shithub: mp3dec

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test: improve coverage

--- a/minimp3_test.c

+++ b/minimp3_test.c

@@ -70,13 +70,23 @@

     return data;

 }

+static int io_num, fail_io_num = -1;

+

 static size_t read_cb(void *buf, size_t size, void *user_data)

 {

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

+    if (fail_io_num == io_num)

+        return -1;

+    io_num++;

     return fread(buf, 1, size, (FILE*)user_data);

 }

 static int seek_cb(uint64_t position, void *user_data)

 {

+    /*printf("%d seek_cb(%d)\n", io_num, (int)position);*/

+    if (fail_io_num == io_num)

+        return -1;

+    io_num++;

     return fseek((FILE*)user_data, position, SEEK_SET);

 }

@@ -356,6 +366,7 @@

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

         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;

         default:

             printf("error: unrecognized option\n");

             return 1;

--- a/scripts/build.sh

+++ b/scripts/build.sh

@@ -34,6 +34,12 @@

 ./minimp3 vectors/l3-nonstandard-id3v1.bit vectors/ILL2_mono.pcm

 ./minimp3 vectors/l3-nonstandard-id3v1.bit - temp.pcm

 rm temp.pcm

+./minimp3 -m 8 -e 0 vectors/l3-sin1k0db.bit vectors/l3-sin1k0db.pcm

+./minimp3 -m 8 -e 1 vectors/l3-sin1k0db.bit vectors/l3-sin1k0db.pcm

+./minimp3 -m 8 -e 2 vectors/l3-sin1k0db.bit vectors/l3-sin1k0db.pcm

+./minimp3 -m 8 -e 3 vectors/l3-sin1k0db.bit vectors/l3-sin1k0db.pcm

+./minimp3 -m 8 -e 4 vectors/l3-sin1k0db.bit vectors/l3-sin1k0db.pcm

+./minimp3 -m 8 -e 5 vectors/l3-sin1k0db.bit vectors/l3-sin1k0db.pcm

 set -e

 gcov minimp3_test.c