kernel32: Correct WideCharToMultiByte and MultiByteToWideChar error codes and conditions

[Alex Henrie]

2012/5/9 Nikolay Sivov <bunglehead at gmail.com>:
> Does any application depend on that?

Probably. Better safe than sorry, and Wine's current behavior
definitely doesn't match what MSDN says nor what Windows actually
does.

>>  dlls/kernel32/locale.c       |   38 ++++++++++++++---
>>  dlls/kernel32/tests/locale.c |   94
>> ++++++++++++++++++++++++++++++++++++++++++
>>  2 files changed, 126 insertions(+), 6 deletions(-)
>
> This is a wrong file to place tests into.

Which file should I have used?

> Looks ugly enough, it's better to place some test data in table and loop
> through it, if you really want to test that.

A loop is probably overkill, but I will clean it up some more. Thanks
for the feedback,

-Alex