| // Copyright (c) 2012 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/installer/util/work_item_list.h" |
| |
| #include <memory> |
| |
| #include "base/macros.h" |
| #include "chrome/installer/util/work_item.h" |
| #include "chrome/installer/util/work_item_mocks.h" |
| #include "testing/gmock/include/gmock/gmock.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| using testing::InSequence; |
| using testing::Return; |
| |
| // Execute a WorkItemList successfully and then rollback. |
| TEST(WorkItemListTest, ExecutionSuccess) { |
| std::unique_ptr<WorkItemList> list(WorkItem::CreateWorkItemList()); |
| |
| // Create the mock work items. |
| std::unique_ptr<StrictMockWorkItem> item1(new StrictMockWorkItem); |
| std::unique_ptr<StrictMockWorkItem> item2(new StrictMockWorkItem); |
| std::unique_ptr<StrictMockWorkItem> item3(new StrictMockWorkItem); |
| |
| { |
| // Expect all three items to be done in order then undone. |
| InSequence s; |
| |
| EXPECT_CALL(*item1, DoImpl()).WillOnce(Return(true)); |
| EXPECT_CALL(*item2, DoImpl()).WillOnce(Return(true)); |
| EXPECT_CALL(*item3, DoImpl()).WillOnce(Return(true)); |
| EXPECT_CALL(*item3, RollbackImpl()); |
| EXPECT_CALL(*item2, RollbackImpl()); |
| EXPECT_CALL(*item1, RollbackImpl()); |
| } |
| |
| // Add the items to the list. |
| list->AddWorkItem(item1.release()); |
| list->AddWorkItem(item2.release()); |
| list->AddWorkItem(item3.release()); |
| |
| // Do and rollback the list. |
| EXPECT_TRUE(list->Do()); |
| list->Rollback(); |
| } |
| |
| // Execute a WorkItemList. Fail in the middle. Rollback what has been done. |
| TEST(WorkItemListTest, ExecutionFailAndRollback) { |
| std::unique_ptr<WorkItemList> list(WorkItem::CreateWorkItemList()); |
| |
| // Create the mock work items. |
| std::unique_ptr<StrictMockWorkItem> item1(new StrictMockWorkItem); |
| std::unique_ptr<StrictMockWorkItem> item2(new StrictMockWorkItem); |
| std::unique_ptr<StrictMockWorkItem> item3(new StrictMockWorkItem); |
| |
| { |
| // Expect the two first work items to be done in order then undone. |
| InSequence s; |
| |
| EXPECT_CALL(*item1, DoImpl()).WillOnce(Return(true)); |
| EXPECT_CALL(*item2, DoImpl()).WillOnce(Return(false)); |
| EXPECT_CALL(*item2, RollbackImpl()); |
| EXPECT_CALL(*item1, RollbackImpl()); |
| } |
| |
| // Add the items to the list. |
| list->AddWorkItem(item1.release()); |
| list->AddWorkItem(item2.release()); |
| list->AddWorkItem(item3.release()); |
| |
| // Do and rollback the list. |
| EXPECT_FALSE(list->Do()); |
| list->Rollback(); |
| } |