirPrefix[] =
FILE_PATH_LITERAL("chrome_BITS_(test)_");
constexpr base::FilePath::CharType kTestDirMatcher[] =
FILE_PATH_LITERAL("chrome_BITS_(test)_*");
constexpr wchar_t kTestDownloadFilename[] = L"test_file.txt";
constexpr char kTestDownloadContent[] = "Hello, World!";
} // namespace
class BackgroundDownloaderWinTest : public testing::Test {
protected:
// Overrides from testing::Test
void TearDown() override;
base::test::TaskEnvironment task_environment_;
scoped_refptr<BackgroundDownloader> downloader_ =
base::MakeRefCounted<BackgroundDownloader>(nullptr);
};
void BackgroundDownloaderWinTest::TearDown() {
downloader_->EnumerateDownloadDirs(
kTestDirMatcher,
[](const base::FilePath& dir) { base::DeletePathRecursively(dir); });
}
TEST_F(BackgroundDownloaderWinTest, CleansStaleDownloads) {
base::FilePath download_dir_path;
ASSERT_TRUE(base::CreateNewTempDirectory(kTestDirPrefix, &download_dir_path));
ASSERT_TRUE(base::WriteFile(download_dir_path.Append(kTestDownloadFilename),
kTestDownloadContent));
// Manipulate the creation time of the directory.
FILETIME creation_filetime =
(base::Time::NowFromSystemTime() - base::Days(5)).ToFileTime();
base::File download_dir(download_dir_path,
base::File::FLAG_OPEN |
base::File::FLAG_WIN_BACKUP_SEMANTICS |
base::File::FLAG_WRITE_ATTRIBUTES);
ASSERT_TRUE(download_dir.IsValid());
ASSERT_TRUE(::SetFileTime(download_dir.GetPlatformFile(), &creation_filetime,
NULL, NULL));
download_dir.Close();
downloader_->CleanupStaleDownloads();
EXPECT_FALSE(base::DirectoryExists(download_dir_path));
}
TEST_F(BackgroundDownloaderWinTest, RetainsRecentDownloads) {
base::FilePath download_dir_path;
ASSERT_TRUE(base::CreateNewTempDirectory(kTestDirPrefix, &download_dir_path));
ASSERT_TRUE(base::WriteFile(download_dir_path.Append(kTestDownloadFilename),
kTestDownloadContent));
downloader_->CleanupStaleDownloads();
EXPECT_TRUE(base::DirectoryExists(download_dir_path));
}
} // namespace update_client
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