| // 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 "flutter/lib/ui/painting/image_encoding.h" |
| |
| #include "flutter/common/task_runners.h" |
| #include "flutter/fml/synchronization/waitable_event.h" |
| #include "flutter/runtime/dart_vm.h" |
| #include "flutter/shell/common/shell_test.h" |
| #include "flutter/shell/common/thread_host.h" |
| #include "flutter/testing/testing.h" |
| |
| namespace flutter { |
| namespace testing { |
| |
| namespace { |
| fml::AutoResetWaitableEvent message_latch; |
| }; |
| |
| TEST_F(ShellTest, EncodeImageGivesExternalTypedData) { |
| auto nativeEncodeImage = [&](Dart_NativeArguments args) { |
| auto image_handle = Dart_GetNativeArgument(args, 0); |
| image_handle = |
| Dart_GetField(image_handle, Dart_NewStringFromCString("_image")); |
| ASSERT_FALSE(Dart_IsError(image_handle)) << Dart_GetError(image_handle); |
| ASSERT_FALSE(Dart_IsNull(image_handle)); |
| auto format_handle = Dart_GetNativeArgument(args, 1); |
| auto callback_handle = Dart_GetNativeArgument(args, 2); |
| |
| intptr_t peer = 0; |
| Dart_Handle result = Dart_GetNativeInstanceField( |
| image_handle, tonic::DartWrappable::kPeerIndex, &peer); |
| ASSERT_FALSE(Dart_IsError(result)); |
| CanvasImage* canvas_image = reinterpret_cast<CanvasImage*>(peer); |
| |
| int64_t format = -1; |
| result = Dart_IntegerToInt64(format_handle, &format); |
| ASSERT_FALSE(Dart_IsError(result)); |
| |
| result = EncodeImage(canvas_image, format, callback_handle); |
| ASSERT_TRUE(Dart_IsNull(result)); |
| }; |
| |
| auto nativeValidateExternal = [&](Dart_NativeArguments args) { |
| auto handle = Dart_GetNativeArgument(args, 0); |
| |
| auto typed_data_type = Dart_GetTypeOfExternalTypedData(handle); |
| EXPECT_EQ(typed_data_type, Dart_TypedData_kUint8); |
| |
| message_latch.Signal(); |
| }; |
| |
| Settings settings = CreateSettingsForFixture(); |
| TaskRunners task_runners("test", // label |
| GetCurrentTaskRunner(), // platform |
| CreateNewThread(), // raster |
| CreateNewThread(), // ui |
| CreateNewThread() // io |
| ); |
| |
| AddNativeCallback("EncodeImage", CREATE_NATIVE_ENTRY(nativeEncodeImage)); |
| AddNativeCallback("ValidateExternal", |
| CREATE_NATIVE_ENTRY(nativeValidateExternal)); |
| |
| std::unique_ptr<Shell> shell = |
| CreateShell(std::move(settings), std::move(task_runners)); |
| |
| ASSERT_TRUE(shell->IsSetup()); |
| auto configuration = RunConfiguration::InferFromSettings(settings); |
| configuration.SetEntrypoint("encodeImageProducesExternalUint8List"); |
| |
| shell->RunEngine(std::move(configuration), [&](auto result) { |
| ASSERT_EQ(result, Engine::RunStatus::Success); |
| }); |
| |
| message_latch.Wait(); |
| DestroyShell(std::move(shell), std::move(task_runners)); |
| } |
| |
| } // namespace testing |
| } // namespace flutter |