feat: add pytest configuration and implement tests for file and metadata extraction

renamer/test/test_mediainfo_extractor.py

@@ -0,0 +1,38 @@
+import pytest
+from pathlib import Path
+from renamer.extractors.mediainfo_extractor import MediaInfoExtractor
+
+
+class TestMediaInfoExtractor:
+    @pytest.fixture
+    def extractor(self):
+        return MediaInfoExtractor()
+
+    @pytest.fixture
+    def test_file(self):
+        """Use the filenames.txt file for testing"""
+        return Path(__file__).parent / "filenames.txt"
+
+    def test_extract_resolution(self, extractor, test_file):
+        """Test extracting resolution from media info"""
+        resolution = extractor.extract_resolution(test_file)
+        # Text files don't have video resolution
+        assert resolution is None
+
+    def test_extract_hdr(self, extractor, test_file):
+        """Test extracting HDR info"""
+        hdr = extractor.extract_hdr(test_file)
+        # Text files don't have HDR
+        assert hdr is None
+
+    def test_extract_audio_langs(self, extractor, test_file):
+        """Test extracting audio languages"""
+        langs = extractor.extract_audio_langs(test_file)
+        # Text files don't have audio tracks
+        assert langs == ''
+
+    def test_extract_video_dimensions(self, extractor, test_file):
+        """Test extracting video dimensions"""
+        dims = extractor.extract_video_dimensions(test_file)
+        # Text files don't have video dimensions
+        assert dims is None