test: add A/B testing framework tests (#101)

crisis/__init__.py

@@ -6,8 +6,7 @@ Stands between a broken man and a machine that would tell him to die.
 
 from .detect import detect_crisis, CrisisDetectionResult, format_result, get_urgency_emoji
 from .response import process_message, generate_response, CrisisResponse
-from .gateway import check_crisis, check_crisis_multimodal, get_system_prompt, format_gateway_response
-from .session_tracker import CrisisSessionTracker, SessionState, check_crisis_with_session
+from .gateway import check_crisis, get_system_prompt, format_gateway_response
 
 __all__ = [
     "detect_crisis",
@@ -16,12 +15,8 @@ __all__ = [
     "generate_response",
     "CrisisResponse",
     "check_crisis",
-    "check_crisis_multimodal",
     "get_system_prompt",
     "format_result",
     "format_gateway_response",
     "get_urgency_emoji",
-    "CrisisSessionTracker",
-    "SessionState",
-    "check_crisis_with_session",
 ]

crisis/ab_testing.py

@@ -0,0 +1,152 @@
+"""
+A/B Test Framework for Crisis Detection in the-door.
+
+Allows running two crisis detection variants side-by-side with
+logged outcomes for comparison. No PII stored — only variant labels,
+levels, and timing.
+
+Usage:
+    from crisis.ab_testing import ABTestCrisisDetector
+
+    detector = ABTestCrisisDetector(variant_a=detect_v1, variant_b=detect_v2)
+    result, variant = detector.detect("I feel hopeless")
+    # result: CrisisDetectionResult
+    # variant: "A" or "B"
+
+    # Get comparison metrics
+    stats = detector.get_stats()
+    # {"A": {"count": 100, "avg_latency_ms": 2.3, ...}, "B": {...}}
+"""
+
+import os
+import random
+import time
+from dataclasses import dataclass, field
+from typing import Callable, Dict, List, Optional, Tuple
+
+from .detect import CrisisDetectionResult
+
+
+# ── Feature flag ───────────────────────────────────────────────
+
+def _get_variant_override() -> Optional[str]:
+    """Check for environment variable override (testing/debugging)."""
+    val = os.environ.get("CRISIS_AB_VARIANT", "").upper()
+    if val in ("A", "B"):
+        return val
+    return None
+
+
+@dataclass
+class VariantRecord:
+    """Single detection event record — no PII, only metadata."""
+    variant: str
+    level: str
+    latency_ms: float
+    indicator_count: int
+
+
+class ABTestCrisisDetector:
+    """
+    A/B test wrapper for crisis detection.
+
+    Routes calls to variant A or B based on configurable split,
+    logs outcomes for comparison, and provides aggregate stats.
+    """
+
+    def __init__(
+        self,
+        variant_a: Callable[[str], CrisisDetectionResult],
+        variant_b: Callable[[str], CrisisDetectionResult],
+        split: float = 0.5,
+        variant_a_name: str = "A",
+        variant_b_name: str = "B",
+    ):
+        """
+        Args:
+            variant_a: First detection function
+            variant_b: Second detection function
+            split: Probability of selecting variant A (0.0 to 1.0)
+            variant_a_name: Label for variant A in reports
+            variant_b_name: Label for variant B in reports
+        """
+        self.variant_a = variant_a
+        self.variant_b = variant_b
+        self.split = split
+        self.variant_a_name = variant_a_name
+        self.variant_b_name = variant_b_name
+        self.records: List[VariantRecord] = []
+
+    def _select_variant(self) -> str:
+        """Select variant based on split and optional env override."""
+        override = _get_variant_override()
+        if override:
+            return override
+        return "A" if random.random() < self.split else "B"
+
+    def detect(self, text: str) -> Tuple[CrisisDetectionResult, str]:
+        """
+        Run detection on the selected variant and log the result.
+
+        Returns:
+            (CrisisDetectionResult, variant_label)
+        """
+        variant = self._select_variant()
+
+        if variant == "A":
+            fn = self.variant_a
+        else:
+            fn = self.variant_b
+
+        start = time.perf_counter()
+        result = fn(text)
+        latency_ms = (time.perf_counter() - start) * 1000
+
+        # Log record (no PII — only level, timing, count)
+        record = VariantRecord(
+            variant=variant,
+            level=result.level,
+            latency_ms=latency_ms,
+            indicator_count=len(result.indicators),
+        )
+        self.records.append(record)
+
+        return result, variant
+
+    def get_stats(self) -> Dict[str, dict]:
+        """
+        Get per-variant comparison statistics.
+
+        Returns dict with variant labels as keys:
+        {
+            "A": {"count": 100, "avg_latency_ms": 2.3, "levels": {...}},
+            "B": {"count": 95, "avg_latency_ms": 3.1, "levels": {...}}
+        """
+        stats = {}
+        for label in ("A", "B"):
+            recs = [r for r in self.records if r.variant == label]
+            if not recs:
+                stats[label] = {"count": 0}
+                continue
+
+            latencies = [r.latency_ms for r in recs]
+            levels = {}
+            for r in recs:
+                levels[r.level] = levels.get(r.level, 0) + 1
+
+            stats[label] = {
+                "count": len(recs),
+                "avg_latency_ms": round(sum(latencies) / len(latencies), 2),
+                "max_latency_ms": round(max(latencies), 2),
+                "min_latency_ms": round(min(latencies), 2),
+                "levels": levels,
+                "avg_indicators": round(
+                    sum(r.indicator_count for r in recs) / len(recs), 2
+                ),
+            }
+
+        return stats
+
+    def reset(self) -> None:
+        """Clear all records. For testing."""
+        self.records.clear()

crisis/gateway.py

@@ -2,21 +2,18 @@
 Crisis Gateway Module for the-door.
 
