(self)
| 137 | l.head() |
| 138 | |
| 139 | def test_first(self): |
| 140 | l = self.seq([1, 2, 3]).map(lambda x: x) |
| 141 | self.assertEqual(l.first(), 1) |
| 142 | l = self.seq([[1, 2], 3, 4]).map(lambda x: x) |
| 143 | self.assertEqual(l.first(), [1, 2]) |
| 144 | self.assert_type(l.first()) |
| 145 | l = self.seq([]) |
| 146 | with self.assertRaises(IndexError): |
| 147 | l.head() |
| 148 | |
| 149 | def test_head_option(self): |
| 150 | l = self.seq([1, 2, 3]).map(lambda x: x) |
nothing calls this directly
no test coverage detected