Function test_invoke

tests/test_sketch.py:898–910

(s1, s2)

def test_invoke(s1, s2):

    # builtin
    assert len(s2.invoke(print).vals()) == 5
    # arity 0
    assert len(s2.invoke(lambda: 1).vals()) == 5
    # arity 1 and no return
    assert len(s2.invoke(lambda x: None).vals()) == 5
    # arity 1
    assert len(s2.invoke(lambda x: s1).vals()) == 2
    # test exception with wrong arity
    with raises(ValueError):
        s2.invoke(lambda x, y: 1)


@fixture