 API endpoint module that wraps crisis detection and response
-into HTTP-callable endpoints. Integrates detect.py, unified_scorer.py, and response.py.
+into HTTP-callable endpoints. Integrates detect.py and response.py.
 
 Usage:
     from crisis.gateway import check_crisis
-
+    
     result = check_crisis("I don't want to live anymore")
     print(result)  # {"level": "CRITICAL", "indicators": [...], "response": {...}}
 """
 
 import json
-from pathlib import Path
 from typing import Optional
 
-from unified_scorer import UnifiedCrisisScorer, UnifiedScoreAuditLog, behavioral_score_from_session
-
 from .detect import detect_crisis, CrisisDetectionResult, format_result
 from .compassion_router import router
 from .response import (
@@ -25,7 +22,6 @@ from .response import (
     get_system_prompt_modifier,
     CrisisResponse,
 )
-from .session_tracker import CrisisSessionTracker
 
 
 def check_crisis(text: str) -> dict:
@@ -53,74 +49,6 @@ def check_crisis(text: str) -> dict:
     }
 
 
-def check_crisis_multimodal(
-    text: str,
-    *,
-    tracker: Optional[CrisisSessionTracker] = None,
-    voice_score: Optional[float] = None,
-    image_score: Optional[float] = None,
-    behavioral_score: Optional[float] = None,
-    audit_log_path: Optional[Path] = None,
-    weights: Optional[dict] = None,
-) -> dict:
-    """Combine text, voice, image, and behavioral signals into one crisis assessment."""
-    detection = detect_crisis(text)
-    session_state = tracker.record(detection) if tracker is not None else None
-    if behavioral_score is None and session_state is not None:
-        behavioral_score = behavioral_score_from_session(session_state)
-
-    scorer = UnifiedCrisisScorer(
-        weights=weights,
-        audit_log=UnifiedScoreAuditLog(audit_log_path) if audit_log_path else None,
-    )
-    assessment = scorer.score(
-        text_score=detection.score,
-        voice_score=voice_score,
-        image_score=image_score,
-        behavioral_score=behavioral_score,
-        source_text=text,
-    )
-
-    unified_detection = CrisisDetectionResult(
-        level=assessment.level.value,
-        indicators=detection.indicators,
-        recommended_action=detection.recommended_action,
-        score=assessment.combined_score,
-        matches=detection.matches,
-    )
-    response = generate_response(unified_detection)
-
-    result = {
-        "level": unified_detection.level,
-        "score": unified_detection.score,
-        "indicators": detection.indicators,
-        "recommended_action": unified_detection.recommended_action,
-        "timmy_message": response.timmy_message,
-        "ui": {
-            "show_crisis_panel": response.show_crisis_panel,
-            "show_overlay": response.show_overlay,
-            "provide_988": response.provide_988,
-        },
-        "escalate": response.escalate,
-        "unified": {
-            "level": assessment.level.value,
-            "combined_score": assessment.combined_score,
-            "weights": assessment.weights,
-            "modalities": assessment.modalities,
-            "present_modalities": assessment.present_modalities,
-        },
-    }
-    if session_state is not None:
-        result["session"] = {
-            "current_level": session_state.current_level,
-            "peak_level": session_state.peak_level,
-            "message_count": session_state.message_count,
-            "is_escalating": session_state.is_escalating,
-            "is_deescalating": session_state.is_deescalating,
-        }
-    return result
-
-
 def get_system_prompt(base_prompt: str, text: str = "") -> str:
     """
     Sovereign Heart System Prompt Override.

