def test_boolean_validation(fixture):
obj = EmptyStub()
field = BooleanField()
field.bind('boolean_attribute', obj)
# Case: invalid
invalid_boolean_name = ['negative', 'affirmative', '+', '-', None]
for boolean_candidate in invalid_boolean_name:
with expected(AllowedValuesConstraint):
field.set_user_input(boolean_candidate)
assert field.validation_error is field.get_validation_constraint_named(
'pattern')
# Case: valid
field.from_input('on')
assert obj.boolean_attribute is True
assert field.as_input() == 'on'
field.from_input('off')
assert obj.boolean_attribute is False
assert field.as_input() == 'off'
# Case: required means True for BooleanField
field = BooleanField(required=True)
field.bind('boolean_attribute', obj)
with expected(AllowedValuesConstraint):
field.set_user_input('off')
assert field.validation_error is field.get_validation_constraint_named(
'pattern')
with expected(NoException):
field.from_input('on')
def test_boolean_i18n():
context = LocaleContextStub(locale='af').install()
obj = EmptyStub()
field = BooleanField()
field.bind('boolean_attribute', obj)
# Case: valid
field.from_input('aan')
assert obj.boolean_attribute is True
assert field.as_input() == 'aan'
field.from_input('af')
assert obj.boolean_attribute is False
assert field.as_input() == 'af'
def test_checkbox_input_restricted_to_use_with_boolean(web_fixture):
"""CheckboxInput is for toggling a true or false answer."""
model_object = web_fixture
form = Form(web_fixture.view, 'test')
# case: with BooleanField
boolean_field = BooleanField(label='Boolean')
boolean_field.bind('a_choice', model_object)
with expected(NoException):
CheckboxInput(form, boolean_field)
# case: with disallowed field
not_a_boolean_field = IntegerField(label='Other')
not_a_boolean_field.bind('not_a_boolean', model_object)
with expected(IsInstance):
CheckboxInput(form, not_a_boolean_field)
def boolean_i18n(self, fixture):
@stubclass(ExecutionContext)
class AfrikaansContext(ExecutionContext):
@property
def interface_locale(self):
return 'af'
with AfrikaansContext():
obj = EmptyStub()
field = BooleanField()
field.bind('boolean_attribute', obj)
# Case: valid
field.from_input('aan')
vassert( obj.boolean_attribute is True )
vassert( field.as_input() == 'aan' )
field.from_input('af')
vassert( obj.boolean_attribute is False )
vassert( field.as_input() == 'af' )
def new_field(self):
field = BooleanField()
field.bind('field', self)
return field
