def test_clear(self):
"""
Tests clear method of AttribDict class.
"""
ad = AttribDict()
ad.test = 1
ad['test2'] = 'test'
# removing via pop
ad.clear()
self.assertFalse('test' in ad)
self.assertFalse('test2' in ad)
self.assertFalse('test' in ad.__dict__)
self.assertFalse('test2' in ad.__dict__)
self.assertFalse(hasattr(ad, 'test'))
self.assertFalse(hasattr(ad, 'test2'))
# class attributes should be still present
self.assertTrue(hasattr(ad, 'readonly'))
self.assertTrue(hasattr(ad, 'priorized_keys'))
