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Diffstat (limited to 'lib/python2.7/test/test_index.py')
| -rw-r--r-- | lib/python2.7/test/test_index.py | 323 |
1 files changed, 0 insertions, 323 deletions
diff --git a/lib/python2.7/test/test_index.py b/lib/python2.7/test/test_index.py deleted file mode 100644 index a92b442..0000000 --- a/lib/python2.7/test/test_index.py +++ /dev/null @@ -1,323 +0,0 @@ -import unittest -from test import test_support -import operator -from sys import maxint -maxsize = test_support.MAX_Py_ssize_t -minsize = -maxsize-1 - -class oldstyle: - def __index__(self): - return self.ind - -class newstyle(object): - def __index__(self): - return self.ind - -class TrapInt(int): - def __index__(self): - return self - -class TrapLong(long): - def __index__(self): - return self - -class BaseTestCase(unittest.TestCase): - def setUp(self): - self.o = oldstyle() - self.n = newstyle() - - def test_basic(self): - self.o.ind = -2 - self.n.ind = 2 - self.assertEqual(operator.index(self.o), -2) - self.assertEqual(operator.index(self.n), 2) - - def test_slice(self): - self.o.ind = 1 - self.n.ind = 2 - slc = slice(self.o, self.o, self.o) - check_slc = slice(1, 1, 1) - self.assertEqual(slc.indices(self.o), check_slc.indices(1)) - slc = slice(self.n, self.n, self.n) - check_slc = slice(2, 2, 2) - self.assertEqual(slc.indices(self.n), check_slc.indices(2)) - - def test_wrappers(self): - self.o.ind = 4 - self.n.ind = 5 - self.assertEqual(6 .__index__(), 6) - self.assertEqual(-7L.__index__(), -7) - self.assertEqual(self.o.__index__(), 4) - self.assertEqual(self.n.__index__(), 5) - self.assertEqual(True.__index__(), 1) - self.assertEqual(False.__index__(), 0) - - def test_subclasses(self): - r = range(10) - self.assertEqual(r[TrapInt(5):TrapInt(10)], r[5:10]) - self.assertEqual(r[TrapLong(5):TrapLong(10)], r[5:10]) - self.assertEqual(slice(TrapInt()).indices(0), (0,0,1)) - self.assertEqual(slice(TrapLong(0)).indices(0), (0,0,1)) - - def test_error(self): - self.o.ind = 'dumb' - self.n.ind = 'bad' - self.assertRaises(TypeError, operator.index, self.o) - self.assertRaises(TypeError, operator.index, self.n) - self.assertRaises(TypeError, slice(self.o).indices, 0) - self.assertRaises(TypeError, slice(self.n).indices, 0) - - -class SeqTestCase(unittest.TestCase): - # This test case isn't run directly. It just defines common tests - # to the different sequence types below - def setUp(self): - self.o = oldstyle() - self.n = newstyle() - self.o2 = oldstyle() - self.n2 = newstyle() - - def test_index(self): - self.o.ind = -2 - self.n.ind = 2 - self.assertEqual(self.seq[self.n], self.seq[2]) - self.assertEqual(self.seq[self.o], self.seq[-2]) - - def test_slice(self): - self.o.ind = 1 - self.o2.ind = 3 - self.n.ind = 2 - self.n2.ind = 4 - self.assertEqual(self.seq[self.o:self.o2], self.seq[1:3]) - self.assertEqual(self.seq[self.n:self.n2], self.seq[2:4]) - - def test_slice_bug7532(self): - seqlen = len(self.seq) - self.o.ind = int(seqlen * 1.5) - self.n.ind = seqlen + 2 - self.assertEqual(self.seq[self.o:], self.seq[0:0]) - self.assertEqual(self.seq[:self.o], self.seq) - self.assertEqual(self.seq[self.n:], self.seq[0:0]) - self.assertEqual(self.seq[:self.n], self.seq) - if isinstance(self.seq, ClassicSeq): - return - # These tests fail for ClassicSeq (see bug #7532) - self.o2.ind = -seqlen - 2 - self.n2.ind = -int(seqlen * 1.5) - self.assertEqual(self.seq[self.o2:], self.seq) - self.assertEqual(self.seq[:self.o2], self.seq[0:0]) - self.assertEqual(self.seq[self.n2:], self.seq) - self.assertEqual(self.seq[:self.n2], self.seq[0:0]) - - def test_repeat(self): - self.o.ind = 3 - self.n.ind = 2 - self.assertEqual(self.seq * self.o, self.seq * 3) - self.assertEqual(self.seq * self.n, self.seq * 2) - self.assertEqual(self.o * self.seq, self.seq * 3) - self.assertEqual(self.n * self.seq, self.seq * 2) - - def test_wrappers(self): - self.o.ind = 4 - self.n.ind = 5 - self.assertEqual(self.seq.__getitem__(self.o), self.seq[4]) - self.assertEqual(self.seq.__mul__(self.o), self.seq * 4) - self.assertEqual(self.seq.__rmul__(self.o), self.seq * 4) - self.assertEqual(self.seq.__getitem__(self.n), self.seq[5]) - self.assertEqual(self.seq.__mul__(self.n), self.seq * 5) - self.assertEqual(self.seq.