Add smoke test

test/torchaudio_unittest/sox_effect/smoke_test.py

@@ -43,7 +43,7 @@ def test_apply_effects_tensor(self, args):
         load_params("sox_effect_test_args.json"),
         name_func=lambda f, i, p: f'{f.__name__}_{i}_{p.args[0]["effects"][0][0]}',
     )
-    def test_apply_effects(self, args):
+    def test_apply_effects_file(self, args):
         """`apply_effects_file` should return identical data as sox command"""
         dtype = 'int32'
         channels_first = True
@@ -57,3 +57,23 @@ def test_apply_effects(self, args):
 
         _found, _sr = sox_effects.apply_effects_file(
             input_path, effects, normalize=False, channels_first=channels_first)
+
+    @parameterized.expand(
+        load_params("sox_effect_test_args.json"),
+        name_func=lambda f, i, p: f'{f.__name__}_{i}_{p.args[0]["effects"][0][0]}',
+    )
+    def test_apply_effects_fileobj(self, args):
+        """`apply_effects_file` should return identical data as sox command"""
+        dtype = 'int32'
+        channels_first = True
+        effects = args['effects']
+        num_channels = args.get("num_channels", 2)
+        input_sr = args.get("input_sample_rate", 8000)
+
+        input_path = self.get_temp_path('input.wav')
+        data = get_wav_data(dtype, num_channels, channels_first=channels_first)
+        save_wav(input_path, data, input_sr, channels_first=channels_first)
+
+        with open(input_path, 'rb') as fileobj:
+            _found, _sr = sox_effects.apply_effects_file(
+                fileobj, effects, normalize=False, channels_first=channels_first)