gdiplus: Add test cases for GdipDrawCurve [corrected]

[Nikolay Sivov]

Andrew Eikum wrote:
> Nikolay Sivov wrote:
>> Exactly, you should patch code too, not only tests. In this 
>> particular case it's better to check count first and return 
>> InvalidParameter and check
>> for GdipAlloc result and return OutOfMemory if it's NULL.
> Okay, excellent.  I'll make the patch for GdipDrawCurve2 and send that 
> off.  Would it be a good idea to re-send the tests patch, or just 
> refer to it in the patch email?
Just make it a single patch with GdipDrawCurve2 changes and tests in it.
> Thank you!
> Andrew