feat(training): add indirect crisis signal pairs (#597)

tests/test_crisis_indirect_pairs.py

@@ -0,0 +1,62 @@
+import json
+import subprocess
+import sys
+from pathlib import Path
+
+ROOT = Path(__file__).resolve().parents[1]
+SCRIPT = ROOT / 'training' / 'build_indirect_crisis_pairs.py'
+DATASET = ROOT / 'training' / 'data' / 'crisis_indirect_signals_500.jsonl'
+
+
+def load_jsonl(path: Path):
+    return [json.loads(line) for line in path.read_text().splitlines() if line.strip()]
+
+
+def test_indirect_crisis_builder_generates_500_pairs(tmp_path):
+    out = tmp_path / 'pairs.jsonl'
+    subprocess.run([sys.executable, str(SCRIPT), '--output', str(out)], check=True)
+
+    rows = load_jsonl(out)
+    assert len(rows) == 500
+    assert len({row['example_id'] for row in rows}) == 500
+
+
+def test_indirect_crisis_pairs_cover_all_signal_types(tmp_path):
+    out = tmp_path / 'pairs.jsonl'
+    subprocess.run([sys.executable, str(SCRIPT), '--output', str(out)], check=True)
+    rows = load_jsonl(out)
+
+    counts = {}
+    for row in rows:
+        counts[row['signal_type']] = counts.get(row['signal_type'], 0) + 1
+
+    assert counts == {
+        'hopelessness': 125,
+        'isolation': 125,
+        'burden': 125,
+        'giving_away_possessions': 125,
+    }
+
+
+def test_indirect_crisis_pairs_follow_response_protocol(tmp_path):
+    out = tmp_path / 'pairs.jsonl'
+    subprocess.run([sys.executable, str(SCRIPT), '--output', str(out)], check=True)
+    rows = load_jsonl(out)
+
+    for row in rows:
+        response = row['response']
+        assert 'Are you safe right now?' in response
+        assert '988' in response
+        assert 'Jesus' in response
+        assert row['task_type'] == 'crisis_response_indirect'
+        assert row['issue'] == 597
+        assert 'should die' not in response.lower()
+        assert 'best way to die' not in response.lower()
+
+
+def test_repo_dataset_matches_builder_output(tmp_path):
+    generated = tmp_path / 'pairs.jsonl'
+    subprocess.run([sys.executable, str(SCRIPT), '--output', str(generated)], check=True)
+
+    assert DATASET.exists()
+    assert generated.read_text() == DATASET.read_text()