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// Copyright 2016 The Chromium 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 "components/offline_pages/core/background/initialize_store_task.h"
#include <memory>
#include "base/bind.h"
#include "base/test/test_simple_task_runner.h"
#include "base/threading/thread_task_runner_handle.h"
#include "components/offline_pages/core/background/request_queue_in_memory_store.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace offline_pages {
using TestScenario = RequestQueueInMemoryStore::TestScenario;
class InitializeStoreTaskTest : public testing::Test {
public:
InitializeStoreTaskTest();
~InitializeStoreTaskTest() override;
void PumpLoop();
void RunNextStep();
void InitializeCallback(bool success);
bool callback_called() const { return callback_called_; }
bool last_call_successful() const { return success_; }
private:
bool callback_called_;
bool success_;
scoped_refptr<base::TestSimpleTaskRunner> task_runner_;
base::ThreadTaskRunnerHandle task_runner_handle_;
};
InitializeStoreTaskTest::InitializeStoreTaskTest()
: callback_called_(false),
success_(false),
task_runner_(new base::TestSimpleTaskRunner),
task_runner_handle_(task_runner_) {}
InitializeStoreTaskTest::~InitializeStoreTaskTest() {}
void InitializeStoreTaskTest::PumpLoop() {
task_runner_->RunUntilIdle();
}
void InitializeStoreTaskTest::RunNextStep() {
// Only runs tasks that are already scheduled and available. If running these
// tasks post new tasks to the runner, they will not be triggered. This allows
// for running InitializeStoreTask one step at a time.
task_runner_->RunPendingTasks();
}
void InitializeStoreTaskTest::InitializeCallback(bool success) {
callback_called_ = true;
success_ = success;
}
TEST_F(InitializeStoreTaskTest, SuccessfulInitialization) {
RequestQueueInMemoryStore store;
InitializeStoreTask task(
&store, base::Bind(&InitializeStoreTaskTest::InitializeCallback,
base::Unretained(this)));
task.Run();
PumpLoop();
EXPECT_TRUE(callback_called());
EXPECT_TRUE(last_call_successful());
EXPECT_EQ(StoreState::LOADED, store.state());
}
TEST_F(InitializeStoreTaskTest, SuccessfulReset) {
RequestQueueInMemoryStore store(TestScenario::LOAD_FAILED_RESET_SUCCESS);
InitializeStoreTask task(
&store, base::Bind(&InitializeStoreTaskTest::InitializeCallback,
base::Unretained(this)));
task.Run();
EXPECT_FALSE(callback_called());
EXPECT_EQ(StoreState::FAILED_LOADING, store.state());
RunNextStep();
EXPECT_FALSE(callback_called());
EXPECT_EQ(StoreState::NOT_LOADED, store.state());
PumpLoop();
EXPECT_TRUE(callback_called());
EXPECT_TRUE(last_call_successful());
EXPECT_EQ(StoreState::LOADED, store.state());
}
TEST_F(InitializeStoreTaskTest, FailedReset) {
RequestQueueInMemoryStore store(TestScenario::LOAD_FAILED_RESET_FAILED);
InitializeStoreTask task(
&store, base::Bind(&InitializeStoreTaskTest::InitializeCallback,
base::Unretained(this)));
task.Run();
PumpLoop();
EXPECT_TRUE(callback_called());
EXPECT_FALSE(last_call_successful());
EXPECT_EQ(StoreState::FAILED_RESET, store.state());
}
} // namespace offline_pages
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