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microphone_read_test.cc
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microphone_read_test.cc
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// Copyright 2016 The Cobalt Authors. 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.
// 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 <unistd.h>
#include "starboard/microphone.h"
#include "starboard/nplb/microphone_helpers.h"
#include "starboard/thread.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace starboard {
namespace nplb {
namespace {
TEST(SbMicrophoneReadTest, SunnyDay) {
SbMicrophoneInfo info_array[kMaxNumberOfMicrophone];
int available_microphones =
SbMicrophoneGetAvailable(info_array, kMaxNumberOfMicrophone);
EXPECT_GE(available_microphones, 0);
if (available_microphones != 0) {
ASSERT_TRUE(SbMicrophoneIsSampleRateSupported(
info_array[0].id, info_array[0].max_sample_rate_hz));
SbMicrophone microphone = SbMicrophoneCreate(
info_array[0].id, info_array[0].max_sample_rate_hz, kBufferSize);
ASSERT_TRUE(SbMicrophoneIsValid(microphone));
EXPECT_TRUE(SbMicrophoneOpen(microphone));
int requested_bytes = info_array[0].min_read_size;
std::vector<uint8_t> audio_data(requested_bytes, 0);
int read_bytes =
SbMicrophoneRead(microphone, &audio_data[0], audio_data.size());
EXPECT_GE(read_bytes, 0);
EXPECT_TRUE(SbMicrophoneClose(microphone));
SbMicrophoneDestroy(microphone);
}
}
TEST(SbMicrophoneReadTest, SunnyDayReadIsLargerThanMinReadSize) {
SbMicrophoneInfo info_array[kMaxNumberOfMicrophone];
int available_microphones =
SbMicrophoneGetAvailable(info_array, kMaxNumberOfMicrophone);
EXPECT_GE(available_microphones, 0);
if (available_microphones != 0) {
ASSERT_TRUE(SbMicrophoneIsSampleRateSupported(
info_array[0].id, info_array[0].max_sample_rate_hz));
SbMicrophone microphone = SbMicrophoneCreate(
info_array[0].id, info_array[0].max_sample_rate_hz, kBufferSize);
ASSERT_TRUE(SbMicrophoneIsValid(microphone));
EXPECT_TRUE(SbMicrophoneOpen(microphone));
int requested_bytes = info_array[0].min_read_size;
std::vector<uint8_t> audio_data(requested_bytes * 2, 0);
int read_bytes =
SbMicrophoneRead(microphone, &audio_data[0], audio_data.size());
EXPECT_GE(read_bytes, 0);
EXPECT_TRUE(SbMicrophoneClose(microphone));
SbMicrophoneDestroy(microphone);
}
}
TEST(SbMicrophoneReadTest, SunnyDayOpenSleepCloseAndOpenRead) {
SbMicrophoneInfo info_array[kMaxNumberOfMicrophone];
int available_microphones =
SbMicrophoneGetAvailable(info_array, kMaxNumberOfMicrophone);
EXPECT_GE(available_microphones, 0);
if (available_microphones != 0) {
ASSERT_TRUE(SbMicrophoneIsSampleRateSupported(
info_array[0].id, info_array[0].max_sample_rate_hz));
SbMicrophone microphone = SbMicrophoneCreate(
info_array[0].id, info_array[0].max_sample_rate_hz, kBufferSize);
ASSERT_TRUE(SbMicrophoneIsValid(microphone));
EXPECT_TRUE(SbMicrophoneOpen(microphone));
usleep(50'000);
EXPECT_TRUE(SbMicrophoneClose(microphone));
EXPECT_TRUE(SbMicrophoneOpen(microphone));
int requested_bytes = info_array[0].min_read_size;
std::vector<uint8_t> audio_data(requested_bytes, 0);
int read_bytes =
SbMicrophoneRead(microphone, &audio_data[0], audio_data.size());
EXPECT_GE(read_bytes, 0);
EXPECT_LE(read_bytes, audio_data.size());
SbMicrophoneDestroy(microphone);
}
}
TEST(SbMicrophoneReadTest, RainyDayAudioBufferIsNULL) {
SbMicrophoneInfo info_array[kMaxNumberOfMicrophone];
int available_microphones =
SbMicrophoneGetAvailable(info_array, kMaxNumberOfMicrophone);
EXPECT_GE(available_microphones, 0);
if (available_microphones != 0) {
ASSERT_TRUE(SbMicrophoneIsSampleRateSupported(
info_array[0].id, info_array[0].max_sample_rate_hz));
SbMicrophone microphone = SbMicrophoneCreate(
info_array[0].id, info_array[0].max_sample_rate_hz, kBufferSize);
ASSERT_TRUE(SbMicrophoneIsValid(microphone));
EXPECT_TRUE(SbMicrophoneOpen(microphone));
