def testSubSimple(self):
"""test RangeSet with simple difference of ranges"""
r1 = RangeSet("4,7-33")
r2 = RangeSet("8-33")
r1.difference_update(r2)
self.assertEqual(str(r1), "4,7")
self.assertEqual(len(r1), 2)
r1 = RangeSet("4,7-33")
r3 = r1.difference(r2)
self.assertEqual(str(r3), "4,7")
self.assertEqual(len(r3), 2)
r3 = r1 - r2
self.assertEqual(str(r3), "4,7")
self.assertEqual(len(r3), 2)
# bounds checking
r1 = RangeSet("1-10,39-41,50-60")
r2 = RangeSet("1-10,38-39,50-60")
r1.difference_update(r2)
self.assertEqual(len(r1), 2)
self.assertEqual(str(r1), "40-41")
r1 = RangeSet("1-20,39-41")
r2 = RangeSet("1-20,41-42")
r1.difference_update(r2)
self.assertEqual(len(r1), 2)
self.assertEqual(str(r1), "39-40")
# difference(self) issue
r1 = RangeSet("1-20,39-41")
r1.difference_update(r1)
self.assertEqual(len(r1), 0)
self.assertEqual(str(r1), "")
# strict mode
r1 = RangeSet("4,7-33")
r2 = RangeSet("8-33")
r1.difference_update(r2, strict=True)
self.assertEqual(str(r1), "4,7")
self.assertEqual(len(r1), 2)
r3 = RangeSet("4-5")
self.assertRaises(KeyError, r1.difference_update, r3, True)
def testSubSimple(self):
"""test RangeSet with simple difference of ranges"""
r1 = RangeSet("4,7-33")
r2 = RangeSet("8-33")
r1.difference_update(r2)
self.assertEqual(str(r1), "4,7")
self.assertEqual(len(r1), 2)
r1 = RangeSet("4,7-33")
r3 = r1.difference(r2)
self.assertEqual(str(r3), "4,7")
self.assertEqual(len(r3), 2)
r3 = r1 - r2
self.assertEqual(str(r3), "4,7")
self.assertEqual(len(r3), 2)
# bounds checking
r1 = RangeSet("1-10,39-41,50-60")
r2 = RangeSet("1-10,38-39,50-60")
r1.difference_update(r2)
self.assertEqual(len(r1), 2)
self.assertEqual(str(r1), "40-41")
r1 = RangeSet("1-20,39-41")
r2 = RangeSet("1-20,41-42")
r1.difference_update(r2)
self.assertEqual(len(r1), 2)
self.assertEqual(str(r1), "39-40")
# difference(self) issue
r1 = RangeSet("1-20,39-41")
r1.difference_update(r1)
self.assertEqual(len(r1), 0)
self.assertEqual(str(r1), "")
# strict mode
r1 = RangeSet("4,7-33")
r2 = RangeSet("8-33")
r1.difference_update(r2, strict=True)
self.assertEqual(str(r1), "4,7")
self.assertEqual(len(r1), 2)
r3 = RangeSet("4-5")
self.assertRaises(KeyError, r1.difference_update, r3, True)
def testSubStep(self):
"""test RangeSet with more sub of ranges (with step)"""
# case 1 no sub
r1 = RangeSet("4-34/2", autostep=3)
r2 = RangeSet("3-33/2", autostep=3)
self.assertEqual(r1.autostep, 3)
self.assertEqual(r2.autostep, 3)
r1.difference_update(r2)
self.assertEqual(str(r1), "4-34/2")
self.assertEqual(len(r1), 16)
# case 2 diff left
r1 = RangeSet("4-34/2", autostep=3)
r2 = RangeSet("2-14/2", autostep=3)
r1.difference_update(r2)
self.assertEqual(str(r1), "16-34/2")
self.assertEqual(len(r1), 10)
# case 3 diff right
r1 = RangeSet("4-34/2", autostep=3)
r2 = RangeSet("28-52/2", autostep=3)
r1.difference_update(r2)
self.assertEqual(str(r1), "4-26/2")
self.assertEqual(len(r1), 12)
# case 4 diff with ranges split
r1 = RangeSet("4-34/2", autostep=3)
r2 = RangeSet("12-18/2", autostep=3)
r1.difference_update(r2)
self.assertEqual(str(r1), "4-10/2,20-34/2")
self.assertEqual(len(r1), 12)
# case 5+ more tricky diffs
r1 = RangeSet("4-34/2", autostep=3)
r2 = RangeSet("28-55", autostep=3)
r1.difference_update(r2)
self.assertEqual(str(r1), "4-26/2")
self.assertEqual(len(r1), 12)
r1 = RangeSet("4-34/2", autostep=3)
r2 = RangeSet("27-55", autostep=3)
r1.difference_update(r2)
self.assertEqual(str(r1), "4-26/2")
self.assertEqual(len(r1), 12)
r1 = RangeSet("1-100", autostep=3)
r2 = RangeSet("2-98/2", autostep=3)
r1.difference_update(r2)
self.assertEqual(str(r1), "1-99/2,100")
self.assertEqual(len(r1), 51)
r1 = RangeSet("1-100,102,105-242,800", autostep=3)
r2 = RangeSet("1-1000/3", autostep=3)
r1.difference_update(r2)
self.assertEqual(
str(r1),
