# HG changeset patch
# User Amine Sehili <amine.sehili@gmail.com>
# Date 1549481311 -3600
# Node ID 3594fdb0703ddb0a7f619f439d2abca97c5203bf
# Parent  7db4af2fefe4596075c0e6f4b9164dea00e115fc
Add tests for _load_raw missing audio parameter

diff -r 7db4af2fefe4 -r 3594fdb0703d tests/test_io.py
--- a/tests/test_io.py	Wed Feb 06 20:17:42 2019 +0100
+++ b/tests/test_io.py	Wed Feb 06 20:28:31 2019 +0100
@@ -12,6 +12,7 @@
     AudioParameterError,
     BufferAudioSource,
     check_audio_data,
+    _get_audio_parameters,
     _array_to_bytes,
     _mix_audio_channels,
     _extract_selected_channel,
@@ -428,6 +429,18 @@
         self.assertEqual(audio_source.channels, 1)
 
     @genty_dataset(
+        missing_sampling_rate=("sr",),
+        missing_sample_width=("sw",),
+        missing_channels=("ch",),
+    )
+    def test_load_raw_missing_audio_param(self, missing_param):
+        with self.assertRaises(AudioParameterError):
+            params = AUDIO_PARAMS_SHORT.copy()
+            del params[missing_param]
+            srate, swidth, channels, _ = _get_audio_parameters(params)
+            _load_raw("audio", srate, swidth, channels)
+
+    @genty_dataset(
         mono=("mono_400Hz.wav", (400,)),
         three_channel=("3channel_400-800-1600Hz.wav", (400, 800, 1600)),
     )