[PATCH v2 1/4] msi/tests: Add tests for external UI callback.

[Marvin]

Hi,

While running your changed tests on Windows, I think I found new failures.
Being a bot and all I'm not very good at pattern recognition, so I might be
wrong, but could you please double-check?
Full results can be found at
https://testbot.winehq.org/JobDetails.pl?Key=31863

Your paranoid android.


=== wvistau64 (32 bit package) ===
package.c:9397: Test failed: MsiOpenPackage with valid db: in msg 0x0b000000 field 2: expected "", got "þþ"

=== wvistau64 (64 bit package) ===
package.c:9397: Test failed: MsiOpenPackage with valid db: in msg 0x0b000000 field 2: expected "", got "þþ"