def test_read_le_16(self):
data = byteify("A Teststring", "utf-8")
buf = BytesIO(data)
rw = rwops.rw_from_object(buf)
self.assertIsInstance(rw, rwops.SDL_RWops)
ch = rwops.read_le_16(rw)
self.assertEqual(chr(ch & 0x00FF), "A")
self.assertEqual(chr(ch >> 8), " ")
pos = rwops.rw_seek(rw, 8, rwops.RW_SEEK_SET)
self.assertEqual(pos, 8)
ch = rwops.read_le_16(rw)
self.assertEqual(chr(ch & 0x00FF), "r")
self.assertEqual(chr(ch >> 8), "i")
def test_rw_from_file(self):
rw = rwops.rw_from_file(self.testfile, "r")
self.assertIsInstance(rw, rwops.SDL_RWops)
# Read the first 42 bytes(sic!). It should be:
# 'This is a test file for pygame2.sdl.rwops!'
length = 42
buf = BytesIO()
while length >= 2:
# Reading in two bytes - we have plain text(1-byte encoding), so
# we read in 2 characters at a time. This means that the first
# character is always stored in the lo byte.
ch = rwops.read_le_16(rw)
buf.write(byteify(chr(ch & 0x00FF), "utf-8"))
buf.write(byteify(chr(ch >> 8), "utf-8"))
length -= 2
self.assertEqual(stringify(buf.getvalue(), "utf-8"),
"This is a test file for pygame2.sdl.rwops!")