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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/breadcrumbs/core/application_breadcrumbs_logger.h"
#include "base/containers/circular_deque.h"
#include "base/files/scoped_temp_dir.h"
#include "base/memory/memory_pressure_listener.h"
#include "base/metrics/user_metrics_action.h"
#include "base/run_loop.h"
#include "base/test/task_environment.h"
#include "components/breadcrumbs/core/breadcrumb_manager.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/platform_test.h"
#if defined(TOOLKIT_VIEWS)
#include "ui/views/test/native_widget_factory.h"
#include "ui/views/test/views_test_base.h"
#endif // TOOLKIT_VIEWS
namespace breadcrumbs {
namespace {
// The particular UserActions used here are not important, but real UserAction
// names are used to prevent a presubmit warning.
const char kUserAction1Name[] = "MobileMenuNewTab";
const char kUserAction2Name[] = "OverscrollActionCloseTab";
// An "InProductHelp.*" user action.
const char kInProductHelpUserActionName[] = "InProductHelp.Dismissed";
// Returns a list of breadcrumb events logged so far.
const base::circular_deque<std::string>& GetEvents() {
return breadcrumbs::BreadcrumbManager::GetInstance().GetEvents();
}
// Returns true if no breadcrumb events except "Startup" have been logged so
// far.
bool OnlyStartupEventLogged() {
const auto& events = GetEvents();
return events.size() == 1u &&
events.back().find("Startup") != std::string::npos;
}
} // namespace
// Test fixture for testing ApplicationBreadcrumbsLogger class.
class ApplicationBreadcrumbsLoggerTest : public PlatformTest {
protected:
ApplicationBreadcrumbsLoggerTest() {
base::SetRecordActionTaskRunner(
task_environment_.GetMainThreadTaskRunner());
CHECK(temp_dir_.CreateUniqueTempDir());
logger_ = std::make_unique<ApplicationBreadcrumbsLogger>(
temp_dir_.GetPath(),
/*is_metrics_enabled_callback=*/base::BindRepeating(
[] { return true; }));
}
// This must be created before `task_environment_`, to ensure that any tasks
// that depend on the directory existing (e.g., those posted by `logger_`)
// have finished.
base::ScopedTempDir temp_dir_;
base::test::TaskEnvironment task_environment_;
std::unique_ptr<ApplicationBreadcrumbsLogger> logger_;
};
// Tests that a recorded UserAction is logged by the
// ApplicationBreadcrumbsLogger.
TEST_F(ApplicationBreadcrumbsLoggerTest, UserAction) {
ASSERT_TRUE(OnlyStartupEventLogged());
base::RecordAction(base::UserMetricsAction(kUserAction1Name));
base::RecordAction(base::UserMetricsAction(kUserAction2Name));
auto events = GetEvents();
ASSERT_EQ(3u, events.size());
events.pop_front();
EXPECT_NE(std::string::npos, events.front().find(kUserAction1Name));
events.pop_front();
EXPECT_NE(std::string::npos, events.front().find(kUserAction2Name));
}
// Tests that not_user_triggered User Action does not show up in breadcrumbs.
TEST_F(ApplicationBreadcrumbsLoggerTest, LogNotUserTriggeredAction) {
ASSERT_TRUE(OnlyStartupEventLogged());
base::RecordAction(base::UserMetricsAction("ActiveTabChanged"));
EXPECT_TRUE(OnlyStartupEventLogged());
}
// Tests that "InProductHelp" UserActions are not logged by
// ApplicationBreadcrumbsLogger as they are very noisy.
TEST_F(ApplicationBreadcrumbsLoggerTest, SkipInProductHelpUserActions) {
ASSERT_TRUE(OnlyStartupEventLogged());
base::RecordAction(base::UserMetricsAction(kInProductHelpUserActionName));
EXPECT_TRUE(OnlyStartupEventLogged());
}
// Tests that memory pressure events are logged by ApplicationBreadcrumbsLogger.
// Test is flaky (https://crbug.com/1305253)
TEST_F(ApplicationBreadcrumbsLoggerTest, MemoryPressure) {
ASSERT_TRUE(OnlyStartupEventLogged());
base::MemoryPressureListener::SimulatePressureNotification(
base::MemoryPressureListener::MemoryPressureLevel::
MEMORY_PRESSURE_LEVEL_MODERATE);
base::MemoryPressureListener::SimulatePressureNotification(
base::MemoryPressureListener::MemoryPressureLevel::
MEMORY_PRESSURE_LEVEL_CRITICAL);
base::RunLoop().RunUntilIdle();
EXPECT_FALSE(OnlyStartupEventLogged());
auto events = GetEvents();
ASSERT_EQ(3u, events.size());
// Pop startup.
events.pop_front();
EXPECT_NE(std::string::npos, events.front().find("Moderate"));
// Ensure UserAction events are labeled as such.
EXPECT_NE(std::string::npos, events.front().find("Memory Pressure: "));
events.pop_front();
EXPECT_NE(std::string::npos, events.front().find("Critical"));
}
#if defined(TOOLKIT_VIEWS)
class ApplicationBreadcrumbsLoggerWidgetTest : public views::ViewsTestBase {
protected:
ApplicationBreadcrumbsLoggerWidgetTest() {
base::SetRecordActionTaskRunner(
base::SingleThreadTaskRunner::GetCurrentDefault());
CHECK(temp_dir_.CreateUniqueTempDir());
logger_ = std::make_unique<ApplicationBreadcrumbsLogger>(
temp_dir_.GetPath(),
/*is_metrics_enabled_callback=*/base::BindRepeating(
[] { return true; }));
}
base::ScopedTempDir temp_dir_;
std::unique_ptr<ApplicationBreadcrumbsLogger> logger_;
};
TEST_F(ApplicationBreadcrumbsLoggerWidgetTest, WidgetClosed) {
ASSERT_TRUE(OnlyStartupEventLogged());
auto widget = std::make_unique<views::Widget>();
views::Widget::InitParams params =
CreateParams(views::Widget::InitParams::CLIENT_OWNS_WIDGET,
views::Widget::InitParams::TYPE_WINDOW);
params.native_widget = views::test::CreatePlatformNativeWidgetImpl(
widget.get(), views::test::kStubCapture, nullptr);
params.name = "TestWidget";
widget->Init(std::move(params));
widget->Show();
widget->Close();
auto events = GetEvents();
ASSERT_EQ(2u, events.size());
events.pop_front();
EXPECT_NE(std::string::npos,
events.front().find("Widget Closed: TestWidget"));
}
#endif // TOOLKIT_VIEWS
} // namespace breadcrumbs
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