def test_when_exten_changes_but_is_available(self, dao_get, validate_extension_available):
dao_get.return_value = Extension(exten='1000', context='default')
extension = Extension(id=1, exten='1001', context='default')
validator.validate_extension_available_for_edit(extension)
dao_get.assert_called_once_with(extension.id)
validate_extension_available.assert_called_once_with(extension)
def test_when_exten_does_not_change(self, dao_get, validate_extension_available):
dao_get.return_value = Extension(exten='1000')
extension = Extension(id=1, exten='1000')
validator.validate_extension_available_for_edit(extension)
dao_get.assert_called_once_with(extension.id)
self.assertNotCalled(validate_extension_available)
