#These two lines do the exact same thing. However, the first is preferred as it only creates
#a shape in generating the mask, as opposed to an entire Region. Therefore, the serialization
#of R after the first call is smaller than the serialization of R after only running the second
#line.
R("INT", "SQUARE", Location(0, 0), Location(31, 19))
R &= Region("SQUARE", Location(0, 0), Location(31, 19))
l1 = Location(15, 10)
assert l1 in R
R("XOR", "SQUARE", Location(0, 0), Location(31, 19))
assert l1 not in R
R ^= Region("SQUARE", Location(0, 0), Location(31, 19))
assert l1 in R
print R
assert l1.move(6, 2) not in R
for l2 in R:
assert l2 in R
S = Region(R)
assert S == R
S("ADD", "LINE", Location(0, 0), Location(31, 19), 3)
S("ADD", "LINE", Location(0, 19), Location(31, 0), 3)
assert S != R
S = Region(R.dehydrate())
assert S == R
S("ADD", "CIRCLE", Location(4, 12), 3)
assert S != R
assert Location(0, 0) in Region("CIRCLE", Location(0, 0), 10)
