| // Copyright 2019 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. |
| |
| #ifndef COMPONENTS_PERFORMANCE_MANAGER_TEST_SUPPORT_PERFORMANCE_MANAGER_TEST_HARNESS_H_ |
| #define COMPONENTS_PERFORMANCE_MANAGER_TEST_SUPPORT_PERFORMANCE_MANAGER_TEST_HARNESS_H_ |
| |
| #include "components/performance_manager/test_support/test_harness_helper.h" |
| #include "content/public/test/test_renderer_host.h" |
| |
| namespace performance_manager { |
| |
| // A test harness that initializes PerformanceManagerImpl, plus the entire |
| // RenderViewHost harness. Allows for creating full WebContents, and their |
| // accompanying structures in the graph. The task environment is accessed |
| // via content::RenderViewHostTestHarness::task_environment(). RenderFrameHosts |
| // and such are not created, so this is suitable for unittests but not |
| // browsertests. |
| class PerformanceManagerTestHarness |
| : public content::RenderViewHostTestHarness { |
| public: |
| using Super = content::RenderViewHostTestHarness; |
| |
| PerformanceManagerTestHarness(); |
| |
| // Constructs a PerformanceManagerTestHarness which uses |traits| to |
| // initialize its BrowserTaskEnvironment. |
| template <typename... TaskEnvironmentTraits> |
| explicit PerformanceManagerTestHarness(TaskEnvironmentTraits&&... traits) |
| : RenderViewHostTestHarness( |
| std::forward<TaskEnvironmentTraits>(traits)...) {} |
| |
| PerformanceManagerTestHarness(const PerformanceManagerTestHarness&) = delete; |
| PerformanceManagerTestHarness& operator=( |
| const PerformanceManagerTestHarness&) = delete; |
| ~PerformanceManagerTestHarness() override; |
| |
| void SetUp() override; |
| void TearDown() override; |
| |
| // Creates a test web contents with performance manager tab helpers |
| // attached. This is a test web contents that can be interacted with |
| // via WebContentsTester. |
| std::unique_ptr<content::WebContents> CreateTestWebContents(); |
| |
| private: |
| std::unique_ptr<PerformanceManagerTestHarnessHelper> helper_; |
| }; |
| |
| } // namespace performance_manager |
| |
| #endif // COMPONENTS_PERFORMANCE_MANAGER_TEST_SUPPORT_PERFORMANCE_MANAGER_TEST_HARNESS_H_ |