shithub: mp3dec

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test: improve coverage

--- a/minimp3_test.c

+++ b/minimp3_test.c

@@ -1,3 +1,16 @@

+#include <stdio.h>

+#include <stdlib.h>

+static int malloc_num = 0, fail_malloc_num = -1;

+static void *local_malloc(size_t size)

+{

+    /*printf("%d malloc_num(%d)\n", malloc_num, (int)size);*/

+    if (fail_malloc_num == malloc_num)

+        return 0;

+    malloc_num++;

+    return malloc(size);

+}

+#define malloc local_malloc

+

 /*#define MINIMP3_ONLY_MP3*/

 /*#define MINIMP3_ONLY_SIMD*/

 /*#define MINIMP3_NONSTANDARD_BUT_LOGICAL*/

@@ -63,8 +76,13 @@

     if (fseek(file, 0, SEEK_SET))

         return 0;

     data = (unsigned char*)malloc(*data_size);

-    if (!data)

-        return 0;

+#define FAIL_MEM(data) \

+    if (!(data)) \

+    { \

+        printf("error: not enough memory\n"); \

+        exit(1); \

+    }

+    FAIL_MEM(data);

     if ((int)fread(data, 1, *data_size, file) != *data_size)

         exit(1);

     return data;

@@ -159,6 +177,7 @@

     } else if (MODE_LOAD_CB == mode)

     {

         uint8_t *io_buf = malloc(MINIMP3_IO_SIZE);

+        FAIL_MEM(io_buf);

         FILE *file = fopen(input_file_name, "rb");

         io.read_data = io.seek_data = file;

         res = file ? mp3dec_load_cb(&mp3d, &io, io_buf, MINIMP3_IO_SIZE, &info, 0, 0) : MP3D_E_IOERROR;

@@ -182,6 +201,7 @@

     } else if (MODE_ITERATE_CB == mode)

     {

         uint8_t *io_buf = malloc(MINIMP3_IO_SIZE);

+        FAIL_MEM(io_buf);

         FILE *file = fopen(input_file_name, "rb");

         io.read_data = io.seek_data = file;

         frames_iterate_data d = { &mp3d, &info, 0 };

@@ -217,6 +237,7 @@

         }

         info.samples = dec.samples;

         info.buffer  = malloc(dec.samples*sizeof(mp3d_sample_t));

+        FAIL_MEM(info.buffer);

         info.hz      = dec.info.hz;

         info.layer   = dec.info.layer;

         info.channels = dec.info.channels;

@@ -299,6 +320,7 @@

     }

 #ifdef MINIMP3_FLOAT_OUTPUT

     int16_t *buffer = malloc(info.samples*sizeof(int16_t));

+    FAIL_MEM(buffer);

     mp3dec_f32_to_s16(info.buffer, buffer, info.samples);

     free(info.buffer);

 #else

@@ -505,6 +527,7 @@

         case 's': i++; if (i < argc) position = atoi(argv[i]); break;

         case 'p': i++; if (i < argc) portion  = atoi(argv[i]); break;

         case 'e': i++; if (i < argc) fail_io_num = atoi(argv[i]); break;

+        case 'f': i++; if (i < argc) fail_malloc_num = atoi(argv[i]); break;

         case 'b': seek_to_byte = 1; break;

         case 't': do_self_test = 1; break;

         default:

--- a/scripts/build.sh

+++ b/scripts/build.sh

@@ -71,6 +71,11 @@

 [[ "$(./minimp3 -m 6 -s 215 -b vectors/l3-sin1k0db.bit -)" != "rate=44100 samples=725760 max_diff=0 PSNR=99.000000" ]] && echo fail && exit 1 || echo pass

 [[ "$(./minimp3 -m 6 -s 633 -b vectors/l3-sin1k0db.bit -)" != "rate=44100 samples=723456 max_diff=0 PSNR=99.000000" ]] && echo fail && exit 1 || echo pass

+

+[[ "$(./minimp3 -f 0 vectors/l3-sin1k0db.bit vectors/l3-sin1k0db.pcm)" != "error: not enough memory" ]] && echo fail && exit 1 || echo pass

+[[ "$(./minimp3 -f 1 vectors/l3-sin1k0db.bit vectors/l3-sin1k0db.pcm)" != "error: read function failed, code=-2" ]] && echo fail && exit 1 || echo pass

+

+[[ "$(./minimp3 -m 8 -f 0 vectors/l3-sin1k0db.bit)" != "error: mp3dec_ex_open()=-2 failed" ]] && echo fail && exit 1 || echo pass

 set -e

 ./minimp3 -m 6 -s 215 -b vectors/l3-sin1k0db.bit vectors/l3-sin1k0db.pcm