mozilla-central/media/libcubeb/test/test_sanity.cpp (file symbol)

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/*
* Copyright © 2011 Mozilla Foundation
*
* This program is made available under an ISC-style license. See the
* accompanying file LICENSE for details.
*/
#include "gtest/gtest.h"
#if !defined(_XOPEN_SOURCE)
#define _XOPEN_SOURCE 600
#endif
#include "cubeb/cubeb.h"
#include <atomic>
#include <math.h>
#include <stdio.h>
#include <string.h>
// #define ENABLE_NORMAL_LOG
// #define ENABLE_VERBOSE_LOG
#include "common.h"
#define STREAM_RATE 44100
#define STREAM_LATENCY 100 * STREAM_RATE / 1000
#define STREAM_CHANNELS 1
#define STREAM_LAYOUT CUBEB_LAYOUT_MONO
#define STREAM_FORMAT CUBEB_SAMPLE_S16LE
int
is_windows_7()
{
#ifdef __MINGW32__
fprintf(stderr,
"Warning: this test was built with MinGW.\n"
"MinGW does not contain necessary version checking infrastructure. "
"Claiming to be Windows 7, even if we're not.\n");
return 1;
#endif
#if (defined(_WIN32) || defined(__WIN32__)) && (!defined(__MINGW32__))
OSVERSIONINFOEX osvi;
DWORDLONG condition_mask = 0;
ZeroMemory(&osvi, sizeof(OSVERSIONINFOEX));
osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX);
// NT 6.1 is Windows 7
osvi.dwMajorVersion = 6;
osvi.dwMinorVersion = 1;
VER_SET_CONDITION(condition_mask, VER_MAJORVERSION, VER_EQUAL);
VER_SET_CONDITION(condition_mask, VER_MINORVERSION, VER_GREATER_EQUAL);
return VerifyVersionInfo(&osvi, VER_MAJORVERSION | VER_MINORVERSION,
condition_mask);
#else
return 0;
#endif
}
static int dummy;
static std::atomic<uint64_t> total_frames_written;
static int delay_callback;
static long
test_data_callback(cubeb_stream * stm, void * user_ptr,
const void * /*inputbuffer*/, void * outputbuffer,
long nframes)
{
EXPECT_TRUE(stm && user_ptr == &dummy && outputbuffer && nframes > 0);
assert(outputbuffer);
memset(outputbuffer, 0, nframes * sizeof(short));
total_frames_written += nframes;
if (delay_callback) {
delay(10);
}
return nframes;
}
void
test_state_callback(cubeb_stream * /*stm*/, void * /*user_ptr*/,
cubeb_state /*state*/)
{
}
TEST(cubeb, init_destroy_context)
{
int r;
cubeb * ctx;
char const * backend_id;
r = common_init(&ctx, "test_sanity");
ASSERT_EQ(r, CUBEB_OK);
ASSERT_NE(ctx, nullptr);
backend_id = cubeb_get_backend_id(ctx);
ASSERT_TRUE(backend_id);
fprintf(stderr, "Backend: %s\n", backend_id);
cubeb_destroy(ctx);
}
TEST(cubeb, init_destroy_multiple_contexts)
{
size_t i;
int r;
cubeb * ctx[4];
int order[4] = {2, 0, 3, 1};
ASSERT_EQ(ARRAY_LENGTH(ctx), ARRAY_LENGTH(order));
for (i = 0; i < ARRAY_LENGTH(ctx); ++i) {
r = common_init(&ctx[i], NULL);
ASSERT_EQ(r, CUBEB_OK);
ASSERT_NE(ctx[i], nullptr);
}
/* destroy in a different order */
for (i = 0; i < ARRAY_LENGTH(ctx); ++i) {
cubeb_destroy(ctx[order[i]]);
