Add testing for audio handlers

tests/test_filesystem.py

@@ -1,14 +1,16 @@
 import pytest
 
 from facefusion.download import conditional_download
-from facefusion.filesystem import is_file, is_directory, is_image, are_images, is_video, list_directory
+from facefusion.filesystem import is_file, is_directory, is_audio, is_image, are_images, is_video, filter_audio_paths, filter_image_paths, list_directory
 
 
 @pytest.fixture(scope = 'module', autouse = True)
 def before_all() -> None:
 	conditional_download('.assets/examples',
 	[
-		'https://github.com/facefusion/facefusion-assets/releases/download/examples/source.jpg'
+		'https://github.com/facefusion/facefusion-assets/releases/download/examples/source.jpg',
+		'https://github.com/facefusion/facefusion-assets/releases/download/examples/source.mp3',
+		'https://github.com/facefusion/facefusion-assets/releases/download/examples/target-240p.mp4'
 	])
 
 
@@ -24,6 +26,12 @@ def test_is_directory() -> None:
 	assert is_directory('invalid') is False
 
 
+def test_is_audio() -> None:
+	assert is_audio('.assets/examples/source.mp3') is True
+	assert is_audio('.assets/examples/source.jpg') is False
+	assert is_audio('invalid') is False
+
+
 def test_is_image() -> None:
 	assert is_image('.assets/examples/source.jpg') is True
 	assert is_image('.assets/examples/target-240p.mp4') is False
@@ -42,6 +50,18 @@ def test_is_video() -> None:
 	assert is_video('invalid') is False
 
 
+def test_filter_audio_paths() -> None:
+	assert filter_audio_paths([ '.assets/examples/source.jpg', '.assets/examples/source.mp3' ]) == [ '.assets/examples/source.mp3' ]
+	assert filter_audio_paths([ '.assets/examples/source.jpg', '.assets/examples/source.jpg' ]) == []
+	assert filter_audio_paths([ 'invalid' ]) == []
+
+
+def test_filter_image_paths() -> None:
+	assert filter_image_paths([ '.assets/examples/source.jpg', '.assets/examples/source.mp3' ]) == [ '.assets/examples/source.jpg' ]
+	assert filter_image_paths([ '.assets/examples/source.mp3', '.assets/examples/source.mp3' ]) == []
+	assert filter_audio_paths([ 'invalid' ]) == []
+
+
 def test_list_directory() -> None:
 	assert list_directory('.assets/examples')
 	assert list_directory('.assets/examples/source.jpg') is None