python regression tests - a monster hammer to keep wine "in check" :)

[Luke Kenneth Casson Leighton]

> but the behaviour of msvcrt wrt crlf is _definitely_ not right, as it
> stands, and as a result it completely screws any possibility for
> running python.exe under wine.  completely.  you can't have files that
> you write to, that are different from when they are read back.

 ok .... this turns out to be a _really_ interesting edge-case :)

lkcl at gonzalez:~/src/python2.5-2.5.2$ ./python.exe
Python 2.5.2 (r252:60911, Jan 16 2009, 22:06:34) [gcc-mingw32] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> f = open("tst", "w")
>>> f.write("hell\n")
>>> f.write("back\n")
>>> f.close()
>>>
[80]+  Stopped                 ./python.exe
lkcl at gonzalez:~/src/python2.5-2.5.2$ more tst
hell
back
lkcl at gonzalez:~/src/python2.5-2.5.2$ %
./python.exe
f = open("tst", "r")
>>> x = f.readline(5)
>>> x
'hell\r'   <------- wrongggggg
>>> f.seek(0)
>>> f.readline()
'hell\n'  <-------- ah _ha_.  if you don't specify the length to be read....
>>> f.seek(0)
>>> f.readline(4)
'hell'
>>> f.readline()
'\n'
>>>

will raise this as a bug, now that there's a known test case for it.