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// Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <stdio.h>
#include <sys/shm.h>
#include <gtest/gtest.h>
extern "C" {
#include "cras_audio_area.h"
#include "cras_messages.h"
#include "cras_rstream.h"
#include "cras_shm.h"
}
namespace {
class RstreamTestSuite : public testing::Test {
protected:
virtual void SetUp() {
fmt_.format = SND_PCM_FORMAT_S16_LE;
fmt_.frame_rate = 48000;
fmt_.num_channels = 2;
}
static bool format_equal(cras_audio_format *fmt1, cras_audio_format *fmt2) {
return fmt1->format == fmt2->format &&
fmt1->frame_rate == fmt2->frame_rate &&
fmt1->num_channels == fmt2->num_channels;
}
struct cras_audio_format fmt_;
};
TEST_F(RstreamTestSuite, InvalidDirection) {
struct cras_rstream *s;
int rc;
rc = cras_rstream_create(555,
CRAS_STREAM_TYPE_DEFAULT,
(enum CRAS_STREAM_DIRECTION)66,
&fmt_,
4096,
2048,
NULL,
&s);
EXPECT_NE(0, rc);
}
TEST_F(RstreamTestSuite, InvalidBufferSize) {
struct cras_rstream *s;
int rc;
rc = cras_rstream_create(555,
CRAS_STREAM_TYPE_DEFAULT,
CRAS_STREAM_OUTPUT,
&fmt_,
3,
2048,
NULL,
&s);
EXPECT_NE(0, rc);
}
TEST_F(RstreamTestSuite, InvalidCallbackThreshold) {
struct cras_rstream *s;
int rc;
rc = cras_rstream_create(555,
CRAS_STREAM_TYPE_DEFAULT,
CRAS_STREAM_OUTPUT,
&fmt_,
4096,
3,
NULL,
&s);
EXPECT_NE(0, rc);
}
TEST_F(RstreamTestSuite, InvalidStreamPointer) {
int rc;
rc = cras_rstream_create(555,
CRAS_STREAM_TYPE_DEFAULT,
CRAS_STREAM_OUTPUT,
&fmt_,
4096,
2048,
NULL,
NULL);
EXPECT_NE(0, rc);
}
TEST_F(RstreamTestSuite, CreateOutput) {
struct cras_rstream *s;
struct cras_audio_format fmt_ret;
struct cras_audio_shm *shm_ret;
struct cras_audio_shm shm_mapped;
int rc, key_ret, shmid;
size_t shm_size;
rc = cras_rstream_create(555,
CRAS_STREAM_TYPE_DEFAULT,
CRAS_STREAM_OUTPUT,
&fmt_,
4096,
2048,
NULL,
&s);
EXPECT_EQ(0, rc);
EXPECT_NE((void *)NULL, s);
EXPECT_EQ(4096, cras_rstream_get_buffer_size(s));
EXPECT_EQ(2048, cras_rstream_get_cb_threshold(s));
EXPECT_EQ(CRAS_STREAM_TYPE_DEFAULT, cras_rstream_get_type(s));
EXPECT_EQ(CRAS_STREAM_OUTPUT, cras_rstream_get_direction(s));
EXPECT_NE((void *)NULL, cras_rstream_output_shm(s));
rc = cras_rstream_get_format(s, &fmt_ret);
EXPECT_EQ(0, rc);
EXPECT_TRUE(format_equal(&fmt_ret, &fmt_));
// Check if shm is really set up.
shm_ret = cras_rstream_output_shm(s);
ASSERT_NE((void *)NULL, shm_ret);
key_ret = cras_rstream_output_shm_key(s);
shm_size = cras_rstream_get_total_shm_size(s);
EXPECT_GT(shm_size, 4096);
shmid = shmget(key_ret, shm_size, 0600);
EXPECT_GE(shmid, 0);
shm_mapped.area = (struct cras_audio_shm_area *)shmat(shmid, NULL, 0);
EXPECT_NE((void *)NULL, shm_mapped.area);
cras_shm_copy_shared_config(&shm_mapped);
EXPECT_EQ(cras_shm_used_size(&shm_mapped), cras_shm_used_size(shm_ret));
shmdt(shm_mapped.area);
cras_rstream_destroy(s);
}
TEST_F(RstreamTestSuite, CreateInput) {
struct cras_rstream *s;
struct cras_audio_format fmt_ret;
struct cras_audio_shm *shm_ret;
struct cras_audio_shm shm_mapped;
int rc, key_ret, shmid;
size_t shm_size;
rc = cras_rstream_create(555,
CRAS_STREAM_TYPE_DEFAULT,
CRAS_STREAM_INPUT,
&fmt_,
4096,
2048,
NULL,
&s);
EXPECT_EQ(0, rc);
EXPECT_NE((void *)NULL, s);
EXPECT_EQ(4096, cras_rstream_get_buffer_size(s));
EXPECT_EQ(2048, cras_rstream_get_cb_threshold(s));
EXPECT_EQ(CRAS_STREAM_TYPE_DEFAULT, cras_rstream_get_type(s));
EXPECT_EQ(CRAS_STREAM_INPUT, cras_rstream_get_direction(s));
EXPECT_NE((void *)NULL, cras_rstream_input_shm(s));
rc = cras_rstream_get_format(s, &fmt_ret);
EXPECT_EQ(0, rc);
EXPECT_TRUE(format_equal(&fmt_ret, &fmt_));
// Check if shm is really set up.
shm_ret = cras_rstream_input_shm(s);
ASSERT_NE((void *)NULL, shm_ret);
key_ret = cras_rstream_input_shm_key(s);
shm_size = cras_rstream_get_total_shm_size(s);
EXPECT_GT(shm_size, 4096);
shmid = shmget(key_ret, shm_size, 0600);
EXPECT_GE(shmid, 0);
shm_mapped.area = (struct cras_audio_shm_area *)shmat(shmid, NULL, 0);
EXPECT_NE((void *)NULL, shm_mapped.area);
cras_shm_copy_shared_config(&shm_mapped);
EXPECT_EQ(cras_shm_used_size(&shm_mapped), cras_shm_used_size(shm_ret));
shmdt(shm_mapped.area);
cras_rstream_destroy(s);
}
} // namespace
int main(int argc, char **argv) {
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
/* stubs */
extern "C" {
int cras_rclient_send_message(const struct cras_rclient *client,
const struct cras_message *msg)
{
return 0;
}
struct cras_audio_area *cras_audio_area_create(int num_channels) {
return NULL;
}
void cras_audio_area_destroy(struct cras_audio_area *area) {
}
void cras_audio_area_config_channels(struct cras_audio_area *area,
const struct cras_audio_format *fmt) {
}
struct buffer_share *buffer_share_create(unsigned int buf_sz) {
return NULL;
}
void buffer_share_destroy(struct buffer_share *mix) {
}
int buffer_share_offset_update(struct buffer_share *mix, unsigned int id,
unsigned int frames) {
return 0;
}
unsigned int buffer_share_get_new_write_point(struct buffer_share *mix) {
return 0;
}
int buffer_share_add_id(struct buffer_share *mix, unsigned int id) {
return 0;
}
int buffer_share_rm_id(struct buffer_share *mix, unsigned int id) {
return 0;
}
unsigned int buffer_share_id_offset(const struct buffer_share *mix,
unsigned int id)
{
return 0;
}
}
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