107 lines
3.3 KiB
C++
107 lines
3.3 KiB
C++
//
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// Copyright (C) 2015 The Android Open Source Project
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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#include "trunks/background_command_transceiver.h"
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#include <base/bind.h>
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#include <base/logging.h>
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#include <base/message_loop/message_loop.h>
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#include <base/run_loop.h>
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#include <base/threading/platform_thread.h>
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#include <base/threading/thread.h>
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#include <gmock/gmock.h>
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#include <gtest/gtest.h>
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#include "trunks/command_transceiver.h"
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#include "trunks/mock_command_transceiver.h"
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using testing::_;
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using testing::Invoke;
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using testing::InvokeWithoutArgs;
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using testing::WithArgs;
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namespace {
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const char kTestThreadName[] = "test_thread";
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std::string GetThreadName() {
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return std::string(base::PlatformThread::GetName());
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}
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void GetThreadNameAndCall(
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const trunks::CommandTransceiver::ResponseCallback& callback) {
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callback.Run(GetThreadName());
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}
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void Assign(std::string* to, const std::string& from) {
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*to = from;
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}
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void SendCommandAndWaitAndAssign(trunks::CommandTransceiver* transceiver,
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std::string* output) {
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*output = transceiver->SendCommandAndWait("test");
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}
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} // namespace
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namespace trunks {
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class BackgroundTransceiverTest : public testing::Test {
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public:
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BackgroundTransceiverTest() : test_thread_(kTestThreadName) {
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EXPECT_CALL(next_transceiver_, SendCommand(_, _))
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.WillRepeatedly(WithArgs<1>(Invoke(GetThreadNameAndCall)));
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EXPECT_CALL(next_transceiver_, SendCommandAndWait(_))
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.WillRepeatedly(InvokeWithoutArgs(GetThreadName));
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CHECK(test_thread_.Start());
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}
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~BackgroundTransceiverTest() override {}
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protected:
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base::MessageLoopForIO message_loop_;
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base::Thread test_thread_;
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MockCommandTransceiver next_transceiver_;
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};
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TEST_F(BackgroundTransceiverTest, Asynchronous) {
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trunks::BackgroundCommandTransceiver background_transceiver(
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&next_transceiver_, test_thread_.task_runner());
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std::string output = "not_assigned";
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background_transceiver.SendCommand("test", base::Bind(Assign, &output));
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do {
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base::RunLoop run_loop;
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run_loop.RunUntilIdle();
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} while (output == "not_assigned");
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// The call to our mock should have happened on the background thread.
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EXPECT_EQ(std::string(kTestThreadName), output);
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}
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TEST_F(BackgroundTransceiverTest, Synchronous) {
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trunks::BackgroundCommandTransceiver background_transceiver(
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&next_transceiver_, test_thread_.task_runner());
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std::string output = "not_assigned";
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// Post a synchronous call to be run when we start pumping the loop.
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message_loop_.PostTask(FROM_HERE,
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base::Bind(SendCommandAndWaitAndAssign,
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&background_transceiver, &output));
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base::RunLoop run_loop;
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run_loop.RunUntilIdle();
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// The call to our mock should have happened on the background thread.
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EXPECT_EQ(std::string("test_thread"), output);
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}
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} // namespace trunks
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