"2-3,5-6,8-9,11-12,14-15,17-18,20-21,23-24,26-27,29-30,32-33,35-36,38-39,41-42,44-45,47-48,50-51,53-54,56-57,59-60,62-63,65-66,68-69,71-72,74-75,77-78,80-81,83-84,86-87,89-90,92-93,95-96,98,99-105/3,107-108,110-111,113-114,116-117,119-120,122-123,125-126,128-129,131-132,134-135,137-138,140-141,143-144,146-147,149-150,152-153,155-156,158-159,161-162,164-165,167-168,170-171,173-174,176-177,179-180,182-183,185-186,188-189,191-192,194-195,197-198,200-201,203-204,206-207,209-210,212-213,215-216,218-219,221-222,224-225,227-228,230-231,233-234,236-237,239-240,242,800"
)
self.assertEqual(len(r1), 160)
r1 = RangeSet("1-1000", autostep=3)
r2 = RangeSet("2-999/2", autostep=3)
r1.difference_update(r2)
self.assertEqual(str(r1), "1-999/2,1000")
self.assertEqual(len(r1), 501)
r1 = RangeSet("1-100/3,40-60/3", autostep=3)
r2 = RangeSet("31-61/3", autostep=3)
r1.difference_update(r2)
self.assertEqual(str(r1), "1-28/3,64-100/3")
self.assertEqual(len(r1), 23)
r1 = RangeSet("1-100/3,40-60/3", autostep=3)
r2 = RangeSet("30-80/5", autostep=3)
r1.difference_update(r2)
self.assertEqual(str(r1), "1-37/3,43-52/3,58-67/3,73-100/3")
self.assertEqual(len(r1), 31)
def testSubStep(self):
"""test RangeSet with more sub of ranges (with step)"""
# case 1 no sub
r1 = RangeSet("4-34/2", autostep=3)
r2 = RangeSet("3-33/2", autostep=3)
self.assertEqual(r1.autostep, 3)
self.assertEqual(r2.autostep, 3)
r1.difference_update(r2)
self.assertEqual(str(r1), "4-34/2")
self.assertEqual(len(r1), 16)
# case 2 diff left
r1 = RangeSet("4-34/2", autostep=3)
r2 = RangeSet("2-14/2", autostep=3)
r1.difference_update(r2)
self.assertEqual(str(r1), "16-34/2")
self.assertEqual(len(r1), 10)
# case 3 diff right
r1 = RangeSet("4-34/2", autostep=3)
r2 = RangeSet("28-52/2", autostep=3)
r1.difference_update(r2)
self.assertEqual(str(r1), "4-26/2")
self.assertEqual(len(r1), 12)
# case 4 diff with ranges split
r1 = RangeSet("4-34/2", autostep=3)
r2 = RangeSet("12-18/2", autostep=3)
r1.difference_update(r2)
self.assertEqual(str(r1), "4-10/2,20-34/2")
self.assertEqual(len(r1), 12)
# case 5+ more tricky diffs
r1 = RangeSet("4-34/2", autostep=3)
r2 = RangeSet("28-55", autostep=3)
r1.difference_update(r2)
self.assertEqual(str(r1), "4-26/2")
self.assertEqual(len(r1), 12)
r1 = RangeSet("4-34/2", autostep=3)
r2 = RangeSet("27-55", autostep=3)
r1.difference_update(r2)
self.assertEqual(str(r1), "4-26/2")
self.assertEqual(len(r1), 12)
r1 = RangeSet("1-100", autostep=3)
r2 = RangeSet("2-98/2", autostep=3)
r1.difference_update(r2)
self.assertEqual(str(r1), "1-99/2,100")
self.assertEqual(len(r1), 51)
r1 = RangeSet("1-100,102,105-242,800", autostep=3)
r2 = RangeSet("1-1000/3", autostep=3)
r1.difference_update(r2)
self.assertEqual(str(r1), "2-3,5-6,8-9,11-12,14-15,17-18,20-21,23-24,26-27,29-30,32-33,35-36,38-39,41-42,44-45,47-48,50-51,53-54,56-57,59-60,62-63,65-66,68-69,71-72,74-75,77-78,80-81,83-84,86-87,89-90,92-93,95-96,98,99-105/3,107-108,110-111,113-114,116-117,119-120,122-123,125-126,128-129,131-132,134-135,137-138,140-141,143-144,146-147,149-150,152-153,155-156,158-159,161-162,164-165,167-168,170-171,173-174,176-177,179-180,182-183,185-186,188-189,191-192,194-195,197-198,200-201,203-204,206-207,209-210,212-213,215-216,218-219,221-222,224-225,227-228,230-231,233-234,236-237,239-240,242,800")
self.assertEqual(len(r1), 160)
r1 = RangeSet("1-1000", autostep=3)
r2 = RangeSet("2-999/2", autostep=3)
r1.difference_update(r2)
self.assertEqual(str(r1), "1-999/2,1000")
self.assertEqual(len(r1), 501)
r1 = RangeSet("1-100/3,40-60/3", autostep=3)
r2 = RangeSet("31-61/3", autostep=3)
r1.difference_update(r2)
self.assertEqual(str(r1), "1-28/3,64-100/3")
self.assertEqual(len(r1), 23)
r1 = RangeSet("1-100/3,40-60/3", autostep=3)
r2 = RangeSet("30-80/5", autostep=3)
r1.difference_update(r2)
self.assertEqual(str(r1), "1-37/3,43-52/3,58-67/3,73-100/3")
self.assertEqual(len(r1), 31)
