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// Copyright (c) 2009 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/extensions/extension_file_util.h"
#include "base/file_util.h"
#include "base/scoped_temp_dir.h"
#include "base/path_service.h"
#include "chrome/common/chrome_paths.h"
#include "testing/gtest/include/gtest/gtest.h"
TEST(ExtensionFileUtil, MoveDirSafely) {
// Create a test directory structure with some data in it.
ScopedTempDir temp;
ASSERT_TRUE(temp.CreateUniqueTempDir());
FilePath src_path = temp.path().AppendASCII("src");
ASSERT_TRUE(file_util::CreateDirectory(src_path));
std::string data = "foobar";
ASSERT_TRUE(file_util::WriteFile(src_path.AppendASCII("data"),
data.c_str(), data.length()));
// Move it to a path that doesn't exist yet.
FilePath dest_path = temp.path().AppendASCII("dest").AppendASCII("dest");
ASSERT_TRUE(extension_file_util::MoveDirSafely(src_path, dest_path));
// The path should get created.
ASSERT_TRUE(file_util::DirectoryExists(dest_path));
// The data should match.
std::string data_out;
ASSERT_TRUE(file_util::ReadFileToString(dest_path.AppendASCII("data"),
&data_out));
ASSERT_EQ(data, data_out);
// The src path should be gone.
ASSERT_FALSE(file_util::PathExists(src_path));
// Create some new test data.
ASSERT_TRUE(file_util::CopyDirectory(dest_path, src_path,
true)); // recursive
data = "hotdog";
ASSERT_TRUE(file_util::WriteFile(src_path.AppendASCII("data"),
data.c_str(), data.length()));
// Test again, overwriting the old path.
ASSERT_TRUE(extension_file_util::MoveDirSafely(src_path, dest_path));
ASSERT_TRUE(file_util::DirectoryExists(dest_path));
data_out.clear();
ASSERT_TRUE(file_util::ReadFileToString(dest_path.AppendASCII("data"),
&data_out));
ASSERT_EQ(data, data_out);
ASSERT_FALSE(file_util::PathExists(src_path));
}
TEST(ExtensionFileUtil, SetCurrentVersion) {
// Create an empty test directory.
ScopedTempDir temp;
ASSERT_TRUE(temp.CreateUniqueTempDir());
// Set its version.
std::string error;
std::string version = "1.0";
ASSERT_TRUE(extension_file_util::SetCurrentVersion(temp.path(), version,
&error));
// Test the result.
std::string version_out;
ASSERT_TRUE(file_util::ReadFileToString(
temp.path().AppendASCII(extension_file_util::kCurrentVersionFileName),
&version_out));
ASSERT_EQ(version, version_out);
// Try again, overwriting the old value.
version = "2.0";
version_out.clear();
ASSERT_TRUE(extension_file_util::SetCurrentVersion(temp.path(), version,
&error));
ASSERT_TRUE(file_util::ReadFileToString(
temp.path().AppendASCII(extension_file_util::kCurrentVersionFileName),
&version_out));
ASSERT_EQ(version, version_out);
}
TEST(ExtensionFileUtil, ReadCurrentVersion) {
// Read the version from a valid extension.
FilePath extension_path;
ASSERT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &extension_path));
extension_path = extension_path.AppendASCII("extensions")
.AppendASCII("good")
.AppendASCII("Extensions")
.AppendASCII("behllobkkfkfnphdnhnkndlbkcpglgmj");
std::string version;
ASSERT_TRUE(extension_file_util::ReadCurrentVersion(extension_path,
&version));
ASSERT_EQ("1.0.0.0", version);
// Create an invalid extension and read its current version.
ScopedTempDir temp;
ASSERT_TRUE(temp.CreateUniqueTempDir());
ASSERT_FALSE(extension_file_util::ReadCurrentVersion(temp.path(), &version));
}
TEST(ExtensionFileUtil, CompareToInstalledVersion) {
// Compare to an existing extension.
FilePath install_directory;
ASSERT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &install_directory));
install_directory = install_directory.AppendASCII("extensions")
.AppendASCII("good")
.AppendASCII("Extensions");
std::string id = "behllobkkfkfnphdnhnkndlbkcpglgmj";
std::string version = "1.0.0.0";
std::string version_out;
ASSERT_EQ(Extension::UPGRADE, extension_file_util::CompareToInstalledVersion(
install_directory, id, "1.0.0.1", &version_out));
ASSERT_EQ(version, version_out);
version_out.clear();
ASSERT_EQ(Extension::REINSTALL,
extension_file_util::CompareToInstalledVersion(
install_directory, id, "1.0.0.0", &version_out));
ASSERT_EQ(version, version_out);
version_out.clear();
ASSERT_EQ(Extension::REINSTALL,
extension_file_util::CompareToInstalledVersion(
install_directory, id, "1.0.0", &version_out));
ASSERT_EQ(version, version_out);
version_out.clear();
ASSERT_EQ(Extension::DOWNGRADE,
extension_file_util::CompareToInstalledVersion(
install_directory, id, "0.0.1.0", &version_out));
ASSERT_EQ(version, version_out);
// Compare to an extension that is missing its Current Version file.
ScopedTempDir temp;
ASSERT_TRUE(temp.CreateUniqueTempDir());
FilePath src = install_directory.AppendASCII(id).AppendASCII(version);
FilePath dest = temp.path().AppendASCII(id).AppendASCII(version);
ASSERT_TRUE(file_util::CreateDirectory(dest.DirName()));
ASSERT_TRUE(file_util::CopyDirectory(src, dest, true));
version_out.clear();
ASSERT_EQ(Extension::NEW_INSTALL,
extension_file_util::CompareToInstalledVersion(
temp.path(), id, "0.0.1.0", &version_out));
ASSERT_EQ("", version_out);
// Compare to a completely non-existent extension.
version_out.clear();
ASSERT_EQ(Extension::NEW_INSTALL,
extension_file_util::CompareToInstalledVersion(
temp.path(), "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx", "0.0.1.0",
&version_out));
ASSERT_EQ("", version_out);
}
// TODO(aa): More tests as motivation allows. Maybe steal some from
// ExtensionsService? Many of them could probably be tested here without the
// MessageLoop shenanigans.
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