Make dvr tests a separate module

Test: atest VtsHalTvTunerV1_0TargetTest
Bug: 150989084
Change-Id: I35d717f357b176d5cbec5d154f4df30fd2c4a18e
diff --git a/tv/tuner/1.0/vts/functional/DvrTests.cpp b/tv/tuner/1.0/vts/functional/DvrTests.cpp
new file mode 100644
index 0000000..a1ce23d
--- /dev/null
+++ b/tv/tuner/1.0/vts/functional/DvrTests.cpp
@@ -0,0 +1,267 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License 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 "DvrTests.h"
+
+void DvrCallback::startPlaybackInputThread(PlaybackConf playbackConf,
+                                           MQDesc& playbackMQDescriptor) {
+    mPlaybackMQ = std::make_unique<FilterMQ>(playbackMQDescriptor, true /* resetPointers */);
+    EXPECT_TRUE(mPlaybackMQ);
+    struct PlaybackThreadArgs* threadArgs =
+            (struct PlaybackThreadArgs*)malloc(sizeof(struct PlaybackThreadArgs));
+    threadArgs->user = this;
+    threadArgs->playbackConf = &playbackConf;
+    threadArgs->keepWritingPlaybackFMQ = &mKeepWritingPlaybackFMQ;
+
+    pthread_create(&mPlaybackThread, NULL, __threadLoopPlayback, (void*)threadArgs);
+    pthread_setname_np(mPlaybackThread, "test_playback_input_loop");
+}
+
+void DvrCallback::stopPlaybackThread() {
+    mPlaybackThreadRunning = false;
+    mKeepWritingPlaybackFMQ = false;
+
+    android::Mutex::Autolock autoLock(mPlaybackThreadLock);
+}
+
+void* DvrCallback::__threadLoopPlayback(void* threadArgs) {
+    DvrCallback* const self =
+            static_cast<DvrCallback*>(((struct PlaybackThreadArgs*)threadArgs)->user);
+    self->playbackThreadLoop(((struct PlaybackThreadArgs*)threadArgs)->playbackConf,
+                             ((struct PlaybackThreadArgs*)threadArgs)->keepWritingPlaybackFMQ);
+    return 0;
+}
+
+void DvrCallback::playbackThreadLoop(PlaybackConf* playbackConf, bool* keepWritingPlaybackFMQ) {
+    android::Mutex::Autolock autoLock(mPlaybackThreadLock);
+    mPlaybackThreadRunning = true;
+
+    // Create the EventFlag that is used to signal the HAL impl that data have been
+    // written into the Playback FMQ
+    EventFlag* playbackMQEventFlag;
+    EXPECT_TRUE(EventFlag::createEventFlag(mPlaybackMQ->getEventFlagWord(), &playbackMQEventFlag) ==
+                android::OK);
+
+    // open the stream and get its length
+    std::ifstream inputData(playbackConf->inputDataFile, std::ifstream::binary);
+    int writeSize = playbackConf->setting.packetSize * 6;
+    char* buffer = new char[writeSize];
+    ALOGW("[vts] playback thread loop start %s", playbackConf->inputDataFile.c_str());
+    if (!inputData.is_open()) {
+        mPlaybackThreadRunning = false;
+        ALOGW("[vts] Error %s", strerror(errno));
+    }
+
+    while (mPlaybackThreadRunning) {
+        // move the stream pointer for packet size * 6 every read until the end
+        while (*keepWritingPlaybackFMQ) {
+            inputData.read(buffer, writeSize);
+            if (!inputData) {
+                int leftSize = inputData.gcount();
+                if (leftSize == 0) {
+                    mPlaybackThreadRunning = false;
+                    break;
+                }
+                inputData.clear();
+                inputData.read(buffer, leftSize);
+                // Write the left over of the input data and quit the thread
+                if (leftSize > 0) {
