def testPositions(self):
SIZE = 25
bitz = BitArray(size=SIZE)
self.assertEquals(list(bitz.positions(0)), range(SIZE))
self.assertEquals(list(bitz.positions(1)), [])
rs = range(SIZE)
rs.remove(7)
bitz[7] = 1
self.assertEquals(list(bitz.positions(0)), rs)
self.assertEquals(list(bitz.positions(1)), [7])
def testPositions(self):
SIZE = 25
bitz = BitArray(size=SIZE)
self.assertEquals(list(bitz.positions(0)), range(SIZE))
self.assertEquals(list(bitz.positions(1)), [])
rs = range(SIZE)
rs.remove(7)
bitz[7] = 1
self.assertEquals(list(bitz.positions(0)), rs)
self.assertEquals(list(bitz.positions(1)), [7])
def testBasicBits(self):
prev = BitArray(size=3)
prev[0] = 1
prev[1] = 1
prev[2] = 1
for size in (5, 6, 8, 12, 14, 15):
ba = BitArray(size=size)
ba[0] = 1
ba[2] = 1
ba[-1] = 1
assert ba.countbits() == 3, str(ba.countbits())
xo = (prev ^ ba)
cb = xo.countbits()
assert cb == 2, cb
prev = ba
def testBasicBits(self):
prev = BitArray(size=3)
prev[0] = 1
prev[1] = 1
prev[2] = 1
for size in (5, 6, 8, 12, 14, 15):
ba = BitArray(size=size)
ba[0] = 1
ba[2] = 1
ba[-1] = 1
assert ba.countbits() == 3, str(ba.countbits())
xo = (prev ^ ba)
cb = xo.countbits()
assert cb == 2, cb
prev = ba
def testCalculateOnBits(self):
calc = []
for x in range(256):
c = 0
a = array.array('B')
a.append(x)
for n in BitArray(a):
c += n
calc.append(c)
self.assertEquals(calc, bitResult)
def testDefaultBit(self):
a = BitArray(size=100, default=0)
b = BitArray(size=100, default=1)
self.assertEquals(list(a), [0] * 100)
self.assertEquals(list(b), [1] * 100)