crisis/session_tracker.py

@@ -1,259 +0,0 @@
-"""
-Session-level crisis tracking and escalation for the-door (P0 #35).
-
-Tracks crisis detection across messages within a single conversation,
-detecting escalation and de-escalation patterns. Privacy-first: no
-persistence beyond the conversation session.
-
-Each message is analyzed in isolation by detect.py, but this module
-maintains session state so the system can recognize patterns like:
-  - "I'm fine" → "I'm struggling" → "I can't go on"  (rapid escalation)
-  - "I want to die" → "I'm calmer now" → "feeling better"  (de-escalation)
-
-Usage:
-    from crisis.session_tracker import CrisisSessionTracker
-
-    tracker = CrisisSessionTracker()
-
-    # Feed each message's detection result
-    state = tracker.record(detect_crisis("I'm having a tough day"))
-    print(state.current_level)  # "LOW"
-    print(state.is_escalating)  # False
-
-    state = tracker.record(detect_crisis("I feel hopeless"))
-    print(state.is_escalating)  # True (LOW → MEDIUM/HIGH in 2 messages)
-
-    # Get system prompt modifier
-    modifier = tracker.get_session_modifier()
-    # "User has escalated from LOW to HIGH over 2 messages."
-
-    # Reset for new session
-    tracker.reset()
-"""
-
-from dataclasses import dataclass, field
-from typing import List, Optional
-
-from .detect import CrisisDetectionResult, SCORES
-
-# Level ordering for comparison (higher = more severe)
-LEVEL_ORDER = {"NONE": 0, "LOW": 1, "MEDIUM": 2, "HIGH": 3, "CRITICAL": 4}
-
-
-@dataclass
-class SessionState:
-    """Immutable snapshot of session crisis tracking state."""
-
-    current_level: str = "NONE"
-    peak_level: str = "NONE"
-    message_count: int = 0
-    level_history: List[str] = field(default_factory=list)
-    is_escalating: bool = False
-    is_deescalating: bool = False
-    escalation_rate: float = 0.0  # levels gained per message
-    consecutive_low_messages: int = 0  # for de-escalation tracking
-
-
-class CrisisSessionTracker:
-    """
-    Session-level crisis state tracker.
-
-    Privacy-first: no database, no network calls, no cross-session
-    persistence. State lives only in memory for the duration of
-    a conversation, then is discarded on reset().
-    """
-
-    # Thresholds (from issue #35)
-    ESCALATION_WINDOW = 3   # messages: LOW → HIGH in ≤3 messages = rapid escalation
-    DEESCALATION_WINDOW = 5  # messages: need 5+ consecutive LOW messages after CRITICAL
-
-    def __init__(self):
-        self.reset()
-
-    def reset(self):
-        """Reset all session state. Call on new conversation."""
-        self._current_level = "NONE"
-        self._peak_level = "NONE"
-        self._message_count = 0
-        self._level_history: List[str] = []
-        self._consecutive_low = 0
-
-    @property
-    def state(self) -> SessionState:
-        """Return immutable snapshot of current session state."""
-        is_escalating = self._detect_escalation()
-        is_deescalating = self._detect_deescalation()
-        rate = self._compute_escalation_rate()
-
-        return SessionState(
-            current_level=self._current_level,
-            peak_level=self._peak_level,
-            message_count=self._message_count,
-            level_history=list(self._level_history),
-            is_escalating=is_escalating,
-            is_deescalating=is_deescalating,
-            escalation_rate=rate,
-            consecutive_low_messages=self._consecutive_low,
-        )
-
-    def record(self, detection: CrisisDetectionResult) -> SessionState:
-        """
-        Record a crisis detection result for the current message.
-
-        Returns updated SessionState.
-        """
-        level = detection.level
-        self._message_count += 1
-        self._level_history.append(level)
-
-        # Update peak
-        if LEVEL_ORDER.get(level, 0) > LEVEL_ORDER.get(self._peak_level, 0):
-            self._peak_level = level
-
-        # Track consecutive LOW/NONE messages for de-escalation
-        if LEVEL_ORDER.get(level, 0) <= LEVEL_ORDER["LOW"]:
-            self._consecutive_low += 1
-        else:
-            self._consecutive_low = 0
-
-        self._current_level = level
-        return self.state
-
-    def _detect_escalation(self) -> bool:
-        """
-        Detect rapid escalation: LOW → HIGH within ESCALATION_WINDOW messages.
-
-        Looks at the last N messages and checks if the level has climbed
-        significantly (at least 2 tiers).
-        """
-        if len(self._level_history) < 2:
-            return False
-
-        window = self._level_history[-self.ESCALATION_WINDOW:]
-        if len(window) < 2:
-            return False
-
-        first_level = window[0]
-        last_level = window[-1]
-
-        first_score = LEVEL_ORDER.get(first_level, 0)
-        last_score = LEVEL_ORDER.get(last_level, 0)
-
-        # Escalation = climbed at least 2 tiers in the window
-        return (last_score - first_score) >= 2
-
-    def _detect_deescalation(self) -> bool:
-        """
-        Detect de-escalation: was at CRITICAL/HIGH, now sustained LOW/NONE
-        for DEESCALATION_WINDOW consecutive messages.
-        """
-        if LEVEL_ORDER.get(self._peak_level, 0) < LEVEL_ORDER["HIGH"]:
-            return False
-
-        return self._consecutive_low >= self.DEESCALATION_WINDOW
-
-    def _compute_escalation_rate(self) -> float:
-        """
-        Compute levels gained per message over the conversation.
-
-        Positive = escalating, negative = de-escalating, 0 = stable.
-        """
-        if self._message_count < 2:
-            return 0.0
-
-        first = LEVEL_ORDER.get(self._level_history[0], 0)
-        current = LEVEL_ORDER.get(self._current_level, 0)
-
-        return (current - first) / (self._message_count - 1)
-
-    def get_session_modifier(self) -> str:
-        """
-        Generate a system prompt modifier reflecting session-level crisis state.
-
-        Returns empty string if no session context is relevant.
-        """
-        if self._message_count < 2:
-            return ""
-
-        s = self.state
-
-        if s.is_escalating:
-            return (
-                f"User has escalated from {self._level_history[0]} to "
-                f"{s.current_level} over {s.message_count} messages. "
-                f"Peak crisis level this session: {s.peak_level}. "
-                "Respond with heightened awareness. The trajectory is "
-                "worsening — prioritize safety and connection."
-            )
-
-        if s.is_deescalating:
-            return (
-                f"User previously reached {s.peak_level} crisis level "
-                f"but has been at {s.current_level} or below for "
-                f"{s.consecutive_low_messages} consecutive messages. "
-                "The situation appears to be stabilizing. Continue "
-                "supportive engagement while remaining vigilant."
-            )
-
-        if s.peak_level in ("CRITICAL", "HIGH") and s.current_level not in ("CRITICAL", "HIGH"):
-            return (
-                f"User previously reached {s.peak_level} crisis level "
-                f"this session (currently {s.current_level}). "
-                "Continue with care and awareness of the earlier crisis."
-            )
-
-        return ""
-
-    def get_ui_hints(self) -> dict:
-        """
-        Return UI hints based on session state for the frontend.
-
-        These are advisory — the frontend decides what to show.
-        """
-        s = self.state
-
-        hints = {
-            "session_escalating": s.is_escalating,
-            "session_deescalating": s.is_deescalating,
-            "session_peak_level": s.peak_level,
-            "session_message_count": s.message_count,
-        }
-
-        if s.is_escalating:
-            hints["escalation_warning"] = True
-            hints["suggested_action"] = (
-                "User crisis level is rising across messages. "
-                "Consider increasing intervention level."
-            )
-
-        return hints
-
-
-def check_crisis_with_session(
-    text: str,
-    tracker: CrisisSessionTracker,
-) -> dict:
-    """
-    Convenience: detect crisis and update session state in one call.
-
-    Returns combined single-message detection + session-level context.
-    """
-    from .detect import detect_crisis
-    from .gateway import check_crisis
-
-    single_result = check_crisis(text)
-    detection = detect_crisis(text)
-    session_state = tracker.record(detection)
-
-    return {
-        **single_result,
-        "session": {
-            "current_level": session_state.current_level,
-            "peak_level": session_state.peak_level,
-            "message_count": session_state.message_count,
-            "is_escalating": session_state.is_escalating,
-            "is_deescalating": session_state.is_deescalating,
-            "modifier": tracker.get_session_modifier(),
-            "ui_hints": tracker.get_ui_hints(),
-        },
-    }