+                    EXPECT_TRUE(mPlaybackMQ->write((unsigned char*)&buffer[0], leftSize));
+                    playbackMQEventFlag->wake(
+                            static_cast<uint32_t>(DemuxQueueNotifyBits::DATA_READY));
+                }
+                mPlaybackThreadRunning = false;
+                break;
+            }
+            // Write input FMQ and notify the Tuner Implementation
+            EXPECT_TRUE(mPlaybackMQ->write((unsigned char*)&buffer[0], writeSize));
+            playbackMQEventFlag->wake(static_cast<uint32_t>(DemuxQueueNotifyBits::DATA_READY));
+            inputData.seekg(writeSize, inputData.cur);
+            sleep(1);
+        }
+    }
+
+    ALOGW("[vts] Playback thread end.");
+
+    delete[] buffer;
+    inputData.close();
+}
+
+void DvrCallback::testRecordOutput() {
+    android::Mutex::Autolock autoLock(mMsgLock);
+    while (mDataOutputBuffer.empty()) {
+        if (-ETIMEDOUT == mMsgCondition.waitRelative(mMsgLock, WAIT_TIMEOUT)) {
+            EXPECT_TRUE(false) << "record output matching pid does not output within timeout";
+            return;
+        }
+    }
+    stopRecordThread();
+    ALOGW("[vts] record pass and stop");
+}
+
+void DvrCallback::startRecordOutputThread(RecordSettings recordSettings,
+                                          MQDesc& recordMQDescriptor) {
+    mRecordMQ = std::make_unique<FilterMQ>(recordMQDescriptor, true /* resetPointers */);
+    EXPECT_TRUE(mRecordMQ);
+    struct RecordThreadArgs* threadArgs =
+            (struct RecordThreadArgs*)malloc(sizeof(struct RecordThreadArgs));
+    threadArgs->user = this;
+    threadArgs->recordSettings = &recordSettings;
+    threadArgs->keepReadingRecordFMQ = &mKeepReadingRecordFMQ;
+
+    pthread_create(&mRecordThread, NULL, __threadLoopRecord, (void*)threadArgs);
+    pthread_setname_np(mRecordThread, "test_record_input_loop");
+}
+
+void* DvrCallback::__threadLoopRecord(void* threadArgs) {
+    DvrCallback* const self =
+            static_cast<DvrCallback*>(((struct RecordThreadArgs*)threadArgs)->user);
+    self->recordThreadLoop(((struct RecordThreadArgs*)threadArgs)->recordSettings,
+                           ((struct RecordThreadArgs*)threadArgs)->keepReadingRecordFMQ);
+    return 0;
+}
+
+void DvrCallback::recordThreadLoop(RecordSettings* /*recordSettings*/, bool* keepReadingRecordFMQ) {
+    ALOGD("[vts] DvrCallback record threadLoop start.");
+    android::Mutex::Autolock autoLock(mRecordThreadLock);
+    mRecordThreadRunning = true;
+
+    // Create the EventFlag that is used to signal the HAL impl that data have been
+    // read from the Record FMQ
+    EventFlag* recordMQEventFlag;
+    EXPECT_TRUE(EventFlag::createEventFlag(mRecordMQ->getEventFlagWord(), &recordMQEventFlag) ==
+                android::OK);
+
+    while (mRecordThreadRunning) {
+        while (*keepReadingRecordFMQ) {
+            uint32_t efState = 0;
+            android::status_t status = recordMQEventFlag->wait(
+                    static_cast<uint32_t>(DemuxQueueNotifyBits::DATA_READY), &efState, WAIT_TIMEOUT,
+                    true /* retry on spurious wake */);
+            if (status != android::OK) {
+                ALOGD("[vts] wait for data ready on the record FMQ");
+                continue;
+            }
