def OLDBUF_test_oldbuf_arg(self):
from pygame.bufferproxy import get_segcount, get_read_buffer, get_write_buffer
content = as_bytes("\x01\x00\x00\x02") * 12
memory = ctypes.create_string_buffer(content)
memaddr = ctypes.addressof(memory)
def raise_exception(o):
raise ValueError("An exception")
bf = BufferProxy(
{
"shape": (len(content),),
"typestr": "|u1",
"data": (memaddr, False),
"strides": (1,),
}
)
seglen, segaddr = get_read_buffer(bf, 0)
self.assertEqual(segaddr, 0)
self.assertEqual(seglen, 0)
seglen, segaddr = get_write_buffer(bf, 0)
self.assertEqual(segaddr, 0)
self.assertEqual(seglen, 0)
segcount, buflen = get_segcount(bf)
self.assertEqual(segcount, 1)
self.assertEqual(buflen, len(content))
seglen, segaddr = get_read_buffer(bf, 0)
self.assertEqual(segaddr, memaddr)
self.assertEqual(seglen, len(content))
seglen, segaddr = get_write_buffer(bf, 0)
self.assertEqual(segaddr, memaddr)
self.assertEqual(seglen, len(content))
bf = BufferProxy(
{
"shape": (len(content),),
"typestr": "|u1",
"data": (memaddr, True),
"strides": (1,),
}
)
segcount, buflen = get_segcount(bf)
self.assertEqual(segcount, 1)
self.assertEqual(buflen, len(content))
seglen, segaddr = get_read_buffer(bf, 0)
self.assertEqual(segaddr, memaddr)
self.assertEqual(seglen, len(content))
self.assertRaises(ValueError, get_write_buffer, bf, 0)
bf = BufferProxy(
{
"shape": (len(content),),
"typestr": "|u1",
"data": (memaddr, True),
"strides": (1,),
"before": raise_exception,
}
)
segcount, buflen = get_segcount(bf)
self.assertEqual(segcount, 0)
self.assertEqual(buflen, 0)
bf = BufferProxy(
{
"shape": (3, 4),
"typestr": "|u4",
"data": (memaddr, True),
"strides": (12, 4),
}
)
segcount, buflen = get_segcount(bf)
self.assertEqual(segcount, 3 * 4)
self.assertEqual(buflen, 3 * 4 * 4)
for i in range(0, 4):
seglen, segaddr = get_read_buffer(bf, i)
self.assertEqual(segaddr, memaddr + i * 4)
self.assertEqual(seglen, 4)
def OLDBUF_test_oldbuf_arg(self):
from pygame.bufferproxy import (get_segcount, get_read_buffer,
get_write_buffer)
content = as_bytes('\x01\x00\x00\x02') * 12
memory = ctypes.create_string_buffer(content)
memaddr = ctypes.addressof(memory)
def raise_exception(o):
raise ValueError("An exception")
bf = BufferProxy({
'shape': (len(content), ),
'typestr': '|u1',
'data': (memaddr, False),
'strides': (1, )
})
seglen, segaddr = get_read_buffer(bf, 0)
self.assertEqual(segaddr, 0)
self.assertEqual(seglen, 0)
seglen, segaddr = get_write_buffer(bf, 0)
self.assertEqual(segaddr, 0)
self.assertEqual(seglen, 0)
segcount, buflen = get_segcount(bf)
self.assertEqual(segcount, 1)
self.assertEqual(buflen, len(content))
seglen, segaddr = get_read_buffer(bf, 0)
self.assertEqual(segaddr, memaddr)
self.assertEqual(seglen, len(content))
seglen, segaddr = get_write_buffer(bf, 0)
self.assertEqual(segaddr, memaddr)
self.assertEqual(seglen, len(content))
bf = BufferProxy({
'shape': (len(content), ),
'typestr': '|u1',
'data': (memaddr, True),
'strides': (1, )
})
segcount, buflen = get_segcount(bf)
self.assertEqual(segcount, 1)
self.assertEqual(buflen, len(content))
seglen, segaddr = get_read_buffer(bf, 0)
self.assertEqual(segaddr, memaddr)
self.assertEqual(seglen, len(content))
self.assertRaises(ValueError, get_write_buffer, bf, 0)
bf = BufferProxy({
'shape': (len(content), ),
'typestr': '|u1',
'data': (memaddr, True),
'strides': (1, ),
'before': raise_exception
})
segcount, buflen = get_segcount(bf)
self.assertEqual(segcount, 0)
self.assertEqual(buflen, 0)
bf = BufferProxy({
'shape': (3, 4),
'typestr': '|u4',
'data': (memaddr, True),
'strides': (12, 4)
})
segcount, buflen = get_segcount(bf)
self.assertEqual(segcount, 3 * 4)
self.assertEqual(buflen, 3 * 4 * 4)
for i in range(0, 4):
seglen, segaddr = get_read_buffer(bf, i)
self.assertEqual(segaddr, memaddr + i * 4)
self.assertEqual(seglen, 4)
def OLDBUF_test_oldbuf_arg(self):
from pygame.bufferproxy import (get_segcount, get_read_buffer,
get_write_buffer)
content = as_bytes('\x01\x00\x00\x02') * 12
memory = ctypes.create_string_buffer(content)
memaddr = ctypes.addressof(memory)
def raise_exception(o):
raise ValueError("An exception")
bf = BufferProxy({'shape': (len(content),),
'typestr': '|u1',
'data': (memaddr, False),
'strides': (1,)})
seglen, segaddr = get_read_buffer(bf, 0)
self.assertEqual(segaddr, 0)
self.assertEqual(seglen, 0)
seglen, segaddr = get_write_buffer(bf, 0)
self.assertEqual(segaddr, 0)
self.assertEqual(seglen, 0)
segcount, buflen = get_segcount(bf)
self.assertEqual(segcount, 1)
self.assertEqual(buflen, len(content))
seglen, segaddr = get_read_buffer(bf, 0)
self.assertEqual(segaddr, memaddr)
self.assertEqual(seglen, len(content))
seglen, segaddr = get_write_buffer(bf, 0)
self.assertEqual(segaddr, memaddr)
self.assertEqual(seglen, len(content))
bf = BufferProxy({'shape': (len(content),),
'typestr': '|u1',
'data': (memaddr, True),
'strides': (1,)})
segcount, buflen = get_segcount(bf)
self.assertEqual(segcount, 1)
self.assertEqual(buflen, len(content))
seglen, segaddr = get_read_buffer(bf, 0)
self.assertEqual(segaddr, memaddr)
self.assertEqual(seglen, len(content))
self.assertRaises(ValueError, get_write_buffer, bf, 0)
bf = BufferProxy({'shape': (len(content),),
'typestr': '|u1',
'data': (memaddr, True),
'strides': (1,),
'before': raise_exception})
segcount, buflen = get_segcount(bf)
self.assertEqual(segcount, 0)
self.assertEqual(buflen, 0)
bf = BufferProxy({'shape': (3, 4),
'typestr': '|u4',
'data': (memaddr, True),
'strides': (12, 4)})
segcount, buflen = get_segcount(bf)
self.assertEqual(segcount, 3 * 4)
self.assertEqual(buflen, 3 * 4 * 4)
for i in range(0, 4):
seglen, segaddr = get_read_buffer(bf, i)
self.assertEqual(segaddr, memaddr + i * 4)
self.assertEqual(seglen, 4)