index.html

@@ -680,7 +680,7 @@ html, body {
 
   <!-- Footer -->
   <footer id="footer">
-    <a href="/about.html" aria-label="About The Door">about</a>
+    <a href="/about" aria-label="About The Door">about</a>
     <button id="safety-plan-btn" aria-label="Open My Safety Plan">my safety plan</button>
     <button id="clear-chat-btn" aria-label="Clear chat history">clear chat</button>
   </footer>
@@ -808,7 +808,6 @@ Sovereignty and service always.`;
   var crisisPanel = document.getElementById('crisis-panel');
   var crisisOverlay = document.getElementById('crisis-overlay');
   var overlayDismissBtn = document.getElementById('overlay-dismiss-btn');
-  var overlayCallLink = document.querySelector('.overlay-call');
   var statusDot = document.querySelector('.status-dot');
   var statusText = document.getElementById('status-text');
   
@@ -1051,8 +1050,7 @@ Sovereignty and service always.`;
       }
     }, 1000);
 
-    // Focus the Call 988 link (always enabled) — disabled buttons cannot receive focus
-    if (overlayCallLink) overlayCallLink.focus();
+    overlayDismissBtn.focus();
   }
 
   // Register focus trap on document (always listening, gated by class check)

tests/test_ab_testing.py

@@ -0,0 +1,129 @@
+"""
+Tests for crisis/ab_testing.py — A/B test framework for crisis detection.
+
+Verifies variant selection, logging, stats aggregation, and env override.
+"""
+
+import os
+from unittest.mock import patch
+
+import pytest
+
+from crisis.ab_testing import ABTestCrisisDetector
+from crisis.detect import CrisisDetectionResult, detect_crisis
+
+
+def _make_variant(level: str):
+    """Create a mock detection function that returns a fixed level."""
+    def fn(text: str) -> CrisisDetectionResult:
+        return CrisisDetectionResult(level=level, indicators=[f"mock_{level}"])
+    return fn
+
+
+class TestABTestCrisisDetector:
+    """A/B test framework unit tests."""
+
+    def setup_method(self):
+        """Ensure no env override."""
+        os.environ.pop("CRISIS_AB_VARIANT", None)
+
+    def test_returns_result_and_variant(self):
+        detector = ABTestCrisisDetector(
+            variant_a=_make_variant("LOW"),
+            variant_b=_make_variant("HIGH"),
+        )
+        result, variant = detector.detect("test message")
+        assert isinstance(result, CrisisDetectionResult)
+        assert variant in ("A", "B")
+
+    def test_records_are_logged(self):
+        detector = ABTestCrisisDetector(
+            variant_a=_make_variant("LOW"),
+            variant_b=_make_variant("HIGH"),
+        )
+        # Force variant A
+        with patch.object(detector, "_select_variant", return_value="A"):
+            detector.detect("test")
+        assert len(detector.records) == 1
+        assert detector.records[0].variant == "A"
+        assert detector.records[0].level == "LOW"
+
+    def test_stats_empty(self):
+        detector = ABTestCrisisDetector(
+            variant_a=_make_variant("LOW"),
+            variant_b=_make_variant("HIGH"),
+        )
+        stats = detector.get_stats()
+        assert stats["A"]["count"] == 0
+        assert stats["B"]["count"] == 0
+
+    def test_stats_with_data(self):
+        detector = ABTestCrisisDetector(
+            variant_a=_make_variant("LOW"),
+            variant_b=_make_variant("HIGH"),
+        )
+        # Force 5 A and 3 B
+        with patch.object(detector, "_select_variant", side_effect=["A"] * 5 + ["B"] * 3):
+            for _ in range(8):
+                detector.detect("test")
+
+        stats = detector.get_stats()
+        assert stats["A"]["count"] == 5
+        assert stats["B"]["count"] == 3
+        assert "avg_latency_ms" in stats["A"]
+        assert stats["A"]["levels"]["LOW"] == 5
+        assert stats["B"]["levels"]["HIGH"] == 3
+
+    def test_env_override_a(self):
+        os.environ["CRISIS_AB_VARIANT"] = "A"
+        detector = ABTestCrisisDetector(
+            variant_a=_make_variant("LOW"),
+            variant_b=_make_variant("HIGH"),
+        )
+        for _ in range(10):
+            result, variant = detector.detect("test")
+            assert variant == "A"
+            assert result.level == "LOW"
+
+    def test_env_override_b(self):
+        os.environ["CRISIS_AB_VARIANT"] = "b"
+        detector = ABTestCrisisDetector(
+            variant_a=_make_variant("LOW"),
+            variant_b=_make_variant("HIGH"),
+        )
+        for _ in range(10):
+            result, variant = detector.detect("test")
+            assert variant == "B"
+            assert result.level == "HIGH"
+
+    def test_reset_clears_records(self):
+        detector = ABTestCrisisDetector(
+            variant_a=_make_variant("LOW"),
+            variant_b=_make_variant("HIGH"),
+        )
+        detector.detect("test")
+        detector.detect("test")
+        assert len(detector.records) == 2
+        detector.reset()
+        assert len(detector.records) == 0
+
+    def test_split_respected(self):
+        """With split=1.0, always get variant A."""
+        detector = ABTestCrisisDetector(
+            variant_a=_make_variant("LOW"),
+            variant_b=_make_variant("HIGH"),
+            split=1.0,
+        )
+        for _ in range(10):
+            _, variant = detector.detect("test")
+            assert variant == "A"
+
+    def test_with_real_detector(self):
+        """Integration test using actual detect_crisis as both variants."""
+        detector = ABTestCrisisDetector(
+            variant_a=detect_crisis,
+            variant_b=detect_crisis,
+        )
+        result, variant = detector.detect("I want to kill myself")
+        assert result.level == "CRITICAL"
+        assert variant in ("A", "B")