}
}
TEST(cubeb, context_variables)
{
int r;
cubeb * ctx;
uint32_t value;
cubeb_stream_params params;
r = common_init(&ctx, "test_context_variables");
ASSERT_EQ(r, CUBEB_OK);
ASSERT_NE(ctx, nullptr);
params.channels = STREAM_CHANNELS;
params.format = STREAM_FORMAT;
params.rate = STREAM_RATE;
params.layout = STREAM_LAYOUT;
params.prefs = CUBEB_STREAM_PREF_NONE;
r = cubeb_get_min_latency(ctx, &params, &value);
ASSERT_TRUE(r == CUBEB_OK || r == CUBEB_ERROR_NOT_SUPPORTED);
if (r == CUBEB_OK) {
ASSERT_TRUE(value > 0);
}
r = cubeb_get_preferred_sample_rate(ctx, &value);
ASSERT_TRUE(r == CUBEB_OK || r == CUBEB_ERROR_NOT_SUPPORTED);
if (r == CUBEB_OK) {
ASSERT_TRUE(value > 0);
}
cubeb_destroy(ctx);
}
TEST(cubeb, init_destroy_stream)
{
int r;
cubeb * ctx;
cubeb_stream * stream;
cubeb_stream_params params;
r = common_init(&ctx, "test_sanity");
ASSERT_EQ(r, CUBEB_OK);
ASSERT_NE(ctx, nullptr);
params.format = STREAM_FORMAT;
params.rate = STREAM_RATE;
params.channels = STREAM_CHANNELS;
params.layout = STREAM_LAYOUT;
params.prefs = CUBEB_STREAM_PREF_NONE;
r = cubeb_stream_init(ctx, &stream, "test", NULL, NULL, NULL, &params,
STREAM_LATENCY, test_data_callback, test_state_callback,
&dummy);
ASSERT_EQ(r, CUBEB_OK);
ASSERT_NE(stream, nullptr);
cubeb_stream_destroy(stream);
cubeb_destroy(ctx);
}
TEST(cubeb, init_destroy_multiple_streams)
{
size_t i;
int r;
cubeb * ctx;
cubeb_stream * stream[8];
cubeb_stream_params params;
r = common_init(&ctx, "test_sanity");
ASSERT_EQ(r, CUBEB_OK);
ASSERT_NE(ctx, nullptr);
params.format = STREAM_FORMAT;
params.rate = STREAM_RATE;
params.channels = STREAM_CHANNELS;
params.layout = STREAM_LAYOUT;
params.prefs = CUBEB_STREAM_PREF_NONE;
for (i = 0; i < ARRAY_LENGTH(stream); ++i) {
r = cubeb_stream_init(ctx, &stream[i], "test", NULL, NULL, NULL, &params,
STREAM_LATENCY, test_data_callback,
test_state_callback, &dummy);
ASSERT_EQ(r, CUBEB_OK);
ASSERT_NE(stream[i], nullptr);
}
for (i = 0; i < ARRAY_LENGTH(stream); ++i) {
cubeb_stream_destroy(stream[i]);
}
cubeb_destroy(ctx);
}
TEST(cubeb, configure_stream)
{
int r;
cubeb * ctx;
cubeb_stream * stream;
cubeb_stream_params params;
r = common_init(&ctx, "test_sanity");
ASSERT_EQ(r, CUBEB_OK);
ASSERT_NE(ctx, nullptr);
params.format = STREAM_FORMAT;
params.rate = STREAM_RATE;
params.channels = 2;
params.layout = CUBEB_LAYOUT_STEREO;
params.prefs = CUBEB_STREAM_PREF_NONE;
r = cubeb_stream_init(ctx, &stream, "test", NULL, NULL, NULL, &params,
STREAM_LATENCY, test_data_callback, test_state_callback,
&dummy);
ASSERT_EQ(r, CUBEB_OK);
ASSERT_NE(stream, nullptr);
r = cubeb_stream_set_volume(stream, 1.0f);
ASSERT_TRUE(r == 0 || r == CUBEB_ERROR_NOT_SUPPORTED);
r = cubeb_stream_set_name(stream, "test 2");
ASSERT_TRUE(r == 0 || r == CUBEB_ERROR_NOT_SUPPORTED);
