| // Copyright 2013 The Flutter 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 <memory> |
| #include <string> |
| |
| #include "flutter/shell/platform/glfw/client_wrapper/include/flutter/flutter_engine.h" |
| #include "flutter/shell/platform/glfw/client_wrapper/testing/stub_flutter_glfw_api.h" |
| #include "gtest/gtest.h" |
| |
| namespace flutter { |
| |
| namespace { |
| |
| // Stub implementation to validate calls to the API. |
| class TestGlfwApi : public testing::StubFlutterGlfwApi { |
| public: |
| // |flutter::testing::StubFlutterGlfwApi| |
| FlutterDesktopEngineRef RunEngine( |
| const FlutterDesktopEngineProperties& properties) override { |
| run_called_ = true; |
| return reinterpret_cast<FlutterDesktopEngineRef>(1); |
| } |
| |
| // |flutter::testing::StubFlutterGlfwApi| |
| void RunEngineEventLoopWithTimeout(uint32_t millisecond_timeout) override { |
| last_run_loop_timeout_ = millisecond_timeout; |
| } |
| |
| // |flutter::testing::StubFlutterGlfwApi| |
| bool ShutDownEngine() override { |
| shut_down_called_ = true; |
| return true; |
| } |
| |
| bool run_called() { return run_called_; } |
| |
| bool shut_down_called() { return shut_down_called_; } |
| |
| uint32_t last_run_loop_timeout() { return last_run_loop_timeout_; } |
| |
| private: |
| bool run_called_ = false; |
| bool shut_down_called_ = false; |
| uint32_t last_run_loop_timeout_ = 0; |
| }; |
| |
| } // namespace |
| |
| TEST(FlutterEngineTest, CreateDestroy) { |
| const std::string icu_data_path = "fake/path/to/icu"; |
| const std::string assets_path = "fake/path/to/assets"; |
| testing::ScopedStubFlutterGlfwApi scoped_api_stub( |
| std::make_unique<TestGlfwApi>()); |
| auto test_api = static_cast<TestGlfwApi*>(scoped_api_stub.stub()); |
| { |
| FlutterEngine engine; |
| engine.Start(icu_data_path, assets_path, {}); |
| EXPECT_EQ(test_api->run_called(), true); |
| EXPECT_EQ(test_api->shut_down_called(), false); |
| } |
| // Destroying should implicitly shut down if it hasn't been done manually. |
| EXPECT_EQ(test_api->shut_down_called(), true); |
| } |
| |
| TEST(FlutterEngineTest, ExplicitShutDown) { |
| const std::string icu_data_path = "fake/path/to/icu"; |
| const std::string assets_path = "fake/path/to/assets"; |
| testing::ScopedStubFlutterGlfwApi scoped_api_stub( |
| std::make_unique<TestGlfwApi>()); |
| auto test_api = static_cast<TestGlfwApi*>(scoped_api_stub.stub()); |
| |
| FlutterEngine engine; |
| engine.Start(icu_data_path, assets_path, {}); |
| EXPECT_EQ(test_api->run_called(), true); |
| EXPECT_EQ(test_api->shut_down_called(), false); |
| engine.ShutDown(); |
| EXPECT_EQ(test_api->shut_down_called(), true); |
| } |
| |
| TEST(FlutterEngineTest, RunloopTimeoutTranslation) { |
| const std::string icu_data_path = "fake/path/to/icu"; |
| const std::string assets_path = "fake/path/to/assets"; |
| testing::ScopedStubFlutterGlfwApi scoped_api_stub( |
| std::make_unique<TestGlfwApi>()); |
| auto test_api = static_cast<TestGlfwApi*>(scoped_api_stub.stub()); |
| |
| FlutterEngine engine; |
| engine.Start(icu_data_path, assets_path, {}); |
| |
| engine.RunEventLoopWithTimeout(std::chrono::milliseconds(100)); |
| EXPECT_EQ(test_api->last_run_loop_timeout(), 100U); |
| |
| engine.RunEventLoopWithTimeout(std::chrono::milliseconds::max() - |
| std::chrono::milliseconds(1)); |
| EXPECT_EQ(test_api->last_run_loop_timeout(), UINT32_MAX); |
| |
| engine.RunEventLoopWithTimeout(std::chrono::milliseconds::max()); |
| EXPECT_EQ(test_api->last_run_loop_timeout(), 0U); |
| } |
| |
| } // namespace flutter |