Lib/test/test_slice.py

   1 # tests for slice objects; in particular the indices method.
   2
   3 from test.test_support import vereq
   4 import sys
   5
   6 vereq(slice(None           ).indices(10), (0, 10,  1))
   7 vereq(slice(None,  None,  2).indices(10), (0, 10,  2))
   8 vereq(slice(1,     None,  2).indices(10), (1, 10,  2))
   9 vereq(slice(None,  None, -1).indices(10), (9, -1, -1))
  10 vereq(slice(None,  None, -2).indices(10), (9, -1, -2))
  11 vereq(slice(3,     None, -2).indices(10), (3, -1, -2))
  12 vereq(slice(-100,  100     ).indices(10), slice(None).indices(10))
  13 vereq(slice(100,  -100,  -1).indices(10), slice(None, None, -1).indices(10))
  14 vereq(slice(-100L, 100L, 2L).indices(10), (0, 10,  2))
  15
  16 vereq(range(10)[::sys.maxint - 1], [0])