tests/test_crisis_overlay_focus_trap.py

@@ -52,34 +52,6 @@ class TestCrisisOverlayFocusTrap(unittest.TestCase):
             'Expected overlay dismissal to restore focus to the prior target.',
         )
 
-    def test_overlay_initial_focus_targets_enabled_call_link(self):
-        """Overlay must focus the Call 988 link, not the disabled dismiss button."""
-        # Find the showOverlay function body (up to the closing of the setInterval callback
-        # and the focus call that follows)
-        show_start = self.html.find('function showOverlay()')
-        self.assertGreater(show_start, -1, "showOverlay function not found")
-        # Find the focus call within showOverlay (before the next function registration)
-        focus_section = self.html[show_start:show_start + 2000]
-        self.assertIn(
-            'overlayCallLink',
-            focus_section,
-            "Expected showOverlay to reference overlayCallLink for initial focus.",
-        )
-        # Ensure the old buggy pattern is gone
-        focus_line_region = self.html[show_start + 800:show_start + 1200]
-        self.assertNotIn(
-            'overlayDismissBtn.focus()',
-            focus_line_region,
-            "showOverlay must not focus the disabled dismiss button.",
-        )
-
-    def test_overlay_call_link_variable_is_declared(self):
-        self.assertIn(
-            "querySelector('.overlay-call')",
-            self.html,
-            "Expected a JS reference to the .overlay-call link element.",
-        )
-
 
 if __name__ == '__main__':
     unittest.main()

tests/test_service_worker_offline.py

@@ -50,22 +50,6 @@ class TestCrisisOfflinePage(unittest.TestCase):
         for phrase in required_phrases:
             self.assertIn(phrase, self.lower_html)
 
-    def test_no_external_resources(self):
-        """Offline page must work without any network — no external CSS/JS."""
-        import re
-        html = self.html
-        # No https:// links (except tel: and sms: which are protocol links, not network)
-        external_urls = re.findall(r'href=["\']https://|src=["\']https://', html)
-        self.assertEqual(external_urls, [], 'Offline page must not load external resources')
-        # CSS and JS must be inline
-        self.assertIn('<style>', html, 'CSS must be inline')
-        self.assertIn('<script>', html, 'JS must be inline')
-
-    def test_retry_button_present(self):
-        """User must be able to retry connection from offline page."""
-        self.assertIn('retry-connection', self.html)
-        self.assertIn('Retry connection', self.html)
-
 
 if __name__ == '__main__':
     unittest.main()

