'The list of form field validators can be modified without polluting
other forms.'

def test_validators_independence(self):

    class MyForm(Form, ):
        myfield = CharField(max_length=25)
    f1 = MyForm()
    f2 = MyForm()
    f1.fields['myfield'].validators[0] = MaxValueValidator(12)
    self.assertNotEqual(f1.fields['myfield'].validators[0], f2.fields['myfield'].validators[0])
