def test_is_valid(self):
f = Form('f')
f.add_text('f')
# wasn't submitted, so not valid
assert not f.is_valid()
f.set_submitted({'f-submit-flag': 'submitted'})
assert f.is_valid()
f = Form('f')
f.add_text('f', required=True)
# wasn't submitted, so not valid
assert not f.is_valid()
f.set_submitted({'f-submit-flag': 'submitted'})
assert not f.is_valid()
f.set_submitted({'f-submit-flag': 'submitted', 'f': 'foo'})
assert f.is_valid()
def test_validator_element_invalid(self):
"""
If a validator references an invalid element, then we don't let
that exception propogate
"""
f = Form('f')
def validator(form):
f.elements.f1.value
f.add_text('f1', 'f1', maxlength=1)
f.add_text('f2', 'f2')
f.add_validator(validator)
f.set_submitted({'f-submit-flag': 'submitted', 'f1': '12'})
assert not f.is_valid()
def test_form_validators(self):
def validator(form):
if form.elements.myfield.is_valid():
if form.elements.myfield.value != 'foo':
raise ValueInvalid('My Field: must be "foo", not "%s"' %
form.elements.myfield.value)
f = Form('f')
f.add_text('myfield', 'My Field')
f.add_validator(validator)
f.set_submitted({'f-submit-flag': 'submitted', 'myfield': 'bar'})
assert not f.is_valid()
self.assertEqual(f._errors[0], 'My Field: must be "foo", not "bar"')
f.set_submitted({'f-submit-flag': 'submitted', 'myfield': 'foo'})
assert f.is_valid()
assert len(f._errors) == 0
# custom message
f = Form('f')
f.add_text('myfield', 'My Field')
f.add_validator(validator, 'value incorrect')
f.set_submitted({'f-submit-flag': 'submitted', 'myfield': 'bar'})
assert not f.is_valid()
self.assertEqual(f._errors[0], 'value incorrect')
def test_validator_recursion(self):
"""
referencing .value from that field's validator causes a recursion
"""
f = Form('f')
def validator(form):
try:
f.elements.myfield.value
except ElementInvalid as e:
raise ValueInvalid(e)
el = f.add_text('myfield', 'My Field', maxlength=1)
el.add_processor(validator)
f.set_submitted({'f-submit-flag': 'submitted', 'myfield': '12'})
try:
assert not f.is_valid()
except RuntimeError as e:
assert 'maximum recursion depth exceeded' in str(e), str(e)
def test_all_errors(self):
def validator(form):
if form.elements.myfield.is_valid():
if form.elements.myfield.value != 'foo':
raise ValueInvalid('My Field: must be "foo", not "%s"' %
form.elements.myfield.value)
f1 = Form('login1')
f1.add_text('field', 'Field', required=True)
f1.add_text('myfield', 'My Field', required=True)
f1.add_validator(validator)
post = {'login1-submit-flag': 'submitted', 'myfield': 'bar'}
f1.set_submitted(post)
assert not f1.is_valid()
form_errors, field_errors = f1.all_errors()
self.assertEqual(field_errors, {'Field': ['field is required']})
self.assertEqual(form_errors, ['My Field: must be "foo", not "bar"'])
# now make sure we can set the id as the field errors dict key if needed
form_errors, field_errors = f1.all_errors(id_as_key=True)
self.assertEqual(field_errors, {'field': ['field is required']})