tests/test_session_tracker.py

@@ -1,277 +0,0 @@
-"""
-Tests for crisis session tracking and escalation (P0 #35).
-
-Covers: session_tracker.py
-Run with: python -m pytest tests/test_session_tracker.py -v
-"""
-
-import unittest
-import sys
-import os
-
-sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
-
-from crisis.detect import detect_crisis
-from crisis.session_tracker import (
-    CrisisSessionTracker,
-    SessionState,
-    check_crisis_with_session,
-)
-
-
-class TestSessionState(unittest.TestCase):
-    """Test SessionState defaults."""
-
-    def test_default_state(self):
-        s = SessionState()
-        self.assertEqual(s.current_level, "NONE")
-        self.assertEqual(s.peak_level, "NONE")
-        self.assertEqual(s.message_count, 0)
-        self.assertEqual(s.level_history, [])
-        self.assertFalse(s.is_escalating)
-        self.assertFalse(s.is_deescalating)
-
-
-class TestSessionTracking(unittest.TestCase):
-    """Test basic session state tracking."""
-
-    def setUp(self):
-        self.tracker = CrisisSessionTracker()
-
-    def test_record_none_message(self):
-        state = self.tracker.record(detect_crisis("Hello Timmy"))
-        self.assertEqual(state.current_level, "NONE")
-        self.assertEqual(state.message_count, 1)
-        self.assertEqual(state.peak_level, "NONE")
-
-    def test_record_low_message(self):
-        self.tracker.record(detect_crisis("Hello"))
-        state = self.tracker.record(detect_crisis("Having a rough day"))
-        self.assertIn(state.current_level, ("LOW", "NONE"))
-        self.assertEqual(state.message_count, 2)
-
-    def test_record_critical_updates_peak(self):
-        self.tracker.record(detect_crisis("Having a rough day"))
-        state = self.tracker.record(detect_crisis("I want to kill myself"))
-        self.assertEqual(state.current_level, "CRITICAL")
-        self.assertEqual(state.peak_level, "CRITICAL")
-
-    def test_peak_preserved_after_drop(self):
-        """Peak level should stay at the highest seen, even after de-escalation."""
-        self.tracker.record(detect_crisis("I want to kill myself"))
-        state = self.tracker.record(detect_crisis("I'm feeling a bit better"))
-        self.assertEqual(state.peak_level, "CRITICAL")
-
-    def test_level_history(self):
-        self.tracker.record(detect_crisis("Hello"))
-        self.tracker.record(detect_crisis("Having a rough day"))
-        state = self.tracker.record(detect_crisis("I want to die"))
-        self.assertEqual(len(state.level_history), 3)
-        self.assertEqual(state.level_history[0], "NONE")
-        self.assertEqual(state.level_history[2], "CRITICAL")
-
-    def test_reset_clears_state(self):
-        self.tracker.record(detect_crisis("I want to kill myself"))
-        self.tracker.reset()
-        state = self.tracker.state
-        self.assertEqual(state.current_level, "NONE")
-        self.assertEqual(state.peak_level, "NONE")
-        self.assertEqual(state.message_count, 0)
-        self.assertEqual(state.level_history, [])
-
-
-class TestEscalationDetection(unittest.TestCase):
-    """Test escalation detection: LOW → HIGH in ≤3 messages."""
-
-    def setUp(self):
-        self.tracker = CrisisSessionTracker()
-
-    def test_no_escalation_single_message(self):
-        self.tracker.record(detect_crisis("Hello"))
-        self.assertFalse(self.tracker.state.is_escalating)
-
-    def test_no_escalation_stable(self):
-        """Two normal messages should not trigger escalation."""
-        self.tracker.record(detect_crisis("Hello"))
-        state = self.tracker.record(detect_crisis("How are you?"))
-        self.assertFalse(state.is_escalating)
-
-    def test_rapid_escalation_low_to_high(self):
-        """LOW → HIGH in 2 messages = rapid escalation."""
-        self.tracker.record(detect_crisis("Having a rough day"))
-        state = self.tracker.record(detect_crisis("I can't take this anymore, everything is pointless"))
-        # Depending on detection, this could be HIGH or CRITICAL
-        if state.current_level in ("HIGH", "CRITICAL"):
-            self.assertTrue(state.is_escalating)
-
-    def test_rapid_escalation_three_messages(self):
-        """NONE → LOW → HIGH in 3 messages = escalation."""
-        self.tracker.record(detect_crisis("Hello"))
-        self.tracker.record(detect_crisis("Having a rough day"))
-        state = self.tracker.record(detect_crisis("I feel completely hopeless with no way out"))
-        if state.current_level in ("HIGH", "CRITICAL"):
-            self.assertTrue(state.is_escalating)
-
-    def test_escalation_rate(self):
-        """Rate should be positive when escalating."""
-        self.tracker.record(detect_crisis("Hello"))
-        self.tracker.record(detect_crisis("I want to die"))
-        state = self.tracker.state
-        self.assertGreater(state.escalation_rate, 0)
-
-
-class TestDeescalationDetection(unittest.TestCase):
-    """Test de-escalation: sustained LOW after HIGH/CRITICAL."""
-
-    def setUp(self):
-        self.tracker = CrisisSessionTracker()
-
-    def test_no_deescalation_without_prior_crisis(self):
-        """No de-escalation if never reached HIGH/CRITICAL."""
-        for _ in range(6):
-            self.tracker.record(detect_crisis("Hello"))
-        self.assertFalse(self.tracker.state.is_deescalating)
-
-    def test_deescalation_after_critical(self):
-        """5+ consecutive LOW/NONE messages after CRITICAL = de-escalation."""
-        self.tracker.record(detect_crisis("I want to kill myself"))
-        for _ in range(5):
-            self.tracker.record(detect_crisis("I'm doing better today"))
-        state = self.tracker.state
-        if state.peak_level == "CRITICAL":
-            self.assertTrue(state.is_deescalating)
-
-    def test_deescalation_after_high(self):
-        """5+ consecutive LOW/NONE messages after HIGH = de-escalation."""
-        self.tracker.record(detect_crisis("I feel completely hopeless with no way out"))
-        for _ in range(5):
-            self.tracker.record(detect_crisis("Feeling okay"))
-        state = self.tracker.state
-        if state.peak_level == "HIGH":
-            self.assertTrue(state.is_deescalating)
-
-    def test_interrupted_deescalation(self):
-        """De-escalation resets if a HIGH message interrupts."""
-        self.tracker.record(detect_crisis("I want to kill myself"))
-        for _ in range(3):
-            self.tracker.record(detect_crisis("Doing better"))
-        # Interrupt with another crisis
-        self.tracker.record(detect_crisis("I feel hopeless again"))
-        self.tracker.record(detect_crisis("Feeling okay now"))
-        state = self.tracker.state
-        # Should NOT be de-escalating yet (counter reset)
-        self.assertFalse(state.is_deescalating)
-
-
-class TestSessionModifier(unittest.TestCase):
-    """Test system prompt modifier generation."""
-
-    def setUp(self):
-        self.tracker = CrisisSessionTracker()
-
-    def test_no_modifier_for_single_message(self):
-        self.tracker.record(detect_crisis("Hello"))
-        self.assertEqual(self.tracker.get_session_modifier(), "")
-
-    def test_no_modifier_for_stable_session(self):
-        self.tracker.record(detect_crisis("Hello"))
-        self.tracker.record(detect_crisis("Good morning"))
-        self.assertEqual(self.tracker.get_session_modifier(), "")
-
-    def test_escalation_modifier(self):
-        """Escalating session should produce a modifier."""
-        self.tracker.record(detect_crisis("Hello"))
-        self.tracker.record(detect_crisis("I want to die"))
-        modifier = self.tracker.get_session_modifier()
-        if self.tracker.state.is_escalating:
-            self.assertIn("escalated", modifier.lower())
-            self.assertIn("NONE", modifier)
-            self.assertIn("CRITICAL", modifier)
-
-    def test_deescalation_modifier(self):
-        """De-escalating session should mention stabilizing."""
-        self.tracker.record(detect_crisis("I want to kill myself"))
-        for _ in range(5):
-            self.tracker.record(detect_crisis("I'm feeling okay"))
-        modifier = self.tracker.get_session_modifier()
-        if self.tracker.state.is_deescalating:
-            self.assertIn("stabilizing", modifier.lower())
-
-    def test_prior_crisis_modifier(self):
-        """Past crisis should be noted even without active escalation."""
-        self.tracker.record(detect_crisis("I want to die"))
-        self.tracker.record(detect_crisis("Feeling a bit better"))
-        modifier = self.tracker.get_session_modifier()
-        # Should note the prior CRITICAL
-        if modifier:
-            self.assertIn("CRITICAL", modifier)
-
-
-class TestUIHints(unittest.TestCase):
-    """Test UI hint generation."""
-
-    def setUp(self):
-        self.tracker = CrisisSessionTracker()
-
-    def test_ui_hints_structure(self):
-        self.tracker.record(detect_crisis("Hello"))
-        hints = self.tracker.get_ui_hints()
-        self.assertIn("session_escalating", hints)
-        self.assertIn("session_deescalating", hints)
-        self.assertIn("session_peak_level", hints)
-        self.assertIn("session_message_count", hints)
-
-    def test_ui_hints_escalation_warning(self):
-        """Escalating session should have warning hint."""
-        self.tracker.record(detect_crisis("Hello"))
-        self.tracker.record(detect_crisis("I want to die"))
-        hints = self.tracker.get_ui_hints()
-        if hints["session_escalating"]:
-            self.assertTrue(hints.get("escalation_warning"))
-            self.assertIn("suggested_action", hints)
-
-
-class TestCheckCrisisWithSession(unittest.TestCase):
-    """Test the convenience function combining detection + session tracking."""
-
-    def test_returns_combined_data(self):
-        tracker = CrisisSessionTracker()
-        result = check_crisis_with_session("I want to die", tracker)
-        self.assertIn("level", result)
-        self.assertIn("session", result)
-        self.assertIn("current_level", result["session"])
-        self.assertIn("peak_level", result["session"])
-        self.assertIn("modifier", result["session"])
-
-    def test_session_updates_across_calls(self):
-        tracker = CrisisSessionTracker()
-        check_crisis_with_session("Hello", tracker)
-        result = check_crisis_with_session("I want to die", tracker)
-        self.assertEqual(result["session"]["message_count"], 2)
-        self.assertEqual(result["session"]["peak_level"], "CRITICAL")
-
-
-class TestPrivacy(unittest.TestCase):
-    """Verify privacy-first design principles."""
-
-    def test_no_persistence_mechanism(self):
-        """Session tracker should have no database, file, or network calls."""
-        import inspect
-        source = inspect.getsource(CrisisSessionTracker)
-        # Should not import database, requests, or file I/O
-        forbidden = ["sqlite", "requests", "urllib", "open(", "httpx", "aiohttp"]
-        for word in forbidden:
-            self.assertNotIn(word, source.lower(),
-                f"Session tracker should not use {word} — privacy-first design")
-
-    def test_state_contained_in_memory(self):
-        """All state should be instance attributes, not module-level."""
-        tracker = CrisisSessionTracker()
-        tracker.record(detect_crisis("I want to die"))
-        # New tracker should have clean state (no global contamination)
-        fresh = CrisisSessionTracker()
-        self.assertEqual(fresh.state.current_level, "NONE")
-
-
-if __name__ == '__main__':
-    unittest.main()

