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// Copyright (c) 2006-2008 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 <windows.h>
#include <fstream>
#include <iostream>
#include "base/base_paths.h"
#include "base/file_util.h"
#include "base/logging.h"
#include "base/path_service.h"
#include "base/process_util.h"
#include "base/scoped_ptr.h"
#include "base/string_util.h"
#include "chrome/installer/util/helper.h"
#include "chrome/installer/util/work_item.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
class SetupHelperTest : public testing::Test {
protected:
virtual void SetUp() {
// Name a subdirectory of the user temp directory.
ASSERT_TRUE(PathService::Get(base::DIR_TEMP, &test_dir_));
file_util::AppendToPath(&test_dir_, L"SetupHelperTest");
// Create a fresh, empty copy of this test directory.
file_util::Delete(test_dir_, true);
CreateDirectory(test_dir_.c_str(), NULL);
ASSERT_TRUE(file_util::PathExists(test_dir_));
}
virtual void TearDown() {
logging::CloseLogFile();
// Clean up test directory
ASSERT_TRUE(file_util::Delete(test_dir_, false));
ASSERT_FALSE(file_util::PathExists(test_dir_));
}
// the path to temporary directory used to contain the test operations
std::wstring test_dir_;
};
// Simple function to dump some text into a new file.
void CreateTextFile(const std::wstring& filename,
const std::wstring& contents) {
std::ofstream file;
file.open(filename.c_str());
ASSERT_TRUE(file.is_open());
file << contents;
file.close();
}
wchar_t text_content_1[] = L"delete me";
wchar_t text_content_2[] = L"delete me as well";
};
// Delete version directories. Everything lower than the given version
// should be deleted.
TEST_F(SetupHelperTest, Delete) {
// Create a Chrome dir
std::wstring chrome_dir(test_dir_);
file_util::AppendToPath(&chrome_dir, L"chrome");
CreateDirectory(chrome_dir.c_str(), NULL);
ASSERT_TRUE(file_util::PathExists(chrome_dir));
std::wstring chrome_dir_1(chrome_dir);
file_util::AppendToPath(&chrome_dir_1, L"1.0.1.0");
CreateDirectory(chrome_dir_1.c_str(), NULL);
ASSERT_TRUE(file_util::PathExists(chrome_dir_1));
std::wstring chrome_dir_2(chrome_dir);
file_util::AppendToPath(&chrome_dir_2, L"1.0.2.0");
CreateDirectory(chrome_dir_2.c_str(), NULL);
ASSERT_TRUE(file_util::PathExists(chrome_dir_2));
std::wstring chrome_dir_3(chrome_dir);
file_util::AppendToPath(&chrome_dir_3, L"1.0.3.0");
CreateDirectory(chrome_dir_3.c_str(), NULL);
ASSERT_TRUE(file_util::PathExists(chrome_dir_3));
std::wstring chrome_dir_4(chrome_dir);
file_util::AppendToPath(&chrome_dir_4, L"1.0.4.0");
CreateDirectory(chrome_dir_4.c_str(), NULL);
ASSERT_TRUE(file_util::PathExists(chrome_dir_4));
std::wstring chrome_dll_1(chrome_dir_1);
file_util::AppendToPath(&chrome_dll_1, L"chrome.dll");
CreateTextFile(chrome_dll_1, text_content_1);
ASSERT_TRUE(file_util::PathExists(chrome_dll_1));
std::wstring chrome_dll_2(chrome_dir_2);
file_util::AppendToPath(&chrome_dll_2, L"chrome.dll");
CreateTextFile(chrome_dll_2, text_content_1);
ASSERT_TRUE(file_util::PathExists(chrome_dll_2));
std::wstring chrome_dll_3(chrome_dir_3);
file_util::AppendToPath(&chrome_dll_3, L"chrome.dll");
CreateTextFile(chrome_dll_3, text_content_1);
ASSERT_TRUE(file_util::PathExists(chrome_dll_3));
std::wstring chrome_dll_4(chrome_dir_4);
file_util::AppendToPath(&chrome_dll_4, L"chrome.dll");
CreateTextFile(chrome_dll_4, text_content_1);
ASSERT_TRUE(file_util::PathExists(chrome_dll_4));
std::wstring latest_version(L"1.0.4.0");
installer::RemoveOldVersionDirs(chrome_dir, latest_version);
// old versions should be gone
EXPECT_FALSE(file_util::PathExists(chrome_dir_1));
EXPECT_FALSE(file_util::PathExists(chrome_dir_2));
EXPECT_FALSE(file_util::PathExists(chrome_dir_3));
// the latest version should stay
EXPECT_TRUE(file_util::PathExists(chrome_dll_4));
}
// Delete older version directories, keeping the one in used intact.
