Fixed issue where file extenions not found and auth timeout

tests/test_extension_debug.py

@@ -0,0 +1,64 @@
+#!/usr/bin/env python3
+"""
+Test script to debug file extension detection issues
+"""
+
+import sys
+import os
+sys.path.insert(0, os.path.dirname(__file__))
+
+from unittest.mock import MagicMock
+from bdfr.resource import Resource
+
+def test_extension_detection():
+    """Test extension detection with various URL patterns"""
+
+    test_cases = [
+        # Standard URLs with extensions
+        ("https://example.com/image.jpg", ".jpg"),
+        ("https://example.com/video.mp4", ".mp4"),
+        ("https://files.example.com/document.pdf", ".pdf"),
+
+        # URLs without extensions
+        ("https://example.com/api/data", None),
+        ("https://example.com/path/without/extension", None),
+
+        # URLs with query parameters
+        ("https://example.com/image.jpg?size=large", ".jpg"),
+        ("https://example.com/video.mp4?utm_source=test", ".mp4"),
+
+        # URLs with fragments
+        ("https://example.com/image.png#section", ".png"),
+
+        # Complex paths
+        ("https://imgur.com/a/gallery123", None),
+        ("https://reddit.com/r/test/abc123_def456_789", None),
+
+        # Edge cases that might cause weird names
+        ("https://example.com/L7SW9E~G", None),
+        ("https://example.com/temp/file", None),
+
+        # Reddit media URLs (the actual issue)
+        ("https://www.reddit.com/media?url=https%3A%2F%2Fi.redd.it%2Fr2mv10i4vkfd1.jpeg", ".jpeg"),
+        ("https://i.redd.it/r2mv10i4vkfd1.jpeg", ".jpeg"),
+    ]
+
+    print("Testing extension detection with various URLs:")
+    print("=" * 60)
+
+    for url, expected in test_cases:
+        # Create a mock submission
+        mock_submission = MagicMock()
+        mock_submission.id = "test123"
+
+        # Create resource and test extension detection
+        resource = Resource(mock_submission, url, lambda: None)
+
+        print(f"URL: {url}")
+        print(f"Expected: {expected}")
+        print(f"Detected: {resource.extension}")
+        print(f"Match: {'YES' if resource.extension == expected else 'NO'}")
+        print("-" * 40)
+
+if __name__ == "__main__":
+    test_extension_detection()