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112 lines
4.2 KiB
C++
112 lines
4.2 KiB
C++
// Copyright 2013 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef FLUTTER_SHELL_PLATFORM_EMBEDDER_TESTS_EMBEDDER_UNITTESTS_UTIL_H_
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#define FLUTTER_SHELL_PLATFORM_EMBEDDER_TESTS_EMBEDDER_UNITTESTS_UTIL_H_
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#define FML_USED_ON_EMBEDDER
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#include <future>
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#include "embedder.h"
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#include "flutter/fml/mapping.h"
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#include "flutter/fml/message_loop.h"
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#include "flutter/fml/paths.h"
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#include "flutter/shell/platform/embedder/tests/embedder_assertions.h"
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#include "flutter/shell/platform/embedder/tests/embedder_config_builder.h"
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#include "flutter/shell/platform/embedder/tests/embedder_test.h"
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#include "third_party/skia/include/core/SkSurface.h"
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namespace flutter {
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namespace testing {
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sk_sp<SkSurface> CreateRenderSurface(const FlutterLayer& layer,
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GrDirectContext* context);
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bool RasterImagesAreSame(sk_sp<SkImage> a, sk_sp<SkImage> b);
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bool WriteImageToDisk(const fml::UniqueFD& directory,
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const std::string& name,
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sk_sp<SkImage> image);
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bool ImageMatchesFixture(const std::string& fixture_file_name,
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sk_sp<SkImage> scene_image);
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bool ImageMatchesFixture(const std::string& fixture_file_name,
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std::future<sk_sp<SkImage>>& scene_image);
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void FilterMutationsByType(
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const FlutterPlatformViewMutation** mutations,
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size_t count,
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FlutterPlatformViewMutationType type,
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std::function<void(const FlutterPlatformViewMutation& mutation)> handler);
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void FilterMutationsByType(
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const FlutterPlatformView* view,
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FlutterPlatformViewMutationType type,
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std::function<void(const FlutterPlatformViewMutation& mutation)> handler);
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SkMatrix GetTotalMutationTransformationMatrix(
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const FlutterPlatformViewMutation** mutations,
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size_t count);
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SkMatrix GetTotalMutationTransformationMatrix(const FlutterPlatformView* view);
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//------------------------------------------------------------------------------
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/// @brief A task runner that we expect the embedder to provide but whose
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/// implementation is a real FML task runner.
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///
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class EmbedderTestTaskRunner {
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public:
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using TaskExpiryCallback = std::function<void(FlutterTask)>;
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EmbedderTestTaskRunner(fml::RefPtr<fml::TaskRunner> real_task_runner,
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TaskExpiryCallback on_task_expired)
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: identifier_(++sEmbedderTaskRunnerIdentifiers),
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real_task_runner_(real_task_runner),
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on_task_expired_(on_task_expired) {
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FML_CHECK(real_task_runner_);
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FML_CHECK(on_task_expired_);
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task_runner_description_.struct_size = sizeof(FlutterTaskRunnerDescription);
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task_runner_description_.user_data = this;
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task_runner_description_.runs_task_on_current_thread_callback =
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[](void* user_data) -> bool {
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return reinterpret_cast<EmbedderTestTaskRunner*>(user_data)
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->real_task_runner_->RunsTasksOnCurrentThread();
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};
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task_runner_description_.post_task_callback = [](FlutterTask task,
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uint64_t target_time_nanos,
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void* user_data) -> void {
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auto thiz = reinterpret_cast<EmbedderTestTaskRunner*>(user_data);
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auto target_time = fml::TimePoint::FromEpochDelta(
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fml::TimeDelta::FromNanoseconds(target_time_nanos));
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auto on_task_expired = thiz->on_task_expired_;
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auto invoke_task = [task, on_task_expired]() { on_task_expired(task); };
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auto real_task_runner = thiz->real_task_runner_;
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real_task_runner->PostTaskForTime(invoke_task, target_time);
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};
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task_runner_description_.identifier = identifier_;
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}
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const FlutterTaskRunnerDescription& GetFlutterTaskRunnerDescription() {
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return task_runner_description_;
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}
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private:
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static std::atomic_size_t sEmbedderTaskRunnerIdentifiers;
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const size_t identifier_;
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fml::RefPtr<fml::TaskRunner> real_task_runner_;
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TaskExpiryCallback on_task_expired_;
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FlutterTaskRunnerDescription task_runner_description_ = {};
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FML_DISALLOW_COPY_AND_ASSIGN(EmbedderTestTaskRunner);
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};
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} // namespace testing
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} // namespace flutter
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#endif // FLUTTER_SHELL_PLATFORM_EMBEDDER_TESTS_EMBEDDER_UNITTESTS_UTIL_H_
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