TEST_F(SetupHelperTest, DeleteInUsed) {
// Create a Chrome dir
std::wstring chrome_dir(test_dir_);
file_util::AppendToPath(&chrome_dir, L"chrome");
CreateDirectory(chrome_dir.c_str(), NULL);
ASSERT_TRUE(file_util::PathExists(chrome_dir));
std::wstring chrome_dir_1(chrome_dir);
file_util::AppendToPath(&chrome_dir_1, L"1.0.1.0");
CreateDirectory(chrome_dir_1.c_str(), NULL);
ASSERT_TRUE(file_util::PathExists(chrome_dir_1));
std::wstring chrome_dir_2(chrome_dir);
file_util::AppendToPath(&chrome_dir_2, L"1.0.2.0");
CreateDirectory(chrome_dir_2.c_str(), NULL);
ASSERT_TRUE(file_util::PathExists(chrome_dir_2));
std::wstring chrome_dir_3(chrome_dir);
file_util::AppendToPath(&chrome_dir_3, L"1.0.3.0");
CreateDirectory(chrome_dir_3.c_str(), NULL);
ASSERT_TRUE(file_util::PathExists(chrome_dir_3));
std::wstring chrome_dir_4(chrome_dir);
file_util::AppendToPath(&chrome_dir_4, L"1.0.4.0");
CreateDirectory(chrome_dir_4.c_str(), NULL);
ASSERT_TRUE(file_util::PathExists(chrome_dir_4));
std::wstring chrome_dll_1(chrome_dir_1);
file_util::AppendToPath(&chrome_dll_1, L"chrome.dll");
CreateTextFile(chrome_dll_1, text_content_1);
ASSERT_TRUE(file_util::PathExists(chrome_dll_1));
std::wstring chrome_dll_2(chrome_dir_2);
file_util::AppendToPath(&chrome_dll_2, L"chrome.dll");
CreateTextFile(chrome_dll_2, text_content_1);
ASSERT_TRUE(file_util::PathExists(chrome_dll_2));
// Open the file to make it in use.
std::ofstream file;
file.open(chrome_dll_2.c_str());
std::wstring chrome_othera_2(chrome_dir_2);
file_util::AppendToPath(&chrome_othera_2, L"othera.dll");
CreateTextFile(chrome_othera_2, text_content_2);
ASSERT_TRUE(file_util::PathExists(chrome_othera_2));
std::wstring chrome_otherb_2(chrome_dir_2);
file_util::AppendToPath(&chrome_otherb_2, L"otherb.dll");
CreateTextFile(chrome_otherb_2, text_content_2);
ASSERT_TRUE(file_util::PathExists(chrome_otherb_2));
std::wstring chrome_dll_3(chrome_dir_3);
file_util::AppendToPath(&chrome_dll_3, L"chrome.dll");
CreateTextFile(chrome_dll_3, text_content_1);
ASSERT_TRUE(file_util::PathExists(chrome_dll_3));
std::wstring chrome_dll_4(chrome_dir_4);
file_util::AppendToPath(&chrome_dll_4, L"chrome.dll");
CreateTextFile(chrome_dll_4, text_content_1);
ASSERT_TRUE(file_util::PathExists(chrome_dll_4));
std::wstring latest_version(L"1.0.4.0");
installer::RemoveOldVersionDirs(chrome_dir, latest_version);
// old versions not in used should be gone
EXPECT_FALSE(file_util::PathExists(chrome_dir_1));
EXPECT_FALSE(file_util::PathExists(chrome_dir_3));
// every thing under in used version should stay
EXPECT_TRUE(file_util::PathExists(chrome_dir_2));
EXPECT_TRUE(file_util::PathExists(chrome_dll_2));
EXPECT_TRUE(file_util::PathExists(chrome_othera_2));
EXPECT_TRUE(file_util::PathExists(chrome_otherb_2));
// the latest version should stay
EXPECT_TRUE(file_util::PathExists(chrome_dll_4));
}
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