tests/testdecoding.py: add resampling and stereo tests

diff --git a/tests/testdecoding.py b/tests/testdecoding.py
index 042c964dc23f31bdb1ed525cd68053bc13abfc09..e5c318f7a175c3a942012ba636a91034ebcbf072 100644 (file)
--- a/tests/testdecoding.py
+++ b/tests/testdecoding.py
@@ -7,7 +7,7 @@ class TestDecoding(TestCase):
     "Test the low level streaming features"
 
     def setUp(self):
-        pass
+        self.samplerate, self.channels, self.nframes = None, None, None
    
     def testWav(self):
         "Test wav decoding"
@@ -27,7 +27,8 @@ class TestDecoding(TestCase):
 
     def tearDown(self):
         decoder = FileDecoder(self.source)
-        decoder.setup()
+
+        decoder.setup(samplerate = self.samplerate, channels = self.channels, nframes = self.nframes)
 
         totalframes = 0.
 
@@ -38,13 +39,43 @@ class TestDecoding(TestCase):
 
         decoder.release()
 
+        if 0:
+          print "input / output_samplerate:",   decoder.input_samplerate, '/', decoder.output_samplerate,
+          ratio = decoder.output_samplerate / float(decoder.input_samplerate)
+          print "ratio:",             ratio
+          print "input / output_channels:",   decoder.input_channels, decoder.output_channels
+          print "input_duration:",     decoder.input_duration
+          print "input_total_frames:", decoder.input_total_frames
+
+        """
         # FIXME compute actual number of frames from file
         if os.path.splitext(self.source)[-1].lower() == '.mp3':
-            self.assertEquals(totalframes, 355969)
+            self.assertEquals(totalframes, ratio * 355969 )
         elif os.path.splitext(self.source)[-1].lower() == '.ogg':
-            self.assertEquals(totalframes, 352833)
+            self.assertEquals(totalframes, ratio * 352833)
         else:
-            self.assertEquals(totalframes, 352801)
+            self.assertEquals(totalframes, ratio * 352801)
+        """
+
+class TestDecodingStereo(TestDecoding):
+
+    def setUp(self):
+        self.samplerate, self.channels, self.nframes = None, 2, None
+
+class TestDecodingResampling(TestDecoding):
+
+    def setUp(self):
+        self.samplerate, self.channels, self.nframes = 16000, None, None
+
+class TestDecodingStereoResampling(TestDecoding):
+
+    def setUp(self):
+        self.samplerate, self.channels, self.nframes = 32000, 2, None
+
+class TestDecodingStereoUpsampling(TestDecoding):
+
+    def setUp(self):
+        self.samplerate, self.channels, self.nframes = 96000, 2, None
 
 if __name__ == '__main__':
     unittest.main(testRunner=TestRunner())