def max_length_constraint(self, fixture):
max_allowed_length = 5
max_length_constraint = MaxLengthConstraint(max_length=max_allowed_length)
#max length is returned as parameter
vassert( max_length_constraint.parameters == '%s' % max_allowed_length )
#case: just enough characters, exact number of
with expected(NoException):
max_length_constraint.validate_input('⁵'*max_allowed_length)
#case: less than max
with expected(NoException):
max_length_constraint.validate_input('⁵'*(max_allowed_length-1))
#case: nothing
with expected(NoException):
max_length_constraint.validate_input('')
#case: just too much
with expected(MaxLengthConstraint):
max_length_constraint.validate_input('ś'*(max_allowed_length+1))
def test_max_length_constraint_js(web_fixture, constraint_rendering_fixture):
fixture = constraint_rendering_fixture
max_allowed_length = 5
constraint = MaxLengthConstraint(max_length=max_allowed_length)
class MyForm(Form):
def __init__(self, view, name):
super().__init__(view, name)
field = fixture.model_object.fields.an_attribute.with_validation_constraint(constraint)
self.add_child(TextInput(self, field))
wsgi_app = web_fixture.new_wsgi_app(child_factory=MyForm.factory('myform'), enable_js=True)
web_fixture.reahl_server.set_app(wsgi_app)
web_fixture.driver_browser.open('/')
web_fixture.driver_browser.type('//input[@type="text"]', '123456')
accepted_value = web_fixture.driver_browser.get_value('//input[@type="text"]')
assert accepted_value == '12345'