from pcmt.schema import atoms_to_cell, stable_hash, validate_trace_row


def test_trace_row_validation_accepts_required_schema():
    row = {
        "video_id": "clip",
        "window_start": 0,
        "window_end": 2,
        "visual_atoms": atoms_to_cell(["speaker_visible"]),
        "audio_atoms": atoms_to_cell(["speech"]),
        "subtitle_ocr_atoms": atoms_to_cell(["subtitle_speech"]),
        "edit_type": "none",
        "formula_verdict": "true",
        "certificate_hash": stable_hash({"ok": True}),
        "counterexample_window": "",
        "defect_score": "0.0",
    }
    assert validate_trace_row(row) == []


def test_trace_row_validation_rejects_bad_score():
    row = {
        "video_id": "clip",
        "window_start": 0,
        "window_end": 2,
        "visual_atoms": "[]",
        "audio_atoms": "[]",
        "subtitle_ocr_atoms": "[]",
        "edit_type": "none",
        "formula_verdict": "true",
        "certificate_hash": stable_hash({"ok": True}),
        "counterexample_window": "",
        "defect_score": "4.0",
    }
    assert "defect_score must be in [0, 1]" in validate_trace_row(row)