1 files changed, 99 insertions, 0 deletions
diff --git a/externals/oboe/tests/testStreamFramesProcessed.cpp b/externals/oboe/tests/testStreamFramesProcessed.cpp
new file mode 100644
index 0000000000..083db6a064
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+++ b/externals/oboe/tests/testStreamFramesProcessed.cpp
@@ -0,0 +1,99 @@
+/*
+ * Copyright 2021 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 <gtest/gtest.h>
+#include <oboe/Oboe.h>
+
+#include <tuple>
+
+using namespace oboe;
+
+class FramesProcessedCallback : public AudioStreamDataCallback {
+public:
+    DataCallbackResult onAudioReady(AudioStream *oboeStream, void *audioData, int32_t numFrames) override {
+        return DataCallbackResult::Continue;
+    }
+};
+
+using StreamFramesProcessedParams = std::tuple<Direction, int32_t, bool>;
+
+class StreamFramesProcessed : public ::testing::Test,
+                              public ::testing::WithParamInterface<StreamFramesProcessedParams> {
+
+protected:
+    void TearDown() override;
+
+    static constexpr int PROCESS_TIME_SECONDS = 5;
+
+    AudioStreamBuilder mBuilder;
+    std::shared_ptr<AudioStream> mStream;
+};
+
+void StreamFramesProcessed::TearDown() {
+    if (mStream) {
+        mStream->close();
+    }
+}
+
+TEST_P(StreamFramesProcessed, VerifyFramesProcessed) {
+    const Direction direction = std::get<0>(GetParam());
+    const int32_t sampleRate = std::get<1>(GetParam());
+    const bool useOboeSampleRateConversion = std::get<2>(GetParam());
+
+    SampleRateConversionQuality srcQuality = useOboeSampleRateConversion ?
+            SampleRateConversionQuality::Medium : SampleRateConversionQuality::None;
+
+    AudioStreamDataCallback *callback = new FramesProcessedCallback();
+    mBuilder.setDirection(direction)
+            ->setFormat(AudioFormat::I16)
+            ->setSampleRate(sampleRate)
+            ->setSampleRateConversionQuality(srcQuality)
+            ->setPerformanceMode(PerformanceMode::LowLatency)
+            ->setSharingMode(SharingMode::Exclusive)
+            ->setDataCallback(callback);
+    Result r = mBuilder.openStream(mStream);
+    ASSERT_EQ(r, Result::OK) << "Failed to open stream." << convertToText(r);
+
+    r = mStream->start();
+    ASSERT_EQ(r, Result::OK) << "Failed to start stream." << convertToText(r);
+    sleep(PROCESS_TIME_SECONDS);
+
+    // The frames written should be close to sampleRate * PROCESS_TIME_SECONDS
+    const int kDeltaFramesWindowInFrames = 30000;
+    const int64_t framesWritten = mStream->getFramesWritten();
+    const int64_t framesRead = mStream->getFramesRead();
+    EXPECT_NEAR(framesWritten, sampleRate * PROCESS_TIME_SECONDS, kDeltaFramesWindowInFrames);
+    EXPECT_NEAR(framesRead, sampleRate * PROCESS_TIME_SECONDS, kDeltaFramesWindowInFrames);
+}
+
+INSTANTIATE_TEST_CASE_P(
+        StreamFramesProcessedTest,
+        StreamFramesProcessed,
+        ::testing::Values(
+                StreamFramesProcessedParams({Direction::Output, 8000, true}),
+                StreamFramesProcessedParams({Direction::Output, 44100, true}),
+                StreamFramesProcessedParams({Direction::Output, 96000, true}),
+                StreamFramesProcessedParams({Direction::Input, 8000, true}),
+                StreamFramesProcessedParams({Direction::Input, 44100, true}),
+                StreamFramesProcessedParams({Direction::Input, 96000, true}),
+                StreamFramesProcessedParams({Direction::Output, 8000, false}),
+                StreamFramesProcessedParams({Direction::Output, 44100, false}),
+                StreamFramesProcessedParams({Direction::Output, 96000, false}),
+                StreamFramesProcessedParams({Direction::Input, 8000, false}),
+                StreamFramesProcessedParams({Direction::Input, 44100, false}),
+                StreamFramesProcessedParams({Direction::Input, 96000, false})
+                )
+        );