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#!/usr/bin/env python
# -*- coding: utf-8 -*-
# pyvows testing engine
# https://github.com/heynemann/pyvows
# Licensed under the MIT license:
# http://www.opensource.org/licenses/mit-license
# Copyright (c) 2011 Bernardo Heynemann heynemann@gmail.com
from pyvows import Vows, expect
@Vows.batch
class AssertionIsNull(Vows.Context):
class WhenItIsNull(Vows.Context):
def topic(self):
return None
def we_get_to_check_for_nullability_in_None(self, topic):
expect(topic).to_be_null()
class WhenWeGetAnError(Vows.Context):
@Vows.capture_error
def topic(self, last):
expect(1).to_be_null()
def we_get_an_understandable_message(self, topic):
expect(topic).to_have_an_error_message_of("Expected topic(1) to be None")
class WhenItIsNotNull(Vows.Context):
def topic(self):
return "something"
def we_see_string_is_not_null(self, topic):
expect(topic).not_to_be_null()
class WhenWeGetAnError(Vows.Context):
@Vows.capture_error
def topic(self, last):
expect(None).not_to_be_null()
def we_get_an_understandable_message(self, topic):
expect(topic).to_have_an_error_message_of("Expected topic(None) not to be None")
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