MSCMS/tests: be more strict and verbose

[Saulius Krasuckas]

* On Fri, 25 Nov 2005, Saulius Krasuckas wrote:
> * On Thu, 24 Nov 2005, James Hawkins wrote:
> > 
> > You need to SetLastError to a bogus value like 0xdeadbeef.  
> 
> I've seen this advice a lot of times, but still I think setting it to my 
> favorite one 0xfaceabad or decimal 133734404 (for 'leet error') would be 
> nice only when we expect test-function to fail (when it returns non 0).  

Oh dear.  Should be like this:
"only when we expect test-funtion to succeed"

> This isn't expected in the checks I've modified, so lets wait and see if 
> it will change.