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

renamer/test/test_filename_extractor.py

@@ -0,0 +1,53 @@
+import pytest
+from pathlib import Path
+from ..extractors.filename_extractor import FilenameExtractor
+
+
+def load_test_filenames():
+    """Load test filenames from filenames.txt"""
+    test_file = Path(__file__).parent / "filenames.txt"
+    if test_file.exists():
+        with open(test_file, 'r', encoding='utf-8') as f:
+            return [line.strip() for line in f if line.strip()]
+    return []
+
+
+@pytest.mark.parametrize("filename", load_test_filenames())
+def test_extract_title(filename):
+    """Test title extraction from filename"""
+    file_path = Path(filename)
+    title = FilenameExtractor.extract_title(file_path)
+    # For now, just check it's not None and is string
+    assert isinstance(title, str) or title is None
+
+
+@pytest.mark.parametrize("filename", load_test_filenames())
+def test_extract_year(filename):
+    """Test year extraction from filename"""
+    file_path = Path(filename)
+    year = FilenameExtractor.extract_year(file_path)
+    # Print filename and extracted year clearly
+    print(f"\nFilename: \033[1;36m{filename}\033[0m")
+    print(f"Extracted year: \033[1;32m{year}\033[0m")
+    # Year should be None or 4-digit string
+    if year:
+        assert len(year) == 4 and year.isdigit()
+
+
+@pytest.mark.parametrize("filename", load_test_filenames())
+def test_extract_source(filename):
+    """Test source extraction from filename"""
+    file_path = Path(filename)
+    source = FilenameExtractor.extract_source(file_path)
+    # Source should be None or string
+    assert isinstance(source, str) or source is None
+
+
+@pytest.mark.parametrize("filename", load_test_filenames())
+def test_extract_resolution(filename):
+    """Test resolution extraction from filename"""
+    file_path = Path(filename)
+    resolution = FilenameExtractor.extract_resolution(file_path)
+    # Resolution should be None or string like '2160p'
+    if resolution:
+        assert 'p' in resolution or 'i' in resolution