| # Check every path through every method of UserList |
| |
| from collections import UserList |
| from test import list_tests |
| import unittest |
| |
| class UserListTest(list_tests.CommonTest): |
| type2test = UserList |
| |
| def test_getslice(self): |
| super().test_getslice() |
| l = [0, 1, 2, 3, 4] |
| u = self.type2test(l) |
| for i in range(-3, 6): |
| self.assertEqual(u[:i], l[:i]) |
| self.assertEqual(u[i:], l[i:]) |
| for j in range(-3, 6): |
| self.assertEqual(u[i:j], l[i:j]) |
| |
| def test_add_specials(self): |
| u = UserList("spam") |
| u2 = u + "eggs" |
| self.assertEqual(u2, list("spameggs")) |
| |
| def test_radd_specials(self): |
| u = UserList("eggs") |
| u2 = "spam" + u |
| self.assertEqual(u2, list("spameggs")) |
| u2 = u.__radd__(UserList("spam")) |
| self.assertEqual(u2, list("spameggs")) |
| |
| def test_iadd(self): |
| super().test_iadd() |
| u = [0, 1] |
| u += UserList([0, 1]) |
| self.assertEqual(u, [0, 1, 0, 1]) |
| |
| def test_mixedcmp(self): |
| u = self.type2test([0, 1]) |
| self.assertEqual(u, [0, 1]) |
| self.assertNotEqual(u, [0]) |
| self.assertNotEqual(u, [0, 2]) |
| |
| def test_mixedadd(self): |
| u = self.type2test([0, 1]) |
| self.assertEqual(u + [], u) |
| self.assertEqual(u + [2], [0, 1, 2]) |
| |
| def test_getitemoverwriteiter(self): |
| # Verify that __getitem__ overrides *are* recognized by __iter__ |
| class T(self.type2test): |
| def __getitem__(self, key): |
| return str(key) + '!!!' |
| self.assertEqual(next(iter(T((1,2)))), "0!!!") |
| |
| def test_userlist_copy(self): |
| u = self.type2test([6, 8, 1, 9, 1]) |
| v = u.copy() |
| self.assertEqual(u, v) |
| self.assertEqual(type(u), type(v)) |
| |
| if __name__ == "__main__": |
| unittest.main() |