def test_valid_int(self) -> None:
        prop = bcpn.Interval(Int, 0, 255)

        # TODO (bev) should fail
        assert prop.is_valid(False)
        assert prop.is_valid(True)

        assert prop.is_valid(0)
        assert prop.is_valid(1)
        assert prop.is_valid(127)
    def test_valid_float(self) -> None:
        prop = bcpn.Interval(Float, 0.0, 1.0)

        # TODO (bev) should fail
        assert prop.is_valid(False)
        assert prop.is_valid(True)

        assert prop.is_valid(0)
        assert prop.is_valid(1)
        assert prop.is_valid(0.0)
        assert prop.is_valid(1.0)
        assert prop.is_valid(0.5)
    def test_invalid_float(self):
        prop = bcpn.Interval(Float, 0.0, 1.0)

        assert not prop.is_valid(1.0 + 1.0j)
        assert not prop.is_valid("")
        assert not prop.is_valid(())
        assert not prop.is_valid([])
        assert not prop.is_valid({})
        assert not prop.is_valid(_TestHasProps())
        assert not prop.is_valid(_TestModel())

        assert not prop.is_valid(-0.001)
        assert not prop.is_valid(1.001)
    def test_invalid_int(self):
        prop = bcpn.Interval(Int, 0, 255)

        assert not prop.is_valid(0.0)
        assert not prop.is_valid(1.0)
        assert not prop.is_valid(1.0 + 1.0j)
        assert not prop.is_valid("")
        assert not prop.is_valid(())
        assert not prop.is_valid([])
        assert not prop.is_valid({})
        assert not prop.is_valid(_TestHasProps())
        assert not prop.is_valid(_TestModel())

        assert not prop.is_valid(-1)
        assert not prop.is_valid(256)
    def test_init(self):
        with pytest.raises(TypeError):
            bcpn.Interval()

        with pytest.raises(ValueError):
            bcpn.Interval(Int, 0.0, 1.0)
 def test_str(self):
     prop = bcpn.Interval(Float, 0.0, 1.0)
     assert str(prop) == "Interval(Float, 0.0, 1.0)"
 def test_has_ref(self):
     prop = bcpn.Interval(Float, 0.0, 1.0)
     assert not prop.has_ref