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// Copyright 2011 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/installer/util/create_dir_work_item.h"
#include <windows.h>
#include <memory>
#include "base/base_paths.h"
#include "base/files/file_util.h"
#include "base/files/scoped_temp_dir.h"
#include "base/strings/string_util.h"
#include "chrome/installer/util/work_item.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
class CreateDirWorkItemTest : public testing::Test {
protected:
void SetUp() override { ASSERT_TRUE(temp_dir_.CreateUniqueTempDir()); }
base::ScopedTempDir temp_dir_;
};
} // namespace
TEST_F(CreateDirWorkItemTest, CreatePath) {
base::FilePath parent_dir(temp_dir_.GetPath());
parent_dir = parent_dir.AppendASCII("a");
base::CreateDirectory(parent_dir);
ASSERT_TRUE(base::PathExists(parent_dir));
base::FilePath top_dir_to_create(parent_dir);
top_dir_to_create = top_dir_to_create.AppendASCII("b");
base::FilePath dir_to_create(top_dir_to_create);
dir_to_create = dir_to_create.AppendASCII("c");
dir_to_create = dir_to_create.AppendASCII("d");
std::unique_ptr<CreateDirWorkItem> work_item(
WorkItem::CreateCreateDirWorkItem(dir_to_create));
EXPECT_TRUE(work_item->Do());
EXPECT_TRUE(base::PathExists(dir_to_create));
work_item->Rollback();
// Rollback should delete all the paths up to top_dir_to_create.
EXPECT_FALSE(base::PathExists(top_dir_to_create));
EXPECT_TRUE(base::PathExists(parent_dir));
}
TEST_F(CreateDirWorkItemTest, CreateExistingPath) {
base::FilePath dir_to_create(temp_dir_.GetPath());
dir_to_create = dir_to_create.AppendASCII("aa");
base::CreateDirectory(dir_to_create);
ASSERT_TRUE(base::PathExists(dir_to_create));
std::unique_ptr<CreateDirWorkItem> work_item(
WorkItem::CreateCreateDirWorkItem(dir_to_create));
EXPECT_TRUE(work_item->Do());
EXPECT_TRUE(base::PathExists(dir_to_create));
work_item->Rollback();
// Rollback should not remove the path since it exists before
// the CreateDirWorkItem is called.
EXPECT_TRUE(base::PathExists(dir_to_create));
}
TEST_F(CreateDirWorkItemTest, CreateSharedPath) {
base::FilePath dir_to_create_1(temp_dir_.GetPath());
dir_to_create_1 = dir_to_create_1.AppendASCII("aaa");
base::FilePath dir_to_create_2(dir_to_create_1);
dir_to_create_2 = dir_to_create_2.AppendASCII("bbb");
base::FilePath dir_to_create_3(dir_to_create_2);
dir_to_create_3 = dir_to_create_3.AppendASCII("ccc");
std::unique_ptr<CreateDirWorkItem> work_item(
WorkItem::CreateCreateDirWorkItem(dir_to_create_3));
EXPECT_TRUE(work_item->Do());
EXPECT_TRUE(base::PathExists(dir_to_create_3));
// Create another directory under dir_to_create_2
base::FilePath dir_to_create_4(dir_to_create_2);
dir_to_create_4 = dir_to_create_4.AppendASCII("ddd");
base::CreateDirectory(dir_to_create_4);
ASSERT_TRUE(base::PathExists(dir_to_create_4));
work_item->Rollback();
// Rollback should delete dir_to_create_3.
EXPECT_FALSE(base::PathExists(dir_to_create_3));
// Rollback should not delete dir_to_create_2 as it is shared.
EXPECT_TRUE(base::PathExists(dir_to_create_2));
EXPECT_TRUE(base::PathExists(dir_to_create_4));
}
TEST_F(CreateDirWorkItemTest, RollbackWithMissingDir) {
base::FilePath dir_to_create_1(temp_dir_.GetPath());
dir_to_create_1 = dir_to_create_1.AppendASCII("aaaa");
base::FilePath dir_to_create_2(dir_to_create_1);
dir_to_create_2 = dir_to_create_2.AppendASCII("bbbb");
base::FilePath dir_to_create_3(dir_to_create_2);
dir_to_create_3 = dir_to_create_3.AppendASCII("cccc");
std::unique_ptr<CreateDirWorkItem> work_item(
WorkItem::CreateCreateDirWorkItem(dir_to_create_3));
EXPECT_TRUE(work_item->Do());
EXPECT_TRUE(base::PathExists(dir_to_create_3));
RemoveDirectory(dir_to_create_3.value().c_str());
ASSERT_FALSE(base::PathExists(dir_to_create_3));
work_item->Rollback();
// dir_to_create_3 has already been deleted, Rollback should delete
// the rest.
EXPECT_FALSE(base::PathExists(dir_to_create_1));
}
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