Method test_map

functional/test/test_functional.py:263–269

(self)

        self.assertSetEqual(result.set(), set(expect))

    def test_map(self):
        f = lambda x: x * 2
        l = [1, 2, 0, 5]
        expect = [2, 4, 0, 10]
        result = self.seq(l).map(f)
        self.assertIteratorEqual(expect, result)
        self.assert_type(result)

    def test_select(self):
        f = lambda x: x * 2