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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 "base/base_paths.h"
#include "base/file_util.h"
#include "base/path_service.h"
#include "base/scoped_ptr.h"
#include "base/string_util.h"
#include "chrome/installer/util/work_item.h"
#include "chrome/installer/util/create_dir_work_item.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
class CreateDirWorkItemTest : public testing::Test {
protected:
virtual void SetUp() {
// Name a subdirectory of the temp directory.
ASSERT_TRUE(PathService::Get(base::DIR_TEMP, &test_dir_));
file_util::AppendToPath(&test_dir_, L"CreateDirWorkItemTest");
// Create a fresh, empty copy of this directory.
file_util::Delete(test_dir_, true);
CreateDirectory(test_dir_.c_str(), NULL);
}
virtual void TearDown() {
// 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_;
};
};
TEST_F(CreateDirWorkItemTest, CreatePath) {
std::wstring parent_dir(test_dir_);
file_util::AppendToPath(&parent_dir, L"a");
CreateDirectory(parent_dir.c_str(), NULL);
ASSERT_TRUE(file_util::PathExists(parent_dir));
std::wstring top_dir_to_create(parent_dir);
file_util::AppendToPath(&top_dir_to_create, L"b");
std::wstring dir_to_create(top_dir_to_create);
file_util::AppendToPath(&dir_to_create, L"c");
file_util::AppendToPath(&dir_to_create, L"d");
scoped_ptr<CreateDirWorkItem> work_item(
WorkItem::CreateCreateDirWorkItem(dir_to_create));
EXPECT_TRUE(work_item->Do());
EXPECT_TRUE(file_util::PathExists(dir_to_create));
work_item->Rollback();
// Rollback should delete all the paths up to top_dir_to_create.
EXPECT_FALSE(file_util::PathExists(top_dir_to_create));
EXPECT_TRUE(file_util::PathExists(parent_dir));
}
TEST_F(CreateDirWorkItemTest, CreateExistingPath) {
std::wstring dir_to_create(test_dir_);
file_util::AppendToPath(&dir_to_create, L"aa");
CreateDirectory(dir_to_create.c_str(), NULL);
ASSERT_TRUE(file_util::PathExists(dir_to_create));
scoped_ptr<CreateDirWorkItem> work_item(
WorkItem::CreateCreateDirWorkItem(dir_to_create));
EXPECT_TRUE(work_item->Do());
EXPECT_TRUE(file_util::PathExists(dir_to_create));
work_item->Rollback();
// Rollback should not remove the path since it exists before
// the CreateDirWorkItem is called.
EXPECT_TRUE(file_util::PathExists(dir_to_create));
}
TEST_F(CreateDirWorkItemTest, CreateSharedPath) {
std::wstring dir_to_create_1(test_dir_);
file_util::AppendToPath(&dir_to_create_1, L"aaa");
std::wstring dir_to_create_2(dir_to_create_1);
file_util::AppendToPath(&dir_to_create_2, L"bbb");
std::wstring dir_to_create_3(dir_to_create_2);
file_util::AppendToPath(&dir_to_create_3, L"ccc");
scoped_ptr<CreateDirWorkItem> work_item(
WorkItem::CreateCreateDirWorkItem(dir_to_create_3));
EXPECT_TRUE(work_item->Do());
EXPECT_TRUE(file_util::PathExists(dir_to_create_3));
// Create another directory under dir_to_create_2
std::wstring dir_to_create_4(dir_to_create_2);
file_util::AppendToPath(&dir_to_create_4, L"ddd");
CreateDirectory(dir_to_create_4.c_str(), NULL);
ASSERT_TRUE(file_util::PathExists(dir_to_create_4));
work_item->Rollback();
// Rollback should delete dir_to_create_3.
EXPECT_FALSE(file_util::PathExists(dir_to_create_3));
// Rollback should not delete dir_to_create_2 as it is shared.
EXPECT_TRUE(file_util::PathExists(dir_to_create_2));
EXPECT_TRUE(file_util::PathExists(dir_to_create_4));
}
TEST_F(CreateDirWorkItemTest, RollbackWithMissingDir) {
std::wstring dir_to_create_1(test_dir_);
file_util::AppendToPath(&dir_to_create_1, L"aaaa");
std::wstring dir_to_create_2(dir_to_create_1);
file_util::AppendToPath(&dir_to_create_2, L"bbbb");
std::wstring dir_to_create_3(dir_to_create_2);
file_util::AppendToPath(&dir_to_create_3, L"cccc");
scoped_ptr<CreateDirWorkItem> work_item(
WorkItem::CreateCreateDirWorkItem(dir_to_create_3));
EXPECT_TRUE(work_item->Do());
EXPECT_TRUE(file_util::PathExists(dir_to_create_3));
RemoveDirectory(dir_to_create_3.c_str());
ASSERT_FALSE(file_util::PathExists(dir_to_create_3));
work_item->Rollback();
// dir_to_create_3 has already been deleted, Rollback should delete
// the rest.
EXPECT_FALSE(file_util::PathExists(dir_to_create_1));
}
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