def test_component():
c = Component(["a", "b"])
c.a.value = 3
c.b.value = 2
c.active = False
wd = c.gui(**KWARGS)["ipywidgets"]["wdict"]
assert wd["active"].value == c.active
assert wd["parameter_a"]["value"].value == c.a.value
assert wd["parameter_b"]["value"].value == c.b.value
wd["active"].value = True
wd["parameter_b"]["value"].value = 34
wd["parameter_a"]["value"].value = 31
assert wd["active"].value == c.active
assert wd["parameter_a"]["value"].value == c.a.value
assert wd["parameter_b"]["value"].value == c.b.value
