diff options
Diffstat (limited to 'Lib/test')
| -rw-r--r-- | Lib/test/list_tests.py | 103 | ||||
| -rw-r--r-- | Lib/test/test_list.py | 18 |
2 files changed, 116 insertions, 5 deletions
diff --git a/Lib/test/list_tests.py b/Lib/test/list_tests.py index 1233ad1..3780b86 100644 --- a/Lib/test/list_tests.py +++ b/Lib/test/list_tests.py @@ -3,12 +3,40 @@ Tests common to list and UserList.UserList """ import sys +import os import unittest from test import test_support, seq_tests class CommonTest(seq_tests.CommonTest): + def test_init(self): + # Iterable arg is optional + self.assertEqual(self.type2test([]), self.type2test()) + + # Init clears previous values + a = self.type2test([1, 2, 3]) + a.__init__() + self.assertEqual(a, self.type2test([])) + + # Init overwrites previous values + a = self.type2test([1, 2, 3]) + a.__init__([4, 5, 6]) + self.assertEqual(a, self.type2test([4, 5, 6])) + + # Mutables always return a new object + b = self.type2test(a) + self.assertNotEqual(id(a), id(b)) + self.assertEqual(a, b) + + def test_mul(self): + for m in xrange(4): + s = tuple(range(m)) + for n in xrange(-3, 5): + self.assertEqual(self.type2test(s*n), self.type2test(s)*n) + self.assertEqual(self.type2test(s)*(-4), self.type2test([])) + self.assertEqual(id(s), id(s*1)) + def test_repr(self): l0 = [] l2 = [0, 1, 2] @@ -21,6 +49,71 @@ class CommonTest(seq_tests.CommonTest): self.assertEqual(str(a2), "[0, 1, 2]") self.assertEqual(repr(a2), "[0, 1, 2]") + a2.append(a2) + a2.append(3) + self.assertEqual(str(a2), "[0, 1, 2, [...], 3]") + self.assertEqual(repr(a2), "[0, 1, 2, [...], 3]") + + def test_print(self): + d = self.type2test(xrange(200)) + d.append(d) + d.extend(xrange(200,400)) + d.append(d) + d.append(400) + try: + fo = open(test_support.TESTFN, "wb") + print >> fo, d, + fo.close() + fo = open(test_support.TESTFN, "rb") + self.assertEqual(fo.read(), repr(d)) + finally: + fo.close() + os.remove(test_support.TESTFN) + + def test_getitem(self): + a = self.type2test([10, 11]) + self.assertEqual(a[0], 10) + self.assertEqual(a[1], 11) + self.assertEqual(a[-2], 10) + self.assertEqual(a[-1], 11) + self.assertRaises(IndexError, a.__getitem__, -3) + self.assertRaises(IndexError, a.__getitem__, 3) + + def test_subscript(self): + a = self.type2test([10, 11]) + self.assertEqual(a.__getitem__(0L), 10) + self.assertEqual(a.__getitem__(1L), 11) + self.assertEqual(a.__getitem__(-2L), 10) + self.assertEqual(a.__getitem__(-1L), 11) + self.assertRaises(IndexError, a.__getitem__, -3) + self.assertRaises(IndexError, a.__getitem__, 3) + self.assertEqual(a.__getitem__(slice(0,1)), self.type2test([10])) + self.assertEqual(a.__getitem__(slice(1,2)), self.type2test([11])) + self.assertEqual(a.__getitem__(slice(0,2)), self.type2test([10, 11])) + self.assertEqual(a.__getitem__(slice(0,3)), self.type2test([10, 11])) + self.assertEqual(a.__getitem__(slice(3,5)), self.type2test([])) + self.assertRaises(ValueError, a.__getitem__, slice(0, 10, 0)) + self.assertRaises(TypeError, a.__getitem__, 'x') + + def test_set_subscript(self): + a = self.type2test(range(20)) + self.assertRaises(ValueError, a.__setitem__, slice(0, 10, 0), [1,2,3]) + self.assertRaises(TypeError, a.__setitem__, slice(0, 10), 1) + self.assertRaises(ValueError, a.__setitem__, slice(0, 10, 2), [1,2]) + self.assertRaises(TypeError, a.__getitem__, 'x', 1) + a[slice(2,10,3)] = [1,2,3] + self.assertEqual(a, self.type2test([0, 1, 1, 3, 4, 2, 6, 7, 3, + 9, 10, 11, 12, 13, 14, 15, + 16, 17, 18, 19])) + + def test_reversed(self): + a = self.type2test(range(20)) + r = reversed(a) + self.assertEqual(list(r), self.type2test(range(19, -1, -1))) + self.assertRaises(StopIteration, r.next) + self.assertEqual(list(reversed(self.type2test())), + self.type2test()) + def test_setitem(self): a = self.type2test([0, 1]) a[0] = 0 @@ -36,7 +129,6 @@ class CommonTest(seq_tests.CommonTest): a = self.type2test([]) self.assertRaises(IndexError, a.__setitem__, 0, 200) self.assertRaises(IndexError, a.__setitem__, -1, 200) - self.assertRaises(TypeError, a.__setitem__) a = self.type2test([0,1,2,3,4]) @@ -210,6 +302,7 @@ class CommonTest(seq_tests.CommonTest): self.assertRaises(TypeError, a.insert) def test_pop(self): + from decimal import Decimal a = self.type2test([-1, 0, 1]) a.pop() self.assertEqual(a, [-1, 0]) @@ -219,8 +312,10 @@ class CommonTest(seq_tests.CommonTest): a.pop(0) self.assertEqual(a, []) self.assertRaises(IndexError, a.pop) - self.assertRaises(TypeError, a.pop, 42, 42) + a = self.type2test([0, 10, 20, 30, 40]) + self.assertEqual(a.pop(Decimal(2)), 20) + self.assertRaises(IndexError, a.pop, Decimal(25)) def test_remove(self): a = self.type2test([0, 0, 1]) @@ -390,6 +485,10 @@ class CommonTest(seq_tests.CommonTest): self.assertEqual(u, self.type2test([0, 1, 0, 1, 0, 1])) u *= 0 self.assertEqual(u, self.type2test([])) + s = self.type2test([]) + oldid = id(s) + s *= 10 + self.assertEqual(id(s), oldid) def test_extendedslicing(self): # subscript diff --git a/Lib/test/test_list.py b/Lib/test/test_list.py index ba2f901..711ac4b 100644 --- a/Lib/test/test_list.py +++ b/Lib/test/test_list.py @@ -18,8 +18,20 @@ class ListTest(list_tests.CommonTest): self.assertEqual(len([0]), 1) self.assertEqual(len([0, 1, 2]), 3) -def test_main(): +def test_main(verbose=None): test_support.run_unittest(ListTest) -if __name__=="__main__": - test_main() + # verify reference counting + import sys + if verbose and hasattr(sys, "gettotalrefcount"): + import gc + counts = [None] * 5 + for i in xrange(len(counts)): + test_support.run_unittest(ListTest) + gc.collect() + counts[i] = sys.gettotalrefcount() + print counts + + +if __name__ == "__main__": + test_main(verbose=True) |