'Testing a create'

def test_create(self):

    os.unlink(YeditTest.filename)
    yed = Yedit('yedit_test.yml')
    yed.create('foo', 'bar')
    yed.write()
    yed.load()
    self.assertTrue(('foo' in yed.yaml_dict))
    self.assertTrue((yed.yaml_dict['foo'] == 'bar'))
