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| 1 | +/* |
| 2 | + * test-codec-aptx.c |
| 3 | + * SPDX-FileCopyrightText: 2026 BlueALSA developers |
| 4 | + * SPDX-License-Identifier: MIT |
| 5 | + */ |
| 6 | + |
| 7 | +#if HAVE_CONFIG_H |
| 8 | +# include <config.h> |
| 9 | +#endif |
| 10 | + |
| 11 | +#include <stdint.h> |
| 12 | +#include <stddef.h> |
| 13 | + |
| 14 | +#include <check.h> |
| 15 | + |
| 16 | +#include "codec-aptx.h" |
| 17 | +#include "shared/defs.h" |
| 18 | + |
| 19 | +#include "inc/check.inc" |
| 20 | + |
| 21 | +#if ENABLE_APTX |
| 22 | +CK_START_TEST(test_codec_aptx_encode) { |
| 23 | + |
| 24 | + const int16_t pcm[8] = { 0, 10, 100, 1000, 1000, 100, 10, 0 }; |
| 25 | + uint8_t out[8]; |
| 26 | + size_t len; |
| 27 | + |
| 28 | + HANDLE_APTX handle; |
| 29 | + ck_assert_ptr_nonnull(handle = aptxenc_init()); |
| 30 | + |
| 31 | + len = sizeof(out); |
| 32 | + /* Check too short input buffer. */ |
| 33 | + ck_assert_int_eq(aptxenc_encode(handle, pcm, ARRAYSIZE(pcm) - 2, out, &len), -1); |
| 34 | + |
| 35 | + len = 2; |
| 36 | + /* Check too short output buffer. */ |
| 37 | + ck_assert_int_eq(aptxenc_encode(handle, pcm, ARRAYSIZE(pcm), out, &len), -1); |
| 38 | + |
| 39 | + len = sizeof(out); |
| 40 | + /* Check proper encoding. */ |
| 41 | + ck_assert_int_eq(aptxenc_encode(handle, pcm, ARRAYSIZE(pcm), out, &len), 8); |
| 42 | + const uint8_t expected[4] = { 0x4B, 0xBF, 0x4B, 0xBF }; |
| 43 | + ck_assert_mem_eq(out, expected, sizeof(expected)); |
| 44 | + ck_assert_int_eq(len, 4); |
| 45 | + |
| 46 | + aptxenc_destroy(handle); |
| 47 | + |
| 48 | +} CK_END_TEST |
| 49 | +#endif |
| 50 | + |
| 51 | +#if ENABLE_APTX && HAVE_APTX_DECODE |
| 52 | +CK_START_TEST(test_codec_aptx_decode) { |
| 53 | + |
| 54 | + const uint8_t enc[4] = { 0x4B, 0xBF, 0x4B, 0xBF }; |
| 55 | + int16_t out[16]; |
| 56 | + size_t samples; |
| 57 | + |
| 58 | + HANDLE_APTX handle; |
| 59 | + ck_assert_ptr_nonnull(handle = aptxdec_init()); |
| 60 | + |
| 61 | + samples = sizeof(out); |
| 62 | + /* Check too short input buffer. */ |
| 63 | + ck_assert_int_eq(aptxdec_decode(handle, enc, sizeof(enc) - 2, out, &samples), -1); |
| 64 | + |
| 65 | + samples = 2; |
| 66 | + /* Check too short output buffer. */ |
| 67 | + ck_assert_int_eq(aptxdec_decode(handle, enc, sizeof(enc), out, &samples), -1); |
| 68 | + |
| 69 | + samples = sizeof(out); |
| 70 | + /* Check proper decoding. */ |
| 71 | + ck_assert_int_eq(aptxdec_decode(handle, enc, sizeof(enc), out, &samples), 4); |
| 72 | + /* Initial sync-word decoding does not output any samples. */ |
| 73 | + ck_assert_int_eq(samples, 0); |
| 74 | + |
| 75 | + aptxdec_destroy(handle); |
| 76 | + |
| 77 | +} CK_END_TEST |
| 78 | +#endif |
| 79 | + |
| 80 | +#if ENABLE_APTX_HD |
| 81 | +CK_START_TEST(test_codec_aptx_hd_encode) { |
| 82 | + |
| 83 | + const int32_t pcm[8] = { 0, 10, 100, 1000, 1000, 100, 10, 0 }; |
| 84 | + uint8_t out[8]; |
| 85 | + size_t len; |
| 86 | + |
| 87 | + HANDLE_APTX handle; |
