import pytest
from becomingone import KAIROSTemporalEngine
from becomingone.core.engine import TemporalConfig

def test_engine_initialization():
    config = TemporalConfig(coherence_threshold=0.95)
    engine = KAIROSTemporalEngine(config=config, name="test_master")
    
    # Engine should start uncollapsed with 0 coherence
    assert not engine._collapsed
    assert engine.coherence == 1.0

def test_temporalize_stream():
    config = TemporalConfig(coherence_threshold=0.95, tau_scale=1.0)
    engine = KAIROSTemporalEngine(config=config, name="test_master")
    
    stream = ["I", "am", "the", "Master", "Transducer"]
    states = engine.temporalize_stream(stream)
    
    assert len(states) == len(stream)
    # Coherence should increase as tokens are processed
    assert engine.coherence > 0.0

def test_collapse_threshold():
    config = TemporalConfig(coherence_threshold=0.01, tau_scale=10.0)
    engine = KAIROSTemporalEngine(config=config, name="test_master")
    
    # Send enough tokens to force coherence above the low threshold
    stream = ["test"] * 50
    engine.temporalize_stream(stream)
    
    collapsed, coherence = engine.check_collapse()
    assert collapsed is True
    assert engine._collapsed is True