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import csv
from pathlib import Path
from src.config_loader import FaceLoggingSettings
from src.face_logger import FaceLogger
from src.models import FaceTrackState, HeadPoseResult
def test_face_logs_success_failure_bom_and_summary_deduplication(tmp_path: Path) -> None:
logger = FaceLogger(FaceLoggingSettings(True, True, True, 1, str(tmp_path)), "exp", "20260101_000000")
logger.open()
success = HeadPoseResult(1, 1, "now", .1, True, True, 1.0, -2.0, 3.0, 468, None, .9)
failure = HeadPoseResult(1, 2, "later", .2, False, False, None, None, None, 0, None, None, "face_not_detected")
logger.write_results([success, failure])
state = FaceTrackState(1, total_frames=2, face_detected_frames=1, pose_estimated_frames=1,
last_pitch=1.0, last_yaw=-2.0, last_roll=3.0, min_yaw=-2.0,
max_yaw=-2.0, yaw_sum=-2.0, last_result=failure, finalized=True)
logger.write_summary(state)
logger.write_summary(state)
logger.close()
logger.close()
paths = list(tmp_path.glob("*.csv"))
assert len(paths) == 2
assert all(path.read_bytes().startswith(b"\xef\xbb\xbf") for path in paths)
frame_path = next(path for path in paths if "frames" in path.name)
with frame_path.open(encoding="utf-8-sig", newline="") as stream:
rows = list(csv.DictReader(stream))
assert len(rows) == 2 and rows[1]["failure_reason"] == "face_not_detected"
assert "yaw" in rows[0]
summary_path = next(path for path in paths if "summary" in path.name)
with summary_path.open(encoding="utf-8-sig", newline="") as stream:
assert len(list(csv.DictReader(stream))) == 1