from app.core.contracts import CriticScore, ExecutionDirective, PlanStep, UserTask


def test_user_task_defaults() -> None:
    task = UserTask(input="hello")
    assert task.task_id
    assert task.session_id


def test_plan_step_supports_dependencies() -> None:
    step = PlanStep(
        id="step-1",
        kind="tool",
        tool="shell_exec",
        description="run command",
        depends_on=[],
    )
    assert step.tool == "shell_exec"


def test_critic_score_bounds() -> None:
    score = CriticScore(
        correctness=1.0,
        usefulness=0.5,
        safety=0.0,
        memory_store=False,
        weight=0.2,
        explanation="ok",
    )
    assert score.weight == 0.2


def test_execution_directive_defaults() -> None:
    directive = ExecutionDirective(type="noop")
    assert directive.payload == {}
    assert directive.confidence == 0.0