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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/notifications/scheduler/internal/init_aware_scheduler.h"
#include <memory>
#include <utility>
#include "base/functional/callback_helpers.h"
#include "base/memory/raw_ptr.h"
#include "base/test/task_environment.h"
#include "chrome/browser/notifications/scheduler/public/notification_params.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
using testing::_;
using testing::InSequence;
using testing::Invoke;
namespace notifications {
namespace {
class MockNotificationScheduler : public NotificationScheduler {
public:
MockNotificationScheduler() = default;
MockNotificationScheduler(const MockNotificationScheduler&) = delete;
MockNotificationScheduler& operator=(const MockNotificationScheduler&) =
delete;
~MockNotificationScheduler() override = default;
MOCK_METHOD1(Init, void(InitCallback));
MOCK_METHOD1(Schedule, void(std::unique_ptr<NotificationParams>));
MOCK_METHOD1(DeleteAllNotifications, void(SchedulerClientType type));
MOCK_METHOD2(GetClientOverview,
void(SchedulerClientType type,
ClientOverview::ClientOverviewCallback callback));
MOCK_METHOD1(OnStartTask, void(TaskFinishedCallback));
MOCK_METHOD0(OnStopTask, void());
MOCK_METHOD1(OnUserAction, void(const UserActionData&));
};
class InitAwareNotificationSchedulerTest : public testing::Test {
public:
InitAwareNotificationSchedulerTest() : scheduler_impl_(nullptr) {}
InitAwareNotificationSchedulerTest(
const InitAwareNotificationSchedulerTest&) = delete;
InitAwareNotificationSchedulerTest& operator=(
const InitAwareNotificationSchedulerTest&) = delete;
~InitAwareNotificationSchedulerTest() override = default;
void SetUp() override {
auto scheduler = std::make_unique<MockNotificationScheduler>();
scheduler_impl_ = scheduler.get();
init_aware_scheduler_ =
std::make_unique<InitAwareNotificationScheduler>(std::move(scheduler));
}
protected:
std::unique_ptr<NotificationParams> BuildParams() {
return std::make_unique<NotificationParams>(
SchedulerClientType::kUnknown, NotificationData(), ScheduleParams());
}
NotificationScheduler* init_aware_scheduler() {
return init_aware_scheduler_.get();
}
MockNotificationScheduler* scheduler_impl() { return scheduler_impl_; }
private:
base::test::TaskEnvironment task_environment_;
raw_ptr<MockNotificationScheduler, DanglingUntriaged> scheduler_impl_;
std::unique_ptr<NotificationScheduler> init_aware_scheduler_;
};
// Checks std::unique_ptr<NotificationParams> has specific guid.
MATCHER_P(GuidIs, expected_guid, "") {
return arg->guid == expected_guid;
}
// Verifies cached calls are flushed into the actual implementation.
TEST_F(InitAwareNotificationSchedulerTest, FlushCachedCalls) {
auto params = BuildParams();
std::string guid = params->guid;
EXPECT_FALSE(guid.empty());
{
InSequence sequence;
EXPECT_CALL(*scheduler_impl(), Init(_))
.WillOnce(Invoke([](NotificationScheduler::InitCallback cb) {
std::move(cb).Run(true /*success*/);
}));
EXPECT_CALL(*scheduler_impl(), Schedule(GuidIs(guid)));
// Schedule() call before Init() will be cached.
init_aware_scheduler()->Schedule(std::move(params));
init_aware_scheduler()->Init(base::DoNothing());
}
}
// Verifies that API calls after successful initialization will call into the
// actual implementation.
TEST_F(InitAwareNotificationSchedulerTest, CallAfterInitSuccess) {
auto params = BuildParams();
std::string guid = params->guid;
EXPECT_FALSE(guid.empty());
{
InSequence sequence;
EXPECT_CALL(*scheduler_impl(), Init(_))
.WillOnce(Invoke([](NotificationScheduler::InitCallback cb) {
std::move(cb).Run(true /*success*/);
}));
EXPECT_CALL(*scheduler_impl(), Schedule(GuidIs(guid)));
// Schedule() call after Init().
init_aware_scheduler()->Init(base::DoNothing());
init_aware_scheduler()->Schedule(std::move(params));
}
}
// Verifies no calls are flushed to actual implementation if initialization
// failed.
TEST_F(InitAwareNotificationSchedulerTest, NoFlushOnInitFailure) {
auto params1 = BuildParams();
auto params2 = BuildParams();
EXPECT_CALL(*scheduler_impl(), Init(_))
.WillOnce(Invoke([](NotificationScheduler::InitCallback cb) {
std::move(cb).Run(false /*success*/);
}));
EXPECT_CALL(*scheduler_impl(), Schedule(_)).Times(0);
init_aware_scheduler()->Schedule(std::move(params1));
init_aware_scheduler()->Init(base::DoNothing());
init_aware_scheduler()->Schedule(std::move(params2));
}
} // namespace
} // namespace notifications
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