def test_difference_update(self):
rn1 = RangeSetND([["10", "10-13"], ["10", "9-12"]])
rn2 = RangeSetND([["10", "10"]])
rn1.difference_update(rn2)
self.assertEqual(len(rn1), 4)
self.assertEqual(str(rn1), "10; 9,11-13\n")
rn1 = RangeSetND([["10", "10-13"], ["10", "9-12"], ["8-9", "12-15"]])
rn2 = RangeSetND([["10", "10"], ["9", "12-15"]])
rn1.difference_update(rn2)
self.assertEqual(len(rn1), 8)
self.assertEqual(str(rn1), "8; 12-15\n10; 9,11-13\n")
rn1 = RangeSetND([["10", "10-13"], ["10", "9-12"], ["8-9", "12-15"]])
rn2 = RangeSetND([["10", "10"], ["9", "12-15"], ["10-12", "11-15"],
["11", "14"]])
rn1.difference_update(rn2)
self.assertEqual(len(rn1), 5)
self.assertEqual(str(rn1), "8; 12-15\n10; 9\n")
rn1 = RangeSetND([["10", "10-13"], ["10", "9-12"], ["8-9", "12-15"],
["10", "10-13"], ["10", "12-16"], ["9", "13-16"]])
rn2 = RangeSetND([["10", "10"], ["9", "12-15"], ["10-12", "11-15"],
["11", "14"]])
rn1.difference_update(rn2)
self.assertEqual(len(rn1), 7)
# no pre-fold (self._veclist)
self.assertEqual(str(rn1), "8; 12-15\n9-10; 16\n10; 9\n")
# pre-fold (self.veclist)
#self.assertEqual(str(rn1), "8; 12-15\n10; 9,16\n9; 16\n")
# strict mode
rn1 = RangeSetND([["10", "10-13"], ["10", "9-12"], ["8-9", "12-15"]])
rn2 = RangeSetND([["10", "10"], ["9", "12-15"], ["10-12", "11-15"],
["11", "14"]])
self.assertRaises(KeyError, rn1.difference_update, rn2, strict=True)
if sys.version_info >= (2, 5, 0):
rn1 = RangeSetND([["10", "10-13"], ["10", "9-12"]])
rn2 = RangeSetND([["10", "10"]])
rn1 -= rn2
self.assertEqual(str(rn1), "10; 9,11-13\n")
self.assertEqual(len(rn1), 4)
# binary error
rn2 = set([3, 5])
self.assertRaises(TypeError, rn1.__isub__, rn2)
def test_difference_update(self):
rn1 = RangeSetND([["10", "10-13"], ["10", "9-12"]])
rn2 = RangeSetND([["10", "10"]])
rn1.difference_update(rn2)
self.assertEqual(len(rn1), 4)
self.assertEqual(str(rn1), "10; 9,11-13\n")
rn1 = RangeSetND([["10", "10-13"], ["10", "9-12"], ["8-9", "12-15"]])
rn2 = RangeSetND([["10", "10"], ["9", "12-15"]])
rn1.difference_update(rn2)
self.assertEqual(len(rn1), 8)
self.assertEqual(str(rn1), "8; 12-15\n10; 9,11-13\n")
rn1 = RangeSetND([["10", "10-13"], ["10", "9-12"], ["8-9", "12-15"]])
rn2 = RangeSetND([["10", "10"], ["9", "12-15"], ["10-12", "11-15"], ["11", "14"]])
rn1.difference_update(rn2)
self.assertEqual(len(rn1), 5)
self.assertEqual(str(rn1), "8; 12-15\n10; 9\n")
rn1 = RangeSetND([["10", "10-13"], ["10", "9-12"], ["8-9", "12-15"], ["10", "10-13"], ["10", "12-16"], ["9", "13-16"]])
rn2 = RangeSetND([["10", "10"], ["9", "12-15"], ["10-12", "11-15"], ["11", "14"]])
rn1.difference_update(rn2)
self.assertEqual(len(rn1), 7)
# no pre-fold (self._veclist)
self.assertEqual(str(rn1), "8; 12-15\n9-10; 16\n10; 9\n")
# pre-fold (self.veclist)
#self.assertEqual(str(rn1), "8; 12-15\n10; 9,16\n9; 16\n")
# strict mode
rn1 = RangeSetND([["10", "10-13"], ["10", "9-12"], ["8-9", "12-15"]])
rn2 = RangeSetND([["10", "10"], ["9", "12-15"], ["10-12", "11-15"], ["11", "14"]])
self.assertRaises(KeyError, rn1.difference_update, rn2, strict=True)
if sys.version_info >= (2, 5, 0):
rn1 = RangeSetND([["10", "10-13"], ["10", "9-12"]])
rn2 = RangeSetND([["10", "10"]])
rn1 -= rn2
self.assertEqual(str(rn1), "10; 9,11-13\n")
self.assertEqual(len(rn1), 4)
# binary error
rn2 = set([3, 5])
self.assertRaises(TypeError, rn1.__isub__, rn2)
