engine_unittests.cc

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// Copyright 2020 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/shell/platform/fuchsia/flutter/engine.h"
 
#include "flutter/shell/common/thread_host.h"
 
#include "gtest/gtest.h"
 
using namespace flutter;
 
namespace flutter_runner {
namespace testing {
namespace {
 
std::string GetCurrentTestName() {
  return ::testing::UnitTest::GetInstance()->current_test_info()->name();
}
 
}  // namespace
 
TEST(EngineTest, ThreadNames) {
  std::string prefix = GetCurrentTestName();
  flutter::ThreadHost engine_thread_host = Engine::CreateThreadHost(prefix);
 
  char thread_name[ZX_MAX_NAME_LEN];
  zx::thread::self()->get_property(ZX_PROP_NAME, thread_name,
                                   sizeof(thread_name));
  EXPECT_EQ(std::string(thread_name), prefix + std::string(".platform"));
  EXPECT_EQ(engine_thread_host.platform_thread, nullptr);
 
  engine_thread_host.raster_thread->GetTaskRunner()->PostTask([&prefix]() {
    char thread_name[ZX_MAX_NAME_LEN];
    zx::thread::self()->get_property(ZX_PROP_NAME, thread_name,
                                     sizeof(thread_name));
    EXPECT_EQ(std::string(thread_name), prefix + std::string(".raster"));
  });
  engine_thread_host.raster_thread->Join();
 
  engine_thread_host.ui_thread->GetTaskRunner()->PostTask([&prefix]() {
    char thread_name[ZX_MAX_NAME_LEN];
    zx::thread::self()->get_property(ZX_PROP_NAME, thread_name,
                                     sizeof(thread_name));
    EXPECT_EQ(std::string(thread_name), prefix + std::string(".ui"));
  });
  engine_thread_host.ui_thread->Join();
 
  engine_thread_host.io_thread->GetTaskRunner()->PostTask([&prefix]() {
    char thread_name[ZX_MAX_NAME_LEN];
    zx::thread::self()->get_property(ZX_PROP_NAME, thread_name,
                                     sizeof(thread_name));
    EXPECT_EQ(std::string(thread_name), prefix + std::string(".io"));
  });
  engine_thread_host.io_thread->Join();
}
 
}  // namespace testing
}  // namespace flutter_runner