test_storage.py 文件源码

def test_listcall(self):
        a = List((1, 2, 3))
        self.assertEqual(a(1), 2)
        self.assertEqual(a(-1), 3)
        self.assertEqual(a(-5), None)
        self.assertEqual(a(-5, default='x'), 'x')
        self.assertEqual(a(-3, cast=str), '1')
        a.append('1234')
        self.assertEqual(a(3), '1234')
        self.assertEqual(a(3, cast=int), 1234)
        a.append('x')
        self.assertRaises(HTTP, a, 4, cast=int)
        b = List()
        # default is always returned when especified
        self.assertEqual(b(0, cast=int, default=None), None)
        self.assertEqual(b(0, cast=int, default=None, otherwise='teste'), None)
        self.assertEqual(b(0, cast=int, default='a', otherwise='teste'), 'a')
        # if don't have value and otherwise is especified it will called
        self.assertEqual(b(0, otherwise=lambda: 'something'), 'something')
        self.assertEqual(b(0, cast=int, otherwise=lambda: 'something'),
                         'something')
        # except if default is especified
        self.assertEqual(b(0, default=0, otherwise=lambda: 'something'), 0)