"""Tests for tag-preprocessor orchestrator (analyze.py).""" from pathlib import Path import tempfile import sys sys.path.insert(0, str(Path(__file__).parent.parent)) from bex.tag_preprocessor.analyze import ( scan_directory, frequency_filter, infer, analyze_directory, _match_glob, ) def test_scan_directory_empty(): with tempfile.TemporaryDirectory() as td: result = scan_directory(td) assert result == {} print(" PASS test_scan_directory_empty") def test_scan_directory_groups_by_extension(): with tempfile.TemporaryDirectory() as td: d = Path(td) (d / "a.py").write_text("x = 1") (d / "b.py").write_text("y = 2") (d / "c.js").write_text("let x = 1;") (d / "d.rs").write_text("fn main() {}") result = scan_directory(td) assert ".py" in result assert ".js" in result assert ".rs" in result assert len(result[".py"]) == 2 assert len(result[".js"]) == 1 assert len(result[".rs"]) == 1 print(" PASS test_scan_directory_groups_by_extension") def test_scan_directory_skips_unsupported(): with tempfile.TemporaryDirectory() as td: d = Path(td) (d / "f.py").write_text("x = 1") (d / "f.txt").write_text("hello") (d / "f.md").write_text("# doc") result = scan_directory(td) assert ".py" in result assert ".txt" not in result assert ".md" not in result print(" PASS test_scan_directory_skips_unsupported") def test_scan_directory_nested(): with tempfile.TemporaryDirectory() as td: d = Path(td) (d / "sub").mkdir() (d / "sub" / "a.py").write_text("x = 1") (d / "b.py").write_text("y = 2") result = scan_directory(td) assert len(result[".py"]) == 2 print(" PASS test_scan_directory_nested") def test_scan_directory_skips_build_dirs(): with tempfile.TemporaryDirectory() as td: d = Path(td) (d / "src" / "main").mkdir(parents=True) (d / "build" / "reports").mkdir(parents=True) (d / "node_modules" / "pkg").mkdir(parents=True) (d / "src" / "main" / "app.py").write_text("x = 1") (d / "build" / "reports" / "report.js").write_text("let x = 1;") (d / "node_modules" / "pkg" / "index.js").write_text("let y = 2;") result = scan_directory(td) assert ".py" in result assert ".js" not in result assert len(result[".py"]) == 1 print(" PASS test_scan_directory_skips_build_dirs") def test_frequency_filter_nothing_to_filter(): sequences = [ [("function", "foo", 1), ("keyword.return", "return", 2)], [("function", "bar", 1), ("keyword.return", "return", 2)], ] filtered = frequency_filter(sequences, min_coverage=0.5) assert len(filtered) == 2 assert filtered == sequences print(" PASS test_frequency_filter_nothing_to_filter") def test_frequency_filter_removes_infrequent_symbol(): sequences = [ [("keyword.return", "return", 1)], [("keyword.return", "return", 1)], [("function", "rare_fn", 1)], ] filtered = frequency_filter(sequences, min_coverage=0.67) assert len(filtered) == 3 assert len(filtered[0]) == 1 # "return" kept assert len(filtered[1]) == 1 # "return" kept assert len(filtered[2]) == 0 # "rare_fn" removed print(" PASS test_frequency_filter_removes_infrequent_symbol") def test_frequency_filter_edge_empty_sequences(): assert frequency_filter([], min_coverage=0.5) == [] assert frequency_filter([[], []], min_coverage=0.5) == [[], []] print(" PASS test_frequency_filter_edge_empty_sequences") def test_infer_returns_ensemble_dict(): with tempfile.TemporaryDirectory() as td: d = Path(td) (d / "a.py").write_text("def foo():\n return 1") (d / "b.py").write_text("def bar():\n return 2") result = infer([str(d / "a.py"), str(d / "b.py")], ".py", min_coverage=0.5) assert isinstance(result, dict) assert "best" in result assert "all" in result assert "why" in result print(" PASS test_infer_returns_ensemble_dict") def test_match_glob(): assert _match_glob("/repo/src/main/app.kt", "**/src/main/**") assert _match_glob("/repo/src/main/org/app.kt", "**/src/main/**") assert _match_glob("/repo/src/main/deep/nested/app.kt", "**/src/main/**") assert not _match_glob("/repo/src/test/app.kt", "**/src/main/**") assert not _match_glob("/repo/build/app.kt", "**/src/main/**") print(" PASS test_match_glob") def test_analyze_directory_include_glob(): with tempfile.TemporaryDirectory() as td: d = Path(td) (d / "src" / "main").mkdir(parents=True) (d / "src" / "test").mkdir(parents=True) (d / "src" / "main" / "prod.py").write_text("def setup():\n pass\ndef run():\n return x") (d / "src" / "test" / "test_prod.py").write_text("def test_run():\n assert run() == x") results = analyze_directory(td, include="**/src/main/**") assert ".py" in results assert len(results[".py"]) >= 1 for label, r, count in results[".py"]: if r and r.get("best"): assert r["best"]["grammar"] is not None print(" PASS test_analyze_directory_include_glob") def test_infer_low_coverage_filters_noise(): with tempfile.TemporaryDirectory() as td: d = Path(td) (d / "common.py").write_text( "def setup():\n pass\ndef teardown():\n pass" ) (d / "rare.py").write_text( "def setup():\n pass\ndef one_off():\n raise Exception('boom')" ) result = infer( [str(d / "common.py"), str(d / "rare.py")], ".py", min_coverage=0.6 ) assert result["best"] is not None assert result["best"]["grammar"] is not None print(" PASS test_infer_low_coverage_filters_noise") def run_all(): tests = [ test_scan_directory_empty, test_scan_directory_groups_by_extension, test_scan_directory_skips_unsupported, test_scan_directory_nested, test_scan_directory_skips_build_dirs, test_match_glob, test_analyze_directory_include_glob, test_frequency_filter_nothing_to_filter, test_frequency_filter_removes_infrequent_symbol, test_frequency_filter_edge_empty_sequences, test_infer_returns_ensemble_dict, test_infer_low_coverage_filters_noise, ] passed = 0 failed = 0 for t in tests: try: t() passed += 1 except Exception as e: print(f" FAIL {t.__name__}: {e}") failed += 1 print(f"\n{passed} passed, {failed} failed") if __name__ == "__main__": run_all()