cubeb_stream_destroy(stream);
cubeb_destroy(ctx);
}
TEST(cubeb, configure_stream_undefined_layout)
{
int r;
cubeb * ctx;
cubeb_stream * stream;
cubeb_stream_params params;
r = common_init(&ctx, "test_sanity");
ASSERT_EQ(r, CUBEB_OK);
ASSERT_NE(ctx, nullptr);
params.format = STREAM_FORMAT;
params.rate = STREAM_RATE;
params.channels = 2;
params.layout = CUBEB_LAYOUT_UNDEFINED;
params.prefs = CUBEB_STREAM_PREF_NONE;
r = cubeb_stream_init(ctx, &stream, "test", NULL, NULL, NULL, &params,
STREAM_LATENCY, test_data_callback, test_state_callback,
&dummy);
ASSERT_EQ(r, CUBEB_OK);
ASSERT_NE(stream, nullptr);
r = cubeb_stream_start(stream);
ASSERT_EQ(r, CUBEB_OK);
delay(100);
r = cubeb_stream_stop(stream);
ASSERT_EQ(r, CUBEB_OK);
cubeb_stream_destroy(stream);
cubeb_destroy(ctx);
}
static void
test_init_start_stop_destroy_multiple_streams(int early, int delay_ms)
{
size_t i;
int r;
cubeb * ctx;
cubeb_stream * stream[8];
cubeb_stream_params params;
r = common_init(&ctx, "test_sanity");
ASSERT_EQ(r, CUBEB_OK);
ASSERT_NE(ctx, nullptr);
params.format = STREAM_FORMAT;
params.rate = STREAM_RATE;
params.channels = STREAM_CHANNELS;
params.layout = STREAM_LAYOUT;
params.prefs = CUBEB_STREAM_PREF_NONE;
for (i = 0; i < ARRAY_LENGTH(stream); ++i) {
r = cubeb_stream_init(ctx, &stream[i], "test", NULL, NULL, NULL, &params,
STREAM_LATENCY, test_data_callback,
test_state_callback, &dummy);
ASSERT_EQ(r, CUBEB_OK);
ASSERT_NE(stream[i], nullptr);
if (early) {
r = cubeb_stream_start(stream[i]);
ASSERT_EQ(r, CUBEB_OK);
}
}
if (!early) {
for (i = 0; i < ARRAY_LENGTH(stream); ++i) {
r = cubeb_stream_start(stream[i]);
ASSERT_EQ(r, CUBEB_OK);
}
}
if (delay_ms) {
delay(delay_ms);
}
if (!early) {
for (i = 0; i < ARRAY_LENGTH(stream); ++i) {
r = cubeb_stream_stop(stream[i]);
ASSERT_EQ(r, CUBEB_OK);
}
}
for (i = 0; i < ARRAY_LENGTH(stream); ++i) {
if (early) {
r = cubeb_stream_stop(stream[i]);
ASSERT_EQ(r, CUBEB_OK);
}
cubeb_stream_destroy(stream[i]);
}
cubeb_destroy(ctx);
}
TEST(cubeb, init_start_stop_destroy_multiple_streams)
{
/* Sometimes, when using WASAPI on windows 7 (vista and 8 are okay), and
* calling Activate a lot on an AudioClient, 0x800700b7 is returned. This is
* the HRESULT value for "Cannot create a file when that file already exists",
* and is not documented as a possible return value for this call. Hence, we
* try to limit the number of streams we create in this test. */
if (!is_windows_7()) {
delay_callback = 0;
test_init_start_stop_destroy_multiple_streams(0, 0);
test_init_start_stop_destroy_multiple_streams(1, 0);
test_init_start_stop_destroy_multiple_streams(0, 150);
test_init_start_stop_destroy_multiple_streams(1, 150);
delay_callback = 1;
test_init_start_stop_destroy_multiple_streams(0, 0);
