icassp2027-experiment/test_audit_easycom_floor_events.py

"""Tests for conservative EasyCom floor-event auditing."""

from __future__ import annotations

import unittest

from audit_easycom_floor_events import derive_eot_candidates
from derive_easycom_interaction_events import Rules, Utterance


def utterance(
    uid: str,
    participant: int,
    start: float,
    end: float,
    text: str,
    *,
    cross_clip: bool = False,
    starts_at_boundary: bool = False,
    ends_at_boundary: bool = False,
) -> Utterance:
    return Utterance(
        uid=uid,
        session="Session_7",
        clip_stem="00-00-000",
        clip_index=0,
        segment_id=0,
        participant_id=participant,
        target_of_speech=("Group",),
        transcription=text,
        source_start_frame=round(start * 20) + 1,
        source_end_frame=round(end * 20),
        dense_start_frame=round(start * 20),
        dense_end_frame_exclusive=round(end * 20),
        dense_start_seconds=start,
        dense_end_seconds=end,
        duration_seconds=end - start,
        starts_at_clip_boundary=starts_at_boundary,
        ends_at_clip_boundary=ends_at_boundary,
        annotation_end_frame_clamped_by=0,
        is_cross_clip_continuation=cross_clip,
    )


class EasyComFloorAuditTests(unittest.TestCase):
    def setUp(self) -> None:
        self.rules = Rules()

    def candidates(self, rows: list[Utterance]):
        return derive_eot_candidates(
            rows,
            camera_wearer_id=2,
            rules=self.rules,
        )

    def test_sustained_overlapping_incoming_speaker_is_positive_proxy(self) -> None:
        holder = utterance("holder", 4, 0.0, 2.0, "I finished my point.")
        incoming = utterance("incoming", 2, 1.7, 3.2, "Here is my response.")
        result = {row.holder_uid: row for row in self.candidates([holder, incoming])}
        self.assertEqual(
            result["holder"].category,
            "eot_positive_overlap_takeover_proxy",
        )
        self.assertEqual(result["holder"].incoming_uid, "incoming")

    def test_same_speaker_resumption_is_mid_turn_pause_negative(self) -> None:
        first = utterance("first", 4, 0.0, 1.0, "First clause.")
        resumed = utterance("resumed", 4, 1.3, 2.5, "Second clause.")
        result = {row.holder_uid: row for row in self.candidates([first, resumed])}
        self.assertEqual(
            result["first"].category,
            "eot_negative_mid_turn_pause_proxy",
        )
        self.assertAlmostEqual(result["first"].pause_seconds, 0.3)

    def test_long_same_speaker_gap_is_ambiguous(self) -> None:
        first = utterance("first", 4, 0.0, 1.0, "First clause.")
        resumed = utterance("resumed", 4, 4.0, 5.0, "Much later.")
        result = {row.holder_uid: row for row in self.candidates([first, resumed])}
        self.assertEqual(
            result["first"].category,
            "eot_ambiguous_long_same_speaker_gap",
        )

    def test_short_unresolved_incoming_speaker_is_kept_for_review(self) -> None:
        holder = utterance("holder", 4, 0.0, 1.0, "First speaker.")
        short = utterance("short", 2, 1.2, 1.6, "Maybe.")
        resumed = utterance("resumed", 4, 3.5, 4.5, "First speaker continues.")
        result = {
            row.holder_uid: row
            for row in self.candidates([holder, short, resumed])
        }
        self.assertEqual(
            result["holder"].category,
            "eot_ambiguous_short_or_unresolved_incoming",
        )
        self.assertEqual(result["holder"].incoming_uid, "short")

    def test_adjacent_cross_file_continuation_is_excluded(self) -> None:
        first = utterance(
            "first",
            4,
            0.0,
            60.0,
            "Continued [X]",
            ends_at_boundary=True,
        )
        resumed = utterance(
            "resumed",
            4,
            60.0,
            61.0,
            "[X] continuation",
            cross_clip=True,
            starts_at_boundary=True,
        )
        result = {row.holder_uid: row for row in self.candidates([first, resumed])}
        self.assertEqual(
            result["first"].category,
            "eot_excluded_file_continuation",
        )


if __name__ == "__main__":
    unittest.main()