int read_bytes = SbMicrophoneRead(microphone, NULL, 0);
EXPECT_EQ(read_bytes, 0);
EXPECT_TRUE(SbMicrophoneClose(microphone));
SbMicrophoneDestroy(microphone);
}
}
TEST(SbMicrophoneReadTest, RainyDayAudioBufferSizeIsSmallerThanRequestedSize) {
SbMicrophoneInfo info_array[kMaxNumberOfMicrophone];
int available_microphones =
SbMicrophoneGetAvailable(info_array, kMaxNumberOfMicrophone);
EXPECT_GE(available_microphones, 0);
if (available_microphones != 0) {
ASSERT_TRUE(SbMicrophoneIsSampleRateSupported(
info_array[0].id, info_array[0].max_sample_rate_hz));
SbMicrophone microphone = SbMicrophoneCreate(
info_array[0].id, info_array[0].max_sample_rate_hz, kBufferSize);
ASSERT_TRUE(SbMicrophoneIsValid(microphone));
EXPECT_TRUE(SbMicrophoneOpen(microphone));
int read_bytes = SbMicrophoneRead(microphone, NULL, 1024);
EXPECT_LE(read_bytes, 0);
EXPECT_TRUE(SbMicrophoneClose(microphone));
SbMicrophoneDestroy(microphone);
}
}
TEST(SbMicrophoneReadTest, RainyDayAudioBufferSizeIsSmallerThanMinReadSize) {
SbMicrophoneInfo info_array[kMaxNumberOfMicrophone];
int available_microphones =
SbMicrophoneGetAvailable(info_array, kMaxNumberOfMicrophone);
EXPECT_GE(available_microphones, 0);
if (available_microphones != 0) {
ASSERT_TRUE(SbMicrophoneIsSampleRateSupported(
info_array[0].id, info_array[0].max_sample_rate_hz));
SbMicrophone microphone = SbMicrophoneCreate(
info_array[0].id, info_array[0].max_sample_rate_hz, kBufferSize);
ASSERT_TRUE(SbMicrophoneIsValid(microphone));
EXPECT_TRUE(SbMicrophoneOpen(microphone));
int requested_bytes = info_array[0].min_read_size;
std::vector<uint8_t> audio_data(requested_bytes / 2, 0);
int read_bytes =
SbMicrophoneRead(microphone, &audio_data[0], audio_data.size());
EXPECT_GE(read_bytes, 0);
EXPECT_TRUE(SbMicrophoneClose(microphone));
SbMicrophoneDestroy(microphone);
}
}
TEST(SbMicrophoneReadTest, RainyDayOpenIsNotCalled) {
SbMicrophoneInfo info_array[kMaxNumberOfMicrophone];
int available_microphones =
SbMicrophoneGetAvailable(info_array, kMaxNumberOfMicrophone);
EXPECT_GE(available_microphones, 0);
if (available_microphones != 0) {
ASSERT_TRUE(SbMicrophoneIsSampleRateSupported(
info_array[0].id, info_array[0].max_sample_rate_hz));
SbMicrophone microphone = SbMicrophoneCreate(
info_array[0].id, info_array[0].max_sample_rate_hz, kBufferSize);
ASSERT_TRUE(SbMicrophoneIsValid(microphone));
int requested_bytes = info_array[0].min_read_size;
std::vector<uint8_t> audio_data(requested_bytes, 0);
int read_bytes =
SbMicrophoneRead(microphone, &audio_data[0], audio_data.size());
// An error should have occurred because open was not called.
EXPECT_LT(read_bytes, 0);
SbMicrophoneDestroy(microphone);
}
}
TEST(SbMicrophoneReadTest, RainyDayOpenCloseAndRead) {
SbMicrophoneInfo info_array[kMaxNumberOfMicrophone];
int available_microphones =
SbMicrophoneGetAvailable(info_array, kMaxNumberOfMicrophone);
EXPECT_GE(available_microphones, 0);
if (available_microphones != 0) {
ASSERT_TRUE(SbMicrophoneIsSampleRateSupported(
info_array[0].id, info_array[0].max_sample_rate_hz));
SbMicrophone microphone = SbMicrophoneCreate(
info_array[0].id, info_array[0].max_sample_rate_hz, kBufferSize);
ASSERT_TRUE(SbMicrophoneIsValid(microphone));
EXPECT_TRUE(SbMicrophoneOpen(microphone));
EXPECT_TRUE(SbMicrophoneClose(microphone));
int requested_bytes = info_array[0].min_read_size;
std::vector<uint8_t> audio_data(requested_bytes, 0);
int read_bytes =
SbMicrophoneRead(microphone, &audio_data[0], audio_data.size());
// An error should have occurred because the microphone was closed.
EXPECT_LT(read_bytes, 0);
SbMicrophoneDestroy(microphone);
}
}
TEST(SbMicrophoneReadTest, RainyDayMicrophoneIsInvalid) {
std::vector<uint8_t> audio_data(1024, 0);
int read_bytes =
SbMicrophoneRead(kSbMicrophoneInvalid, &audio_data[0], audio_data.size());
EXPECT_LT(read_bytes, 0);
}
} // namespace
} // namespace nplb
} // namespace starboard