Last minute fix to fade test

src/sppysound/audiofile.py

@@ -630,7 +630,7 @@ class AudioFile(object):
             position = self.ms_to_samps(position)
             # multiply samples by the fade values from the start position for
             # the duration of the fade
-            audio[-position:position-fade.size] *= fade
+            audio[-position-1-fade.size:-position-1] *= fade
             # zero any samples after the fade in
             audio[-position-fade.size:] *= 0
         else:

src/tests/audiofile_tests.py

@@ -472,7 +472,7 @@ class FadeAudioTest(globalTests):
         self.test_audio = np.ones(88200)
         faded_audio = self.TestAudio.fade_audio(
             self.test_audio,
-            500,
+            0,
             1000,
             "out"
         )