test_init_start_stop_destroy_multiple_streams(1, 0);
test_init_start_stop_destroy_multiple_streams(0, 150);
test_init_start_stop_destroy_multiple_streams(1, 150);
}
}
TEST(cubeb, init_destroy_multiple_contexts_and_streams)
{
size_t i, j;
int r;
cubeb * ctx[2];
cubeb_stream * stream[8];
cubeb_stream_params params;
size_t streams_per_ctx = ARRAY_LENGTH(stream) / ARRAY_LENGTH(ctx);
ASSERT_EQ(ARRAY_LENGTH(ctx) * streams_per_ctx, ARRAY_LENGTH(stream));
/* Sometimes, when using WASAPI on windows 7 (vista and 8 are okay), and
* calling Activate a lot on an AudioClient, 0x800700b7 is returned. This is
* the HRESULT value for "Cannot create a file when that file already exists",
* and is not documented as a possible return value for this call. Hence, we
* try to limit the number of streams we create in this test. */
if (is_windows_7())
return;
params.format = STREAM_FORMAT;
params.rate = STREAM_RATE;
params.channels = STREAM_CHANNELS;
params.layout = STREAM_LAYOUT;
params.prefs = CUBEB_STREAM_PREF_NONE;
for (i = 0; i < ARRAY_LENGTH(ctx); ++i) {
r = common_init(&ctx[i], "test_sanity");
ASSERT_EQ(r, CUBEB_OK);
ASSERT_NE(ctx[i], nullptr);
for (j = 0; j < streams_per_ctx; ++j) {
r = cubeb_stream_init(ctx[i], &stream[i * streams_per_ctx + j], "test",
NULL, NULL, NULL, &params, STREAM_LATENCY,
test_data_callback, test_state_callback, &dummy);
ASSERT_EQ(r, CUBEB_OK);
ASSERT_NE(stream[i * streams_per_ctx + j], nullptr);
}
}
for (i = 0; i < ARRAY_LENGTH(ctx); ++i) {
for (j = 0; j < streams_per_ctx; ++j) {
cubeb_stream_destroy(stream[i * streams_per_ctx + j]);
}
cubeb_destroy(ctx[i]);
}
}
TEST(cubeb, basic_stream_operations)
{
int r;
cubeb * ctx;
cubeb_stream * stream;
cubeb_stream_params params;
uint64_t position;
uint32_t latency;
r = common_init(&ctx, "test_sanity");
ASSERT_EQ(r, CUBEB_OK);
ASSERT_NE(ctx, nullptr);
params.format = STREAM_FORMAT;
params.rate = STREAM_RATE;
params.channels = STREAM_CHANNELS;
params.layout = STREAM_LAYOUT;
params.prefs = CUBEB_STREAM_PREF_NONE;
r = cubeb_stream_init(ctx, &stream, "test", NULL, NULL, NULL, &params,
STREAM_LATENCY, test_data_callback, test_state_callback,
&dummy);
ASSERT_EQ(r, CUBEB_OK);
ASSERT_NE(stream, nullptr);
/* position and latency before stream has started */
r = cubeb_stream_get_position(stream, &position);
ASSERT_EQ(r, CUBEB_OK);
ASSERT_EQ(position, 0u);
r = cubeb_stream_get_latency(stream, &latency);
ASSERT_EQ(r, CUBEB_OK);
r = cubeb_stream_start(stream);
ASSERT_EQ(r, CUBEB_OK);
/* position and latency after while stream running */
r = cubeb_stream_get_position(stream, &position);
ASSERT_EQ(r, CUBEB_OK);
r = cubeb_stream_get_latency(stream, &latency);
ASSERT_EQ(r, CUBEB_OK);
r = cubeb_stream_stop(stream);
ASSERT_EQ(r, CUBEB_OK);
/* position and latency after stream has stopped */