__rmul__(self.n), self.seq * 5) - - def test_subclasses(self): - self.assertEqual(self.seq[TrapInt()], self.seq[0]) - self.assertEqual(self.seq[TrapLong()], self.seq[0]) - - def test_error(self): - self.o.ind = 'dumb' - self.n.ind = 'bad' - indexobj = lambda x, obj: obj.seq[x] - self.assertRaises(TypeError, indexobj, self.o, self) - self.assertRaises(TypeError, indexobj, self.n, self) - sliceobj = lambda x, obj: obj.seq[x:] - self.assertRaises(TypeError, sliceobj, self.o, self) - self.assertRaises(TypeError, sliceobj, self.n, self) - - -class ListTestCase(SeqTestCase): - seq = [0,10,20,30,40,50] - - def test_setdelitem(self): - self.o.ind = -2 - self.n.ind = 2 - lst = list('ab!cdefghi!j') - del lst[self.o] - del lst[self.n] - lst[self.o] = 'X' - lst[self.n] = 'Y' - self.assertEqual(lst, list('abYdefghXj')) - - lst = [5, 6, 7, 8, 9, 10, 11] - lst.__setitem__(self.n, "here") - self.assertEqual(lst, [5, 6, "here", 8, 9, 10, 11]) - lst.__delitem__(self.n) - self.assertEqual(lst, [5, 6, 8, 9, 10, 11]) - - def test_inplace_repeat(self): - self.o.ind = 2 - self.n.ind = 3 - lst = [6, 4] - lst *= self.o - self.assertEqual(lst, [6, 4, 6, 4]) - lst *= self.n - self.assertEqual(lst, [6, 4, 6, 4] * 3) - - lst = [5, 6, 7, 8, 9, 11] - l2 = lst.__imul__(self.n) - self.assertIs(l2, lst) - self.assertEqual(lst, [5, 6, 7, 8, 9, 11] * 3) - - -class _BaseSeq: - - def __init__(self, iterable): - self._list = list(iterable) - - def __repr__(self): - return repr(self._list) - - def __eq__(self, other): - return self._list == other - - def __len__(self): - return len(self._list) - - def __mul__(self, n): - return self.__class__(self._list*n) - __rmul__ = __mul__ - - def __getitem__(self, index): - return self._list[index] - - -class _GetSliceMixin: - - def __getslice__(self, i, j): - return self._list.__getslice__(i, j) - - -class ClassicSeq(_BaseSeq): pass -class NewSeq(_BaseSeq, object): pass -class ClassicSeqDeprecated(_GetSliceMixin, ClassicSeq): pass -class NewSeqDeprecated(_GetSliceMixin, NewSeq): pass - - -class TupleTestCase(SeqTestCase): - seq = (0,10,20,30,40,50) - -class StringTestCase(SeqTestCase): - seq = "this is a test" - -class ByteArrayTestCase(SeqTestCase): - seq = bytearray("this is a test") - -class UnicodeTestCase(SeqTestCase): - seq = u"this is a test" - -class ClassicSeqTestCase(SeqTestCase): - seq = ClassicSeq((0,10,20,30,40,50)) - -class NewSeqTestCase(SeqTestCase): - seq = NewSeq((0,10,20,30,40,50)) - -class ClassicSeqDeprecatedTestCase(SeqTestCase): - seq = ClassicSeqDeprecated((0,10,20,30,40,50)) - -class NewSeqDeprecatedTestCase(SeqTestCase): - seq = NewSeqDeprecated((0,10,20,30,40,50)) - - -class XRangeTestCase(unittest.TestCase): - - def test_xrange(self): - n = newstyle() - n.ind = 5 - self.assertEqual(xrange(1, 20)[n], 6) - self.assertEqual(xrange(1, 20).__getitem__(n), 6) - -class OverflowTestCase(unittest.TestCase): - - def setUp(self): - self.pos = 2**100 - self.neg = -self.pos - - def test_large_longs(self): - self.assertEqual(self.pos.__index__(), self.pos) - self.assertEqual(self.neg.__index__(), self.neg) - - def _getitem_helper(self, base): - class GetItem(base): - def __len__(self): - return maxint # cannot return long here - def __getitem__(self, key): - return key - x = GetItem() - self.assertEqual(x[self.pos], self.pos) - self.assertEqual(x[self.neg], self.neg) - self.assertEqual(x[self.neg:self.pos].indices(maxsize), - (0, maxsize, 1)) - self.assertEqual(x[self.neg:self.pos:1].indices(maxsize), - (0, maxsize, 1)) - - def _getslice_helper_deprecated(self, base): - class GetItem(base): - def __len__(self): - return maxint # cannot return long here - def __getitem__(self, key): - return key - def __getslice__(self, i, j): - return i, j - x = GetItem() - self.assertEqual(x[self.pos], self.pos) - self.assertEqual(x[self.neg], self.neg) - self.assertEqual(x[self.neg:self.pos], (maxint+minsize, maxsize)) - self.assertEqual(x[self.neg:self.pos:1].indices(maxsize), - (0, maxsize, 1)) - - def test_getitem(self): - self._getitem_helper(object) - with test_support.check_py3k_warnings(): - self._getslice_helper_deprecated(object) - - def test_getitem_classic(self): - class Empty: pass - # XXX This test fails (see bug #7532) - #self._getitem_helper(Empty) - with test_support.check_py3k_warnings(): - self._getslice_helper_deprecated(Empty) - - def test_sequence_repeat(self): - self.assertRaises(OverflowError, lambda: "a" * self.pos) - self.assertRaises(OverflowError, lambda: "a" * self.neg) - - -def test_main(): - test_support.run_unittest( - BaseTestCase, - ListTestCase, - TupleTestCase, - ByteArrayTestCase, - StringTestCase, - UnicodeTestCase, - ClassicSeqTestCase, - NewSeqTestCase, - XRangeTestCase, - OverflowTestCase, - ) - with test_support.check_py3k_warnings(): - test_support.run_unittest( - ClassicSeqDeprecatedTestCase, - NewSeqDeprecatedTestCase, - ) - - -if __name__ == "__main__": - test_main() |