"""Tests for signal detection tool."""
import pytest
from artefact_mcp.tools.signals import detect_signals, SIGNAL_TYPES
class TestDetectSignals:
def test_sample_signals(self):
result = detect_signals(source="sample")
assert "signals" in result
assert "summary" in result
assert result["deals_scanned"] == 8
assert result["summary"]["total_signals"] >= 0
def test_signal_structure(self):
result = detect_signals(source="sample")
for signal in result["signals"]:
assert "signal_type" in signal
assert "signal_name" in signal
assert "signal_strength" in signal
assert "evidence" in signal
assert "recommended_action" in signal
assert 0 <= signal["signal_strength"] <= 1.0
assert signal["signal_type"] in SIGNAL_TYPES
def test_signal_types_in_taxonomy(self):
result = detect_signals(source="sample")
assert "signal_taxonomy" in result
assert len(result["signal_taxonomy"]) == 6
for signal_type in SIGNAL_TYPES:
assert signal_type in result["signal_taxonomy"]
def test_signals_sorted_by_strength(self):
result = detect_signals(source="sample")
signals = result["signals"]
if len(signals) > 1:
for i in range(len(signals) - 1):
assert signals[i]["signal_strength"] >= signals[i + 1]["signal_strength"]
def test_summary_critical_signals(self):
result = detect_signals(source="sample")
summary = result["summary"]
critical = summary.get("critical_signals", [])
for sig in critical:
assert sig["signal_strength"] >= 0.7
def test_detects_velocity_anomaly(self):
"""Sample data includes stalled deals that should trigger velocity signals."""
result = detect_signals(source="sample")
velocity_signals = [
s for s in result["signals"] if s["signal_type"] == "velocity_anomaly"
]
# Sample data has deals open 100+ days — should detect anomalies
assert len(velocity_signals) > 0
def test_detects_pipeline_signals(self):
"""Sample data should trigger at least some pipeline signals."""
result = detect_signals(source="sample")
# Sample data should produce multiple signal types
assert result["summary"]["total_signals"] >= 2
detected_types = result["summary"]["signal_types_detected"]
assert len(detected_types) >= 1
def test_invalid_source(self):
with pytest.raises(ValueError, match="Invalid source"):
detect_signals(source="invalid")
def test_hubspot_without_client(self):
with pytest.raises(ValueError, match="HubSpot client required"):
detect_signals(source="hubspot")
def test_scan_date_present(self):
result = detect_signals(source="sample")
assert "scan_date" in result
assert len(result["scan_date"]) == 10 # YYYY-MM-DD
