1 // Copyright (c) 2013 The Chromium OS Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include <gtest/gtest.h> 6 7 extern "C" { 8 // Test static functions 9 #include "cras_audio_format.c" 10 } 11 12 namespace { 13 14 class ChannelConvMtxTestSuite : public testing::Test { 15 protected: 16 virtual void SetUp() { 17 int i; 18 in_fmt = cras_audio_format_create(SND_PCM_FORMAT_S16_LE, 44100, 6); 19 out_fmt = cras_audio_format_create(SND_PCM_FORMAT_S16_LE, 44100, 6); 20 for (i = 0; i < CRAS_CH_MAX; i++) { 21 in_fmt->channel_layout[i] = -1; 22 out_fmt->channel_layout[i] = -1; 23 } 24 } 25 26 virtual void TearDown() { 27 cras_audio_format_destroy(in_fmt); 28 cras_audio_format_destroy(out_fmt); 29 if (conv_mtx) 30 cras_channel_conv_matrix_destroy(conv_mtx, 6); 31 } 32 33 struct cras_audio_format *in_fmt; 34 struct cras_audio_format *out_fmt; 35 float **conv_mtx; 36 }; 37 38 TEST_F(ChannelConvMtxTestSuite, MatrixCreateSuccess) { 39 in_fmt->channel_layout[0] = 5; 40 in_fmt->channel_layout[1] = 4; 41 in_fmt->channel_layout[2] = 3; 42 in_fmt->channel_layout[3] = 2; 43 in_fmt->channel_layout[4] = 1; 44 in_fmt->channel_layout[5] = 0; 45 46 out_fmt->channel_layout[0] = 0; 47 out_fmt->channel_layout[1] = 1; 48 out_fmt->channel_layout[2] = 2; 49 out_fmt->channel_layout[3] = 3; 50 out_fmt->channel_layout[4] = 4; 51 out_fmt->channel_layout[5] = 5; 52 53 conv_mtx = cras_channel_conv_matrix_create(in_fmt, out_fmt); 54 ASSERT_NE(conv_mtx, (void *)NULL); 55 } 56 57 TEST_F(ChannelConvMtxTestSuite, MatrixCreateFail) { 58 in_fmt->channel_layout[0] = 5; 59 in_fmt->channel_layout[1] = 4; 60 in_fmt->channel_layout[2] = 3; 61 in_fmt->channel_layout[3] = 2; 62 in_fmt->channel_layout[4] = 1; 63 in_fmt->channel_layout[5] = 0; 64 65 out_fmt->channel_layout[0] = 0; 66 out_fmt->channel_layout[1] = 1; 67 out_fmt->channel_layout[2] = 2; 68 out_fmt->channel_layout[3] = 3; 69 out_fmt->channel_layout[4] = 4; 70 out_fmt->channel_layout[7] = 5; 71 72 conv_mtx = cras_channel_conv_matrix_create(in_fmt, out_fmt); 73 ASSERT_EQ(conv_mtx, (void *)NULL); 74 } 75 76 TEST_F(ChannelConvMtxTestSuite, SLSRToRRRL) { 77 in_fmt->channel_layout[0] = 0; 78 in_fmt->channel_layout[1] = 1; 79 in_fmt->channel_layout[4] = 2; 80 in_fmt->channel_layout[5] = 3; 81 /* Input format uses SL and SR*/ 82 in_fmt->channel_layout[6] = 4; 83 in_fmt->channel_layout[7] = 5; 84 85 out_fmt->channel_layout[0] = 0; 86 out_fmt->channel_layout[1] = 1; 87 /* Output format uses RR and RR */ 88 out_fmt->channel_layout[2] = 4; 89 out_fmt->channel_layout[3] = 5; 90 out_fmt->channel_layout[4] = 2; 91 out_fmt->channel_layout[5] = 3; 92 93 conv_mtx = cras_channel_conv_matrix_create(in_fmt, out_fmt); 94 ASSERT_NE(conv_mtx, (void *)NULL); 95 } 96 97 } // namespace 98 99 int main(int argc, char **argv) { 100 ::testing::InitGoogleTest(&argc, argv); 101 return RUN_ALL_TESTS(); 102 } 103
