blob: dec896f9cd4cd7565e3fcb3e9698306b3fb1e121 [file] [log] [blame]
// 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/path.h"
#include <memory>
#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 {
TEST_F(ShellTest, PathVolatilityOldPathsBecomeNonVolatile) {
auto message_latch = std::make_shared<fml::AutoResetWaitableEvent>();
auto native_validate_path = [message_latch](Dart_NativeArguments args) {
auto handle = Dart_GetNativeArgument(args, 0);
intptr_t peer = 0;
Dart_Handle result = Dart_GetNativeInstanceField(
handle, tonic::DartWrappable::kPeerIndex, &peer);
EXPECT_FALSE(Dart_IsError(result));
CanvasPath* path = reinterpret_cast<CanvasPath*>(peer);
EXPECT_TRUE(path);
EXPECT_TRUE(path->path().isVolatile());
std::shared_ptr<VolatilePathTracker> tracker =
UIDartState::Current()->GetVolatilePathTracker();
EXPECT_TRUE(tracker);
for (int i = 0; i < VolatilePathTracker::kFramesOfVolatility; i++) {
EXPECT_TRUE(path->path().isVolatile());
tracker->OnFrame();
}
EXPECT_FALSE(path->path().isVolatile());
message_latch->Signal();
};
Settings settings = CreateSettingsForFixture();
TaskRunners task_runners("test", // label
GetCurrentTaskRunner(), // platform
CreateNewThread(), // raster
CreateNewThread(), // ui
CreateNewThread() // io
);
AddNativeCallback("ValidatePath", CREATE_NATIVE_ENTRY(native_validate_path));
std::unique_ptr<Shell> shell =
CreateShell(std::move(settings), std::move(task_runners));
ASSERT_TRUE(shell->IsSetup());
auto configuration = RunConfiguration::InferFromSettings(settings);
configuration.SetEntrypoint("createPath");
shell->RunEngine(std::move(configuration), [](auto result) {
ASSERT_EQ(result, Engine::RunStatus::Success);
});
message_latch->Wait();
DestroyShell(std::move(shell), std::move(task_runners));
}
TEST_F(ShellTest, PathVolatilityGCRemovesPathFromTracker) {
static_assert(VolatilePathTracker::kFramesOfVolatility > 1);
auto message_latch = std::make_shared<fml::AutoResetWaitableEvent>();
auto native_validate_path = [message_latch](Dart_NativeArguments args) {
auto handle = Dart_GetNativeArgument(args, 0);
intptr_t peer = 0;
Dart_Handle result = Dart_GetNativeInstanceField(
handle, tonic::DartWrappable::kPeerIndex, &peer);
EXPECT_FALSE(Dart_IsError(result));
CanvasPath* path = reinterpret_cast<CanvasPath*>(peer);
EXPECT_TRUE(path);
EXPECT_TRUE(path->path().isVolatile());
std::shared_ptr<VolatilePathTracker> tracker =
UIDartState::Current()->GetVolatilePathTracker();
EXPECT_TRUE(tracker);
EXPECT_EQ(GetLiveTrackedPathCount(tracker), 1ul);
EXPECT_TRUE(path->path().isVolatile());
tracker->OnFrame();
EXPECT_EQ(GetLiveTrackedPathCount(tracker), 1ul);
EXPECT_TRUE(path->path().isVolatile());
// simulate GC
path->Release();
EXPECT_EQ(GetLiveTrackedPathCount(tracker), 0ul);
tracker->OnFrame();
EXPECT_EQ(GetLiveTrackedPathCount(tracker), 0ul);
message_latch->Signal();
};
Settings settings = CreateSettingsForFixture();
TaskRunners task_runners("test", // label
GetCurrentTaskRunner(), // platform
CreateNewThread(), // raster
CreateNewThread(), // ui
CreateNewThread() // io
);
AddNativeCallback("ValidatePath", CREATE_NATIVE_ENTRY(native_validate_path));
std::unique_ptr<Shell> shell =
CreateShell(std::move(settings), std::move(task_runners));
ASSERT_TRUE(shell->IsSetup());
auto configuration = RunConfiguration::InferFromSettings(settings);
configuration.SetEntrypoint("createPath");
shell->RunEngine(std::move(configuration), [](auto result) {
ASSERT_EQ(result, Engine::RunStatus::Success);
});
message_latch->Wait();
DestroyShell(std::move(shell), std::move(task_runners));
}
// Screen diffing tests use deterministic rendering. Allowing a path to be
// volatile or not for an individual frame can result in minor pixel differences
// that cause the test to fail.
// If deterministic rendering is enabled, the tracker should be disabled and
// paths should always be non-volatile.
TEST_F(ShellTest, DeterministicRenderingDisablesPathVolatility) {
auto message_latch = std::make_shared<fml::AutoResetWaitableEvent>();
auto native_validate_path = [message_latch](Dart_NativeArguments args) {
auto handle = Dart_GetNativeArgument(args, 0);
intptr_t peer = 0;
Dart_Handle result = Dart_GetNativeInstanceField(
handle, tonic::DartWrappable::kPeerIndex, &peer);
EXPECT_FALSE(Dart_IsError(result));
CanvasPath* path = reinterpret_cast<CanvasPath*>(peer);
EXPECT_TRUE(path);
EXPECT_FALSE(path->path().isVolatile());
std::shared_ptr<VolatilePathTracker> tracker =
UIDartState::Current()->GetVolatilePathTracker();
EXPECT_TRUE(tracker);
EXPECT_FALSE(tracker->enabled());
for (int i = 0; i < VolatilePathTracker::kFramesOfVolatility; i++) {
tracker->OnFrame();
EXPECT_FALSE(path->path().isVolatile());
}
EXPECT_FALSE(path->path().isVolatile());
message_latch->Signal();
};
Settings settings = CreateSettingsForFixture();
settings.skia_deterministic_rendering_on_cpu = true;
TaskRunners task_runners("test", // label
GetCurrentTaskRunner(), // platform
CreateNewThread(), // raster
CreateNewThread(), // ui
CreateNewThread() // io
);
AddNativeCallback("ValidatePath", CREATE_NATIVE_ENTRY(native_validate_path));
std::unique_ptr<Shell> shell =
CreateShell(std::move(settings), std::move(task_runners));
ASSERT_TRUE(shell->IsSetup());
auto configuration = RunConfiguration::InferFromSettings(settings);
configuration.SetEntrypoint("createPath");
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