def testShelfBWFRotation(self):
"""
Best Bin Fit
Shelf Bins (best_width_fit)
Item Sorting == False
Item Rotation == True
"""
M = binpack.BinManager(10, 5,
pack_algo='shelf',
bin_algo="bin_first_fit",
sorting=False,
rotation=True)
ITEM = binpack.Item(1, 1)
ITEM2 = binpack.Item(4, 3)
ITEM3 = binpack.Item(2, 2)
M.add_items(ITEM, ITEM2, ITEM3)
M.execute()
correct = [ITEM, ITEM2, ITEM3]
with self.subTest():
self.assertEqual(M.items, correct)
with self.subTest():
self.assertEqual(ITEM.CornerPoint, (0,0))
with self.subTest():
self.assertEqual(ITEM2.CornerPoint, (0,1))
with self.subTest():
self.assertEqual(ITEM3.CornerPoint, (4,1))
def testGuillotineBWFRotation(self):
"""
Bin First Fit
Guillotine Bins (best_width_fit)
Split Horizontal
Item Sorting == False
Item Rotation == True
"""
M = binpack.BinManager(10, 5,
pack_algo='guillotine',
bin_algo="bin_first_fit",
sorting=False,
rotation=True)
ITEM = binpack.Item(4, 3)
ITEM2 = binpack.Item(6, 5)
ITEM3 = binpack.Item(4, 4)
M.add_items(ITEM, ITEM2, ITEM3)
M.execute()
correct = [ITEM, ITEM2, ITEM3]
with self.subTest():
self.assertEqual(M.items, correct)
with self.subTest():
self.assertEqual(ITEM.CornerPoint, (0,0))
with self.subTest():
self.assertEqual(ITEM2.CornerPoint, (0,0))
with self.subTest():
self.assertEqual(ITEM3.CornerPoint, (6,0))
def testReadme(self):
"""
Example insertion from README.md
"""
M = binpack.BinManager(8, 4, pack_algo='shelf')
ITEM = binpack.Item(4, 2)
ITEM2 = binpack.Item(5, 2)
ITEM3 = binpack.Item(2, 2)
M.add_items(ITEM, ITEM2, ITEM3)
M.execute()
correct = [ITEM2, ITEM, ITEM3]
with self.subTest():
self.assertEqual(M.items, correct)
with self.subTest():
self.assertEqual(ITEM.CornerPoint, (0,2))
with self.subTest():
self.assertEqual(ITEM2.CornerPoint, (0,0))
with self.subTest():
self.assertEqual(ITEM3.CornerPoint, (5,0))
def testGuillotineBWFSortingRotation(self):
"""
Best Bin Fit
Guillotine Bins (best_width_fit)
Split Horizontal
Item Sorting == True
Item Rotation == True
"""
M = binpack.BinManager(10, 5, pack_algo='guillotine',
sorting=True, rotation=True)
ITEM = binpack.Item(3, 4)
ITEM2 = binpack.Item(5, 3)
ITEM3 = binpack.Item(2, 2)
M.add_items(ITEM, ITEM2, ITEM3)
M.execute()
correct = [ITEM2, ITEM, ITEM3]
with self.subTest():
self.assertEqual(M.items, correct)
with self.subTest():
self.assertEqual(ITEM.CornerPoint, (5,0))
with self.subTest():
self.assertEqual(ITEM2.CornerPoint, (0,0))
with self.subTest():
self.assertEqual(ITEM3.CornerPoint, (0,3))