r = cubeb_stream_get_position(stream, &position);
ASSERT_EQ(r, CUBEB_OK);
r = cubeb_stream_get_latency(stream, &latency);
ASSERT_EQ(r, CUBEB_OK);
cubeb_stream_destroy(stream);
cubeb_destroy(ctx);
}
TEST(cubeb, stream_position)
{
size_t i;
int r;
cubeb * ctx;
cubeb_stream * stream;
cubeb_stream_params params;
uint64_t position, last_position;
total_frames_written = 0;
r = common_init(&ctx, "test_sanity");
ASSERT_EQ(r, CUBEB_OK);
ASSERT_NE(ctx, nullptr);
params.format = STREAM_FORMAT;
params.rate = STREAM_RATE;
params.channels = STREAM_CHANNELS;
params.layout = STREAM_LAYOUT;
params.prefs = CUBEB_STREAM_PREF_NONE;
r = cubeb_stream_init(ctx, &stream, "test", NULL, NULL, NULL, &params,
STREAM_LATENCY, test_data_callback, test_state_callback,
&dummy);
ASSERT_EQ(r, CUBEB_OK);
ASSERT_NE(stream, nullptr);
/* stream position should not advance before starting playback */
r = cubeb_stream_get_position(stream, &position);
ASSERT_EQ(r, CUBEB_OK);
ASSERT_EQ(position, 0u);
delay(500);
r = cubeb_stream_get_position(stream, &position);
ASSERT_EQ(r, CUBEB_OK);
ASSERT_EQ(position, 0u);
/* stream position should advance during playback */
r = cubeb_stream_start(stream);
ASSERT_EQ(r, CUBEB_OK);
/* XXX let start happen */
delay(500);
/* stream should have prefilled */
ASSERT_TRUE(total_frames_written.load() > 0);
r = cubeb_stream_get_position(stream, &position);
ASSERT_EQ(r, CUBEB_OK);
last_position = position;
delay(500);
r = cubeb_stream_get_position(stream, &position);
ASSERT_EQ(r, CUBEB_OK);
ASSERT_GE(position, last_position);
last_position = position;
/* stream position should not exceed total frames written */
for (i = 0; i < 5; ++i) {
r = cubeb_stream_get_position(stream, &position);
ASSERT_EQ(r, CUBEB_OK);
ASSERT_GE(position, last_position);
ASSERT_LE(position, total_frames_written.load());
last_position = position;
delay(500);
}
/* test that the position is valid even when starting and
* stopping the stream. */
for (i = 0; i < 5; ++i) {
r = cubeb_stream_stop(stream);
ASSERT_EQ(r, CUBEB_OK);
r = cubeb_stream_get_position(stream, &position);
ASSERT_EQ(r, CUBEB_OK);
ASSERT_TRUE(last_position < position);
last_position = position;
delay(500);
r = cubeb_stream_start(stream);
ASSERT_EQ(r, CUBEB_OK);
delay(500);
}
ASSERT_NE(last_position, 0u);
/* stream position should not advance after stopping playback */
r = cubeb_stream_stop(stream);
ASSERT_EQ(r, CUBEB_OK);
/* XXX allow stream to settle */
delay(500);
r = cubeb_stream_get_position(stream, &position);
ASSERT_EQ(r, CUBEB_OK);
last_position = position;
delay(500);
r = cubeb_stream_get_position(stream, &position);
ASSERT_EQ(r, CUBEB_OK);
// The OpenSL backend performs client-side interpolation for its position and
// its drain implementation isn't very accurate.