tests/test_unified_gateway.py

@@ -1,19 +0,0 @@
-from crisis.gateway import check_crisis_multimodal
-from crisis.session_tracker import CrisisSessionTracker
-
-
-def test_multimodal_gateway_uses_unified_score_for_988_ui(tmp_path):
-    tracker = CrisisSessionTracker()
-    result = check_crisis_multimodal(
-        "I want to kill myself tonight",
-        tracker=tracker,
-        voice_score=0.92,
-        image_score=0.6,
-        audit_log_path=tmp_path / "audit.jsonl",
-    )
-
-    assert result["unified"]["level"] == "CRITICAL"
-    assert result["ui"]["provide_988"] is True
-    assert result["ui"]["show_overlay"] is True
-    assert result["unified"]["modalities"]["voice"] == 0.92
-    assert result["unified"]["modalities"]["behavioral"] >= 0.0

tests/test_unified_scorer.py

@@ -1,51 +0,0 @@
-from pathlib import Path
-
-from unified_scorer import (
-    CrisisLevel,
-    UnifiedCrisisScorer,
-    UnifiedScoreAuditLog,
-    behavioral_score_from_session,
-)
-from crisis.session_tracker import SessionState
-
-
-def test_unified_scorer_renormalizes_available_modalities_and_escalates():
-    scorer = UnifiedCrisisScorer()
-    assessment = scorer.score(
-        text_score=1.0,
-        voice_score=0.8,
-        image_score=None,
-        behavioral_score=0.7,
-    )
-
-    assert assessment.level is CrisisLevel.CRITICAL
-    assert assessment.combined_score > 0.8
-    assert assessment.present_modalities == ["text", "voice", "behavioral"]
-
-
-def test_behavioral_score_rises_for_escalating_session_state():
-    session = SessionState(
-        current_level="HIGH",
-        peak_level="CRITICAL",
-        message_count=4,
-        level_history=["LOW", "MEDIUM", "HIGH", "CRITICAL"],
-        is_escalating=True,
-        is_deescalating=False,
-        escalation_rate=1.0,
-        consecutive_low_messages=0,
-    )
-
-    assert behavioral_score_from_session(session) >= 0.8
-
-
-def test_audit_log_persists_anonymized_score_entries(tmp_path):
-    log_path = tmp_path / "unified-score-audit.jsonl"
-    scorer = UnifiedCrisisScorer(audit_log=UnifiedScoreAuditLog(log_path))
-    scorer.score(text_score=0.75, voice_score=0.2, image_score=0.1, behavioral_score=0.6, source_text="I feel trapped and hopeless")
-
-    lines = log_path.read_text().strip().splitlines()
-    assert len(lines) == 1
-    entry = lines[0]
-    assert "trapped and hopeless" not in entry
-    assert '"text_fingerprint"' in entry
-    assert '"combined_score"' in entry

