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tests/test_web_generator.py

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+import pytest
+from pathlib import Path
+from tweet_classifier.web_generator import WebReportGenerator
+
+def test_web_generator_finds_csv_in_output_dir(tmp_path):
+    output_dir = tmp_path / "ok"
+    output_dir.mkdir()
+    
+    # Create a CSV in output_dir
+    csv_file = output_dir / "my_tweets.csv"
+    csv_file.write_text("filepath,status,detected_category,confidence,ocr_text\n/path/to/img,processed,Cat,0.9,Text")
+    
+    # Instantiate with a non-existent path but pointing to the output_dir
+    # The WebReportGenerator will now check in output_dir
+    generator = WebReportGenerator(csv_path=Path("my_tweets.csv"), output_dir=output_dir)
+    
+    # This should now point to output_dir / "my_tweets.csv"
+    assert generator.csv_path.exists()
+    assert generator.csv_path == csv_file