+            // Our current implementation filter the data and write it into the filter FMQ
+            // immediately after the DATA_READY from the VTS/framework
+            if (!readRecordFMQ()) {
+                ALOGD("[vts] record data failed to be filtered. Ending thread");
+                mRecordThreadRunning = false;
+                break;
+            }
+        }
+    }
+
+    mRecordThreadRunning = false;
+    ALOGD("[vts] record thread ended.");
+}
+
+bool DvrCallback::readRecordFMQ() {
+    android::Mutex::Autolock autoLock(mMsgLock);
+    bool result = false;
+    mDataOutputBuffer.clear();
+    mDataOutputBuffer.resize(mRecordMQ->availableToRead());
+    result = mRecordMQ->read(mDataOutputBuffer.data(), mRecordMQ->availableToRead());
+    EXPECT_TRUE(result) << "can't read from Record MQ";
+    mMsgCondition.signal();
+    return result;
+}
+
+void DvrCallback::stopRecordThread() {
+    mKeepReadingRecordFMQ = false;
+    mRecordThreadRunning = false;
+    android::Mutex::Autolock autoLock(mRecordThreadLock);
+}
+
+AssertionResult DvrTests::openDvrInDemux(DvrType type) {
+    Result status;
+    EXPECT_TRUE(mDemux) << "Test with openDemux first.";
+
+    // Create dvr callback
+    mDvrCallback = new DvrCallback();
+
+    mDemux->openDvr(type, FMQ_SIZE_1M, mDvrCallback, [&](Result result, const sp<IDvr>& dvr) {
+        mDvr = dvr;
+        status = result;
+    });
+
+    return AssertionResult(status == Result::SUCCESS);
+}
+
+AssertionResult DvrTests::configDvr(DvrSettings setting) {
+    Result status = mDvr->configure(setting);
+
+    return AssertionResult(status == Result::SUCCESS);
+}
+
+AssertionResult DvrTests::getDvrMQDescriptor() {
+    Result status;
+    EXPECT_TRUE(mDemux) << "Test with openDemux first.";
+    EXPECT_TRUE(mDvr) << "Test with openDvr first.";
+
+    mDvr->getQueueDesc([&](Result result, const MQDesc& dvrMQDesc) {
+        mDvrMQDescriptor = dvrMQDesc;
+        status = result;
+    });
+
+    return AssertionResult(status == Result::SUCCESS);
+}
+
+AssertionResult DvrTests::attachFilterToDvr(sp<IFilter> filter) {
+    Result status;
+    EXPECT_TRUE(mDemux) << "Test with openDemux first.";
+    EXPECT_TRUE(mDvr) << "Test with openDvr first.";
+
+    status = mDvr->attachFilter(filter);
+
+    return AssertionResult(status == Result::SUCCESS);
+}
+
+AssertionResult DvrTests::detachFilterToDvr(sp<IFilter> filter) {
+    Result status;
+    EXPECT_TRUE(mDemux) << "Test with openDemux first.";
+    EXPECT_TRUE(mDvr) << "Test with openDvr first.";
+
+    status = mDvr->detachFilter(filter);
+
+    return AssertionResult(status == Result::SUCCESS);
+}
+
+AssertionResult DvrTests::startDvr() {
+    Result status;
+    EXPECT_TRUE(mDemux) << "Test with openDemux first.";
+    EXPECT_TRUE(mDvr) << "Test with openDvr first.";
+
+    status = mDvr->start();
+
+    return AssertionResult(status == Result::SUCCESS);
+}
+
+AssertionResult DvrTests::stopDvr() {
+    Result status;
+    EXPECT_TRUE(mDemux) << "Test with openDemux first.";
+    EXPECT_TRUE(mDvr) << "Test with openDvr first.";
+
+    status = mDvr->stop();
+
+    return AssertionResult(status == Result::SUCCESS);
+}
+
+void DvrTests::closeDvr() {
+    ASSERT_TRUE(mDemux);
+    ASSERT_TRUE(mDvr);
+    ASSERT_TRUE(mDvr->close() == Result::SUCCESS);
+}
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