avs-device-sdk/AVSCommon/Utils/test/Common/TestableAttachmentWriter.cpp

65 lines
1.9 KiB
C++

/*
* Copyright 2018 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License").
* You may not use this file except in compliance with the License.
* A copy of the License is located at
*
* http://aws.amazon.com/apache2.0/
*
* or in the "license" file accompanying this file. This file is distributed
* on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
* express or implied. See the License for the specific language governing
* permissions and limitations under the License.
*/
#include "AVSCommon/Utils/Common/TestableAttachmentWriter.h"
#include "AVSCommon/Utils/Common/Common.h"
namespace alexaClientSDK {
namespace avsCommon {
namespace utils {
using namespace avsCommon::avs::attachment;
using namespace avsCommon::utils::sds;
TestableAttachmentWriter::TestableAttachmentWriter(
std::shared_ptr<InProcessSDS> dummySDS,
std::unique_ptr<AttachmentWriter> writer) :
InProcessAttachmentWriter{dummySDS},
m_writer{std::move(writer)},
m_hasWriteBeenInvoked{false} {
}
std::size_t TestableAttachmentWriter::write(
const void* buf,
std::size_t numBytes,
WriteStatus* writeStatus,
std::chrono::milliseconds timeout) {
bool simulatePause = false;
if (!m_hasWriteBeenInvoked) {
simulatePause = true;
m_hasWriteBeenInvoked = true;
} else {
// Let's throw a random number, and simulate a pause if it's 1!
simulatePause = (generateRandomNumber(0, 1) == 1);
}
if (simulatePause) {
*writeStatus = WriteStatus::OK_BUFFER_FULL;
return 0;
}
// Otherwise, let's have the encapsulated writer do the actual work.
return m_writer->write(buf, numBytes, writeStatus);
}
void TestableAttachmentWriter::close() {
m_writer->close();
}
} // namespace utils
} // namespace avsCommon
} // namespace alexaClientSDK