def test_creating_type_is_type(self):
t = tag('footype', 42)
assert_true(is_type(t))
def test_false(self):
assert_false(value_of(tag('bool', False)))
def test_getting_type_of_type(self):
t = tag('footype', 42)
assert_equals('footype', type_of(t))
def test_true(self):
assert_true(value_of(tag('bool', True)))
def test_getting_value_of_type(self):
t = tag('footype', 42)
assert_equals(42, value_of(t))
