264 lines
12 KiB
Python
264 lines
12 KiB
Python
"""Tests for Balabit Mouse Dynamics Challenge data adapter."""
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from __future__ import annotations
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from pathlib import Path
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import pytest
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def test_module_exports():
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"""The adapter module must export the public functions used by CLI."""
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from ai_mouse.data_adapters import balabit
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assert hasattr(balabit, "parse_session_csv")
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assert hasattr(balabit, "segment_by_clicks")
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assert hasattr(balabit, "filter_segments")
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assert hasattr(balabit, "process_session")
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assert hasattr(balabit, "MouseEvent")
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assert hasattr(balabit, "Segment")
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def test_mouse_event_dataclass():
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"""MouseEvent has expected fields."""
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from ai_mouse.data_adapters.balabit import MouseEvent
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e = MouseEvent(t_ms=100, button="NoButton", state="Move", x=300, y=400)
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assert e.t_ms == 100
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assert e.state == "Move"
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assert e.x == 300
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def test_segment_dataclass():
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"""Segment has expected fields."""
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from ai_mouse.data_adapters.balabit import MouseEvent, Segment
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events = [MouseEvent(t_ms=0, button="NoButton", state="Move", x=10, y=20)]
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s = Segment(events=events, click_x=100, click_y=200, click_t_ms=500, session_id="user1_s1")
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assert s.events == events
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assert s.click_x == 100
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assert s.session_id == "user1_s1"
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def _write_csv(path: Path, rows: list[str]) -> None:
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"""Helper to write a Balabit-format CSV with header."""
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header = "record timestamp,client timestamp,button,state,x,y"
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path.write_text(header + "\n" + "\n".join(rows) + "\n", encoding="utf-8")
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class TestParseSessionCsv:
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def test_parses_basic_rows(self, tmp_path):
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from ai_mouse.data_adapters.balabit import parse_session_csv
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csv = tmp_path / "session_1"
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_write_csv(csv, [
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"1500000000.000,0.000,NoButton,Move,100,200",
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"1500000000.050,0.050,NoButton,Move,110,210",
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"1500000000.100,0.100,Left,Pressed,120,220",
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])
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events = parse_session_csv(csv)
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assert len(events) == 3
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assert events[0].t_ms == 0
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assert events[0].state == "Move"
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assert events[0].x == 100
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assert events[2].t_ms == 100
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assert events[2].state == "Pressed"
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assert events[2].button == "Left"
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def test_handles_float_timestamps(self, tmp_path):
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"""Client timestamps are floats in seconds; we convert to int ms."""
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from ai_mouse.data_adapters.balabit import parse_session_csv
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csv = tmp_path / "session_2"
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_write_csv(csv, [
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"0,1.234,NoButton,Move,50,60",
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"0,1.250,NoButton,Move,55,65",
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])
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events = parse_session_csv(csv)
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assert events[0].t_ms == 1234
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assert events[1].t_ms == 1250
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def test_skips_malformed_rows(self, tmp_path):
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"""Rows with bad data are logged and skipped, not raised."""
