48     struct cras_audio_shm* shm =  in InitShm()  local
49         static_cast<struct cras_audio_shm*>(calloc(1, sizeof(*shm)));  in InitShm()
50     shm->header =  in InitShm()
51         static_cast<cras_audio_shm_header*>(calloc(1, sizeof(*shm->header)));  in InitShm()
52     cras_shm_set_frame_bytes(shm, 4);  in InitShm()
54     cras_shm_set_used_size(shm, used_size);  in InitShm()
55     shm->samples_info.length = used_size * 2;  in InitShm()
56     memcpy(&shm->header->config, &shm->config, sizeof(shm->config));  in InitShm()
57     return shm;  in InitShm()
82     if (stream_.shm) {  in TearDown()
83       free(stream_.shm->header);  in TearDown()
85     free(stream_.shm);  in TearDown()
86     stream_.shm = NULL;  in TearDown()
122   struct cras_audio_shm* shm;  in TEST_F()  local
127   shm = InitShm();  in TEST_F()
128   stream_.shm = shm;  in TEST_F()
134   shm->header->write_buf_idx = 0;  in TEST_F()
135   shm->header->read_buf_idx = 0;  in TEST_F()
136   shm->header->write_offset[0] = 480 * 4;  in TEST_F()
137   shm->header->read_offset[0] = 0;  in TEST_F()
145   EXPECT_EQ(cras_shm_buff_for_idx(shm, 0), samples_ready_samples_value);  in TEST_F()
146   EXPECT_EQ(1, shm->header->read_buf_idx);  in TEST_F()
147   EXPECT_EQ(0, shm->header->write_offset[0]);  in TEST_F()
148   EXPECT_EQ(0, shm->header->read_offset[0]);  in TEST_F()
152   shm->header->read_buf_idx = 0;  in TEST_F()
153   shm->header->write_offset[0] = 0;  in TEST_F()
154   shm->header->read_offset[0] = 0;  in TEST_F()
157   EXPECT_EQ(0, shm->header->read_buf_idx);  in TEST_F()
161   shm->header->read_buf_idx = 0;  in TEST_F()
162   shm->header->write_offset[0] = 123;  in TEST_F()
163   shm->header->read_offset[0] = 0;  in TEST_F()
166   EXPECT_EQ(0, shm->header->read_buf_idx);  in TEST_F()
197   EXPECT_EQ(header, stream_.shm->header);  in StreamConnected()
314   EXPECT_EQ(0.3f, cras_shm_get_volume_scaler(stream_.shm));  in TEST_F()
318   EXPECT_EQ(0.6f, cras_shm_get_volume_scaler(stream_.shm));  in TEST_F()
330   EXPECT_EQ(0.3f, cras_shm_get_volume_scaler(stream_.shm));  in TEST_F()
334   EXPECT_EQ(0.6f, cras_shm_get_volume_scaler(stream_.shm));  in TEST_F()