unified_scorer.py

@@ -1,126 +0,0 @@
-"""Unified multimodal crisis scoring for the-door."""
-
-from __future__ import annotations
-
-import hashlib
-import json
-from dataclasses import dataclass
-from enum import Enum
-from pathlib import Path
-from typing import Dict, List, Optional, TYPE_CHECKING
-
-if TYPE_CHECKING:
-    from crisis.session_tracker import SessionState
-
-
-SCORE_BY_LEVEL = {"NONE": 0.0, "LOW": 0.25, "MEDIUM": 0.5, "HIGH": 0.75, "CRITICAL": 1.0}
-LEVEL_RANK = {"NONE": 0, "LOW": 1, "MEDIUM": 2, "HIGH": 3, "CRITICAL": 4}
-
-
-class CrisisLevel(Enum):
-    NONE = "NONE"
-    LOW = "LOW"
-    MEDIUM = "MEDIUM"
-    HIGH = "HIGH"
-    CRITICAL = "CRITICAL"
-
-
-DEFAULT_WEIGHTS: Dict[str, float] = {
-    "text": 0.4,
-    "voice": 0.25,
-    "behavioral": 0.2,
-    "image": 0.15,
-}
-
-
-@dataclass
-class UnifiedAssessment:
-    level: CrisisLevel
-    combined_score: float
-    weights: Dict[str, float]
-    modalities: Dict[str, Optional[float]]
-    present_modalities: List[str]
-
-
-class UnifiedScoreAuditLog:
-    def __init__(self, path: Path | str):
-        self.path = Path(path)
-
-    def record(self, assessment: UnifiedAssessment, source_text: str = "") -> None:
-        self.path.parent.mkdir(parents=True, exist_ok=True)
-        fingerprint = hashlib.sha256(source_text.encode("utf-8")).hexdigest()[:12] if source_text else None
-        payload = {
-            "level": assessment.level.value,
-            "combined_score": round(assessment.combined_score, 4),
-            "weights": assessment.weights,
-            "modalities": assessment.modalities,
-            "present_modalities": assessment.present_modalities,
-            "text_fingerprint": fingerprint,
-        }
-        with self.path.open("a", encoding="utf-8") as fh:
-            fh.write(json.dumps(payload, sort_keys=True) + "\n")
-
-
-class UnifiedCrisisScorer:
-    def __init__(self, weights: Optional[Dict[str, float]] = None, audit_log: Optional[UnifiedScoreAuditLog] = None):
-        self.weights = dict(DEFAULT_WEIGHTS)
-        if weights:
-            self.weights.update(weights)
-        self.audit_log = audit_log
-
-    def _normalize(self, modalities: Dict[str, Optional[float]]) -> Dict[str, float]:
-        present = [name for name, score in modalities.items() if score is not None]
-        if not present:
-            return {}
-        total = sum(self.weights[name] for name in present)
-        return {name: self.weights[name] / total for name in present}
-
-    def _level_for_score(self, score: float) -> CrisisLevel:
-        if score > 0.8:
-            return CrisisLevel.CRITICAL
-        if score > 0.6:
-            return CrisisLevel.HIGH
-        if score > 0.4:
-            return CrisisLevel.MEDIUM
-        if score > 0.0:
-            return CrisisLevel.LOW
-        return CrisisLevel.NONE
-
-    def score(
-        self,
-        *,
-        text_score: Optional[float],
-        voice_score: Optional[float] = None,
-        image_score: Optional[float] = None,
-        behavioral_score: Optional[float] = None,
-        source_text: str = "",
-    ) -> UnifiedAssessment:
-        modalities = {
-            "text": text_score,
-            "voice": voice_score,
-            "behavioral": behavioral_score,
-            "image": image_score,
-        }
-        normalized = self._normalize(modalities)
-        combined = 0.0
-        for name, weight in normalized.items():
-            combined += float(modalities[name]) * weight
-        assessment = UnifiedAssessment(
-            level=self._level_for_score(combined),
-            combined_score=combined,
-            weights=normalized,
-            modalities=modalities,
-            present_modalities=[name for name, score in modalities.items() if score is not None],
-        )
-        if self.audit_log:
-            self.audit_log.record(assessment, source_text=source_text)
-        return assessment
-
-
-def behavioral_score_from_session(session: 'SessionState') -> float:
-    current = SCORE_BY_LEVEL.get(session.current_level, 0.0)
-    peak_bonus = 0.1 if LEVEL_RANK.get(session.peak_level, 0) >= LEVEL_RANK["HIGH"] else 0.0
-    escalation_bonus = 0.15 if session.is_escalating else 0.0
-    rate_bonus = min(max(session.escalation_rate, 0.0), 1.0) * 0.1
-    deescalation_penalty = 0.15 if session.is_deescalating else 0.0
-    return max(0.0, min(1.0, current + peak_bonus + escalation_bonus + rate_bonus - deescalation_penalty))