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from ai_mouse.data_adapters.balabit import parse_session_csv
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csv = tmp_path / "session_3"
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_write_csv(csv, [
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"0,0.000,NoButton,Move,100,200",
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"BROKEN_ROW",
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"0,abc,NoButton,Move,100,200", # bad timestamp
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"0,0.100,NoButton,Move,150,250",
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])
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events = parse_session_csv(csv)
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assert len(events) == 2
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assert events[0].x == 100
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assert events[1].x == 150
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def test_returns_empty_list_for_empty_file(self, tmp_path):
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from ai_mouse.data_adapters.balabit import parse_session_csv
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csv = tmp_path / "session_4"
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csv.write_text("record timestamp,client timestamp,button,state,x,y\n", encoding="utf-8")
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events = parse_session_csv(csv)
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assert events == []
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class TestSegmentByClicks:
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def _make_event(self, t_ms: int, state: str, x: int, y: int, button: str = "NoButton"):
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from ai_mouse.data_adapters.balabit import MouseEvent
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return MouseEvent(t_ms=t_ms, button=button, state=state, x=x, y=y)
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def test_one_click_one_segment(self):
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from ai_mouse.data_adapters.balabit import segment_by_clicks
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events = [
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self._make_event(0, "Move", 10, 20),
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self._make_event(100, "Move", 50, 60),
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self._make_event(500, "Move", 100, 100),
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self._make_event(600, "Pressed", 110, 110, button="Left"),
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]
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segments = segment_by_clicks(events, window_ms=1200, session_id="test_s1")
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assert len(segments) == 1
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seg = segments[0]
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assert seg.click_x == 110
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assert seg.click_y == 110
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assert seg.click_t_ms == 600
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assert len(seg.events) == 3
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assert seg.session_id == "test_s1"
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def test_window_excludes_old_events(self):
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"""Move events earlier than (click_t - window_ms) are dropped."""
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from ai_mouse.data_adapters.balabit import segment_by_clicks
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events = [
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self._make_event(0, "Move", 10, 20), # too old
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self._make_event(100, "Move", 20, 30), # too old
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self._make_event(900, "Move", 30, 40), # in window
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self._make_event(1000, "Pressed", 40, 50, button="Left"),
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]
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segments = segment_by_clicks(events, window_ms=200, session_id="s")
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assert len(segments) == 1
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assert len(segments[0].events) == 1
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assert segments[0].events[0].t_ms == 900
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def test_multiple_clicks_multiple_segments(self):
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from ai_mouse.data_adapters.balabit import segment_by_clicks
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events = [
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self._make_event(0, "Move", 10, 20),
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self._make_event(100, "Pressed", 50, 50, button="Left"),
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self._make_event(200, "Released", 50, 50, button="Left"),
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self._make_event(300, "Move", 60, 60),
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self._make_event(400, "Move", 70, 70),
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self._make_event(500, "Pressed", 80, 80, button="Left"),
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]
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segments = segment_by_clicks(events, window_ms=1200, session_id="s")
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assert len(segments) == 2
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assert segments[0].click_x == 50
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assert segments[1].click_x == 80
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# Second segment's events must not include the first Pressed
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for e in segments[1].events:
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assert e.state == "Move"
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def test_skips_pressed_with_non_left_button(self):
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"""Right-clicks and wheel-clicks don't anchor segments (only Left)."""
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from ai_mouse.data_adapters.balabit import segment_by_clicks
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events = [
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self._make_event(0, "Move", 10, 20),
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self._make_event(100, "Pressed", 50, 50, button="Right"), # ignored
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self._make_event(200, "Move", 60, 60),
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self._make_event(300, "Pressed", 70, 70, button="Left"), # anchor
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]
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segments = segment_by_clicks(events, window_ms=1200, session_id="s")
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assert len(segments) == 1
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assert segments[0].click_x == 70
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def test_no_clicks_returns_empty(self):
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from ai_mouse.data_adapters.balabit import segment_by_clicks
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events = [
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self._make_event(0, "Move", 10, 20),
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self._make_event(100, "Move", 20, 30),
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]
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segments = segment_by_clicks(events, window_ms=1200, session_id="s")
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assert segments == []
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def test_excludes_drag_events(self):
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"""Drag events are not Move; segment should only include Move."""
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from ai_mouse.data_adapters.balabit import segment_by_clicks
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events = [
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self._make_event(0, "Move", 10, 20),
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self._make_event(100, "Drag", 30, 40), # not Move
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self._make_event(200, "Move", 50, 60),
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self._make_event(300, "Pressed", 70, 80, button="Left"),
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]
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segments = segment_by_clicks(events, window_ms=1200, session_id="s")
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assert len(segments) == 1
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# Drag event should not appear in seg.events
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assert all(e.state == "Move" for e in segments[0].events)
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assert len(segments[0].events) == 2
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class TestFilterSegments:
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def _seg(self, events_data: list[tuple[int, int, int]], click=(500, 500), session="s"):
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"""events_data: list of (t_ms, x, y) tuples."""
