from crossvenue_arbx.fuzzer import ScenarioGenerator, simple_demo_trace


def test_scenario_generator_reproducible():
    sigs1 = simple_demo_trace(seed="seed-123", steps=3)
    sigs2 = simple_demo_trace(seed="seed-123", steps=3)
    assert sigs1 == sigs2, "Traces with the same seed must be identical"


def test_scenario_generator_different_seed():
    a = simple_demo_trace(seed="s1", steps=3)
    b = simple_demo_trace(seed="s2", steps=3)
    assert a != b, "Different seeds should produce different traces"