+
+int test_wrong_params(void)
+{
+ char_t *uri = DEFINEDSTRING(AUBIO_TESTS_SOURCE);
+ uint_t samplerate = 44100;
+ uint_t hop_size = 512;
+ uint_t channels, read = 0;
+ fvec_t *vec;
+ fmat_t *mat;
+ aubio_source_t *s;
+
+ if (new_aubio_source(0, samplerate, hop_size)) return 1;
+ if (new_aubio_source('\0', samplerate, hop_size)) return 1;
+ if (new_aubio_source(uri, -1, hop_size)) return 1;
+ if (new_aubio_source(uri, 0, 0)) return 1;
+
+ s = new_aubio_source(uri, samplerate, hop_size);
+ if (!s) return 1;
+ channels = aubio_source_get_channels(s);
+
+ // vector to read downmixed samples
+ vec = new_fvec(hop_size);
+ // matrix to read individual channels
+ mat = new_fmat(channels, hop_size);
+
+ if (aubio_source_get_samplerate(s) != samplerate) return 1;
+
+ // read first hop_size frames
+ aubio_source_do(s, vec, &read);
+ if (read != hop_size) return 1;
+
+ // seek to 0
+ if(aubio_source_seek(s, 0)) return 1;
+
+ // read again as multiple channels
+ aubio_source_do_multi(s, mat, &read);
+ if (read != hop_size) return 1;
+
+ // close the file (optional)
+ aubio_source_close(s);
+ // test closing the file a second time
+ aubio_source_close(s);
+
+ del_aubio_source(s);
+ del_fmat(mat);
+ del_fvec(vec);
+
+ return run_on_default_source(main);
+}