| 88 | + ck_assert_ptr_nonnull(handle = aptxhdenc_init()); |
| 89 | + |
| 90 | + len = sizeof(out); |
| 91 | + /* Check too short input buffer. */ |
| 92 | + ck_assert_int_eq(aptxhdenc_encode(handle, pcm, ARRAYSIZE(pcm) - 2, out, &len), -1); |
| 93 | + |
| 94 | + len = 2; |
| 95 | + /* Check too short output buffer. */ |
| 96 | + ck_assert_int_eq(aptxhdenc_encode(handle, pcm, ARRAYSIZE(pcm), out, &len), -1); |
| 97 | + |
| 98 | + len = sizeof(out); |
| 99 | + /* Check proper encoding. */ |
| 100 | + ck_assert_int_eq(aptxhdenc_encode(handle, pcm, ARRAYSIZE(pcm), out, &len), 8); |
| 101 | + const uint8_t expected[6] = { 0x73, 0xBE, 0xFF, 0x73, 0xBE, 0xFF }; |
| 102 | + ck_assert_mem_eq(out, expected, sizeof(expected)); |
| 103 | + ck_assert_int_eq(len, 6); |
| 104 | + |
| 105 | + aptxhdenc_destroy(handle); |
| 106 | + |
| 107 | +} CK_END_TEST |
| 108 | +#endif |
| 109 | + |
| 110 | +#if ENABLE_APTX_HD && HAVE_APTX_HD_DECODE |
| 111 | +CK_START_TEST(test_codec_aptx_hd_decode) { |
| 112 | + |
| 113 | + const uint8_t enc[6] = { 0x73, 0xBE, 0xFF, 0x73, 0xBE, 0xFF }; |
| 114 | + int32_t out[16]; |
| 115 | + size_t samples; |
| 116 | + |
| 117 | + HANDLE_APTX handle; |
| 118 | + ck_assert_ptr_nonnull(handle = aptxhddec_init()); |
| 119 | + |
| 120 | + samples = sizeof(out); |
| 121 | + /* Check too short input buffer. */ |
| 122 | + ck_assert_int_eq(aptxhddec_decode(handle, enc, sizeof(enc) - 2, out, &samples), -1); |
| 123 | + |
| 124 | + samples = 2; |
| 125 | + /* Check too short output buffer. */ |
| 126 | + ck_assert_int_eq(aptxhddec_decode(handle, enc, sizeof(enc), out, &samples), -1); |
| 127 | + |
| 128 | + samples = sizeof(out); |
| 129 | + /* Check proper decoding. */ |
| 130 | + ck_assert_int_eq(aptxhddec_decode(handle, enc, sizeof(enc), out, &samples), 6); |
| 131 | + /* Initial sync-word decoding does not output any samples. */ |
| 132 | + ck_assert_int_eq(samples, 0); |
| 133 | + |
| 134 | + aptxhddec_destroy(handle); |
| 135 | + |
| 136 | +} CK_END_TEST |
| 137 | +#endif |
| 138 | + |
| 139 | +int main(void) { |
| 140 | + |
| 141 | + Suite * s = suite_create(__FILE__); |
| 142 | + TCase * tc = tcase_create(__FILE__); |
| 143 | + SRunner * sr = srunner_create(s); |
| 144 | + |
| 145 | + suite_add_tcase(s, tc); |
| 146 | + |
| 147 | +#if ENABLE_APTX |
| 148 | + tcase_add_test(tc, test_codec_aptx_encode); |
| 149 | +#endif |
| 150 | +#if ENABLE_APTX && HAVE_APTX_DECODE |
| 151 | + tcase_add_test(tc, test_codec_aptx_decode); |
| 152 | +#endif |
| 153 | +#if ENABLE_APTX_HD |
| 154 | + tcase_add_test(tc, test_codec_aptx_hd_encode); |
| 155 | +#endif |
| 156 | +#if ENABLE_APTX_HD && HAVE_APTX_HD_DECODE |
| 157 | + tcase_add_test(tc, test_codec_aptx_hd_decode); |
| 158 | +#endif |
| 159 | + |
| 160 | + srunner_run_all(sr, CK_ENV); |
| 161 | + int nf = srunner_ntests_failed(sr); |
| 162 | + srunner_free(sr); |
| 163 | + |
| 164 | + return nf == 0 ? 0 : 1; |
| 165 | +} |
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