mirror of https://github.com/python/cpython
64 lines
1.8 KiB
Python
64 lines
1.8 KiB
Python
# Check every path through every method of UserList
|
|
|
|
from collections import UserList
|
|
from test import support, 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()
|