if (strcmp(cubeb_get_backend_id(ctx), "opensl")) {
ASSERT_EQ(position, last_position);
}
cubeb_stream_destroy(stream);
cubeb_destroy(ctx);
}
static std::atomic<int> do_drain;
static std::atomic<int> got_drain;
static long
test_drain_data_callback(cubeb_stream * stm, void * user_ptr,
const void * /*inputbuffer*/, void * outputbuffer,
long nframes)
{
EXPECT_TRUE(stm && user_ptr == &dummy && outputbuffer && nframes > 0);
assert(outputbuffer);
if (do_drain == 1) {
do_drain = 2;
return 0;
}
/* once drain has started, callback must never be called again */
EXPECT_TRUE(do_drain != 2);
memset(outputbuffer, 0, nframes * sizeof(short));
total_frames_written += nframes;
return nframes;
}
void
test_drain_state_callback(cubeb_stream * /*stm*/, void * /*user_ptr*/,
cubeb_state state)
{
if (state == CUBEB_STATE_DRAINED) {
ASSERT_TRUE(!got_drain);
got_drain = 1;
}
}
TEST(cubeb, drain)
{
int r;
cubeb * ctx;
cubeb_stream * stream;
cubeb_stream_params params;
uint64_t position;
delay_callback = 0;
total_frames_written = 0;
r = common_init(&ctx, "test_sanity");
ASSERT_EQ(r, CUBEB_OK);
ASSERT_NE(ctx, nullptr);
params.format = STREAM_FORMAT;
params.rate = STREAM_RATE;
params.channels = STREAM_CHANNELS;
params.layout = STREAM_LAYOUT;
params.prefs = CUBEB_STREAM_PREF_NONE;
r = cubeb_stream_init(ctx, &stream, "test", NULL, NULL, NULL, &params,
STREAM_LATENCY, test_drain_data_callback,
test_drain_state_callback, &dummy);
ASSERT_EQ(r, CUBEB_OK);
ASSERT_NE(stream, nullptr);
r = cubeb_stream_start(stream);
ASSERT_EQ(r, CUBEB_OK);
delay(5000);
do_drain = 1;
for (;;) {
r = cubeb_stream_get_position(stream, &position);
ASSERT_EQ(r, CUBEB_OK);
if (got_drain) {
break;
} else {
ASSERT_LE(position, total_frames_written.load());
}
delay(500);
}
r = cubeb_stream_get_position(stream, &position);
ASSERT_EQ(r, CUBEB_OK);
ASSERT_TRUE(got_drain);
// Really, we should be able to rely on position reaching our final written
// frame, but for now let's make sure it doesn't continue beyond that point.
// ASSERT_LE(position, total_frames_written.load());
cubeb_stream_destroy(stream);
cubeb_destroy(ctx);
got_drain = 0;
do_drain = 0;
}
TEST(cubeb, DISABLED_eos_during_prefill)
{
// This test needs to be implemented.
}
TEST(cubeb, DISABLED_stream_destroy_pending_drain)
{
// This test needs to be implemented.
}
TEST(cubeb, stable_devid)
{
/* Test that the devid field of cubeb_device_info is stable
* (ie. compares equal) over two invocations of
* cubeb_enumerate_devices(). */
int r;
cubeb * ctx;
cubeb_device_collection first;
cubeb_device_collection second;
cubeb_device_type all_devices =
(cubeb_device_type)(CUBEB_DEVICE_TYPE_INPUT | CUBEB_DEVICE_TYPE_OUTPUT);
size_t n;
r = common_init(&ctx, "test_sanity");
ASSERT_EQ(r, CUBEB_OK);
ASSERT_NE(ctx, nullptr);
r = cubeb_enumerate_devices(ctx, all_devices, &first);
if (r == CUBEB_ERROR_NOT_SUPPORTED)
return;
ASSERT_EQ(r, CUBEB_OK);
r = cubeb_enumerate_devices(ctx, all_devices, &second);
ASSERT_EQ(r, CUBEB_OK);
ASSERT_EQ(first.count, second.count);
for (n = 0; n < first.count; n++) {
ASSERT_EQ(first.device[n].devid, second.device[n].devid);
}
r = cubeb_device_collection_destroy(ctx, &first);
ASSERT_EQ(r, CUBEB_OK);
r = cubeb_device_collection_destroy(ctx, &second);
ASSERT_EQ(r, CUBEB_OK);
cubeb_destroy(ctx);
}
#undef STREAM_RATE
#undef STREAM_LATENCY
#undef STREAM_CHANNELS
#undef STREAM_LAYOUT
#undef STREAM_FORMAT