def test_simple():
c = get_constant('foo')
assert str(c) == 'foo'
assert repr(c) == '<Constant: FOO>'
def test_base_class():
c = get_constant('Bar', bases=(int, ), init_value=24)
assert c == 24
assert str(c) == 'Bar'
assert repr(c) == '<Constant: BAR>'
def test_persistence():
c = get_constant('baz', bases=(float, ), init_value=6.5)
assert c is get_constant('baz')