def test_close_does_flush(self):
"""
Tests that a close does flush
"""
bitmap = cBitmap(16, "testccloseflush.mmap")
for bit in xrange(16*8):
bitmap[bit] = 1
bitmap.close()
bitmap = None
bitmap = cBitmap(16, "testccloseflush.mmap")
for bit in xrange(16*8):
assert bitmap[bit] == 1
bitmap.close()
def test_private_not_shared(self):
"""
Tests that an open with private does not share data
"""
bitmap = cBitmap(16, "testprivateshared.mmap", private=True)
for bit in xrange(16*8):
bitmap[bit] = 1
bitmap2 = cBitmap(16, "testprivateshared.mmap", private=True)
for bit in xrange(16*8):
assert bitmap2[bit] == 0
bitmap.close()
bitmap2.close()
def test_private_noop_flush(self):
"""
Tests that a close/flush with private is a noop.
"""
bitmap = cBitmap(16, "testcclosenoopflush.mmap", private=True)
for bit in xrange(16*8):
bitmap[bit] = 1
bitmap.flush()
bitmap.close()
bitmap = None
bitmap = cBitmap(16, "testcclosenoopflush.mmap", private=True)
for bit in xrange(16*8):
assert bitmap[bit] == 0
bitmap.close()
def test_flush(self):
"""
Tests that a flushes flushes the contents
"""
bitmap = cBitmap(16, "testcflush.mmap")
for bit in xrange(16*8):
bitmap[bit] = 1
bitmap.flush()
bitmap1 = cBitmap(16, "testcflush.mmap")
for bit in xrange(16*8):
assert bitmap1[bit] == 1
bitmap.close()
bitmap1.close()
def test_flushclose(self):
"""
Tests that a flush and close does not cause issues
"""
bitmap = cBitmap(16)
bitmap.flush()
bitmap.close()
def test_doubleclose(self):
"""
Tests that a double close does not cause problems
"""
bitmap = cBitmap(16)
bitmap.close()
bitmap.close()
def test_all_zero(self):
"""
Tests that a BitMap starts out with all zeros.
"""
bitmap = cBitmap(16)
for bit in xrange(16 * 8):
assert 0 == bitmap[bit]
def test_get_length(self):
"""
Tests that the length of the BitMap is the same number
of bytes as those used to create the BitMap. Handle the bit/byte
conversion.
"""
bitmap = cBitmap(16)
assert 16*8 == len(bitmap)
def test_set_item(self):
"""
Tests that a bit can be properly set and retrieved.
"""
bitmap = cBitmap(16)
assert 0 == bitmap[0]
bitmap[0] = 1
assert 1 == bitmap[0]
for bit in xrange(1,16 * 8):
assert 0 == bitmap[bit]
def test_setslice(self):
"""
Tests that a slice can be properly set and retrieved
"""
bitmap = cBitmap(16)
# Set all the bits to 1
for bit in xrange(16 * 8):
bitmap[bit] = 1
bitmap[0:4] = "test"
assert bitmap[0:4] == "test"
for bit in xrange(4*8,16 * 8):
assert 1 == bitmap[bit]