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from ai_mouse.data_adapters.balabit import MouseEvent, Segment
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events = [MouseEvent(t_ms=t, button="NoButton", state="Move", x=x, y=y)
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for (t, x, y) in events_data]
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click_t = events[-1].t_ms + 50 if events else 100
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return Segment(events=events, click_x=click[0], click_y=click[1],
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click_t_ms=click_t, session_id=session)
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def test_drops_segment_with_too_few_events(self):
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from ai_mouse.data_adapters.balabit import filter_segments
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seg = self._seg([(0, 100, 100), (50, 105, 105)]) # 2 events, min=5
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result = filter_segments([seg], min_events=5, min_dist=10,
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max_span_ms=5000, max_gap_ms=200)
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assert result == []
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def test_drops_segment_with_short_distance(self):
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from ai_mouse.data_adapters.balabit import filter_segments
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# Start (100,100), end click=(105,100) → dist=5, min_dist=50
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events = [(i*10, 100+i, 100) for i in range(10)]
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seg = self._seg(events, click=(105, 100))
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result = filter_segments([seg], min_events=5, min_dist=50,
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max_span_ms=5000, max_gap_ms=200)
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assert result == []
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def test_drops_segment_with_too_long_span(self):
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from ai_mouse.data_adapters.balabit import filter_segments
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# Span 6000ms, max_span=5000
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events = [(0, 100, 100), (2000, 200, 200), (4000, 300, 300), (6000, 400, 400),
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(6010, 410, 400), (6020, 420, 400)]
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seg = self._seg(events, click=(500, 500))
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result = filter_segments([seg], min_events=5, min_dist=50,
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max_span_ms=5000, max_gap_ms=10000)
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assert result == []
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def test_drops_segment_with_gap(self):
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from ai_mouse.data_adapters.balabit import filter_segments
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# Gap of 500ms between events 2 and 3, max_gap=200
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events = [(0, 100, 100), (50, 110, 110), (100, 120, 120),
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(600, 200, 200), (650, 210, 210), (700, 220, 220)]
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seg = self._seg(events, click=(300, 300))
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result = filter_segments([seg], min_events=5, min_dist=50,
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max_span_ms=5000, max_gap_ms=200)
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assert result == []
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def test_drops_segment_with_out_of_range_coords(self):
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from ai_mouse.data_adapters.balabit import filter_segments
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# x=10000 out of range
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events = [(i*10, 10000, 100) for i in range(6)]
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seg = self._seg(events, click=(10100, 100))
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result = filter_segments([seg], min_events=5, min_dist=50,
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max_span_ms=5000, max_gap_ms=200)
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assert result == []
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def test_drops_segment_with_short_arc_length(self):
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"""Total arc < 50 even though endpoints are far → high-frequency jitter only."""
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from ai_mouse.data_adapters.balabit import filter_segments
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# Tiny back-and-forth with click 100px away — unrealistic, drop it
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events = [(i*10, 100 + (i % 2), 100) for i in range(10)]
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seg = self._seg(events, click=(200, 100))
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# arc length = sum of |Δp| ≈ 9 (alternating ±1) which is < 50
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result = filter_segments([seg], min_events=5, min_dist=50,
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max_span_ms=5000, max_gap_ms=200)
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assert result == []
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def test_keeps_valid_segment(self):
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from ai_mouse.data_adapters.balabit import filter_segments
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# Smooth 100→500 px straight line, 10 events, span 500ms
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events = [(i*50, 100 + i*40, 100) for i in range(10)]
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seg = self._seg(events, click=(500, 100))
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result = filter_segments([seg], min_events=5, min_dist=50,
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max_span_ms=5000, max_gap_ms=200)
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assert len(result) == 1
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