Reduce code duplication
Reduce code duplication

* Define the TEST macros once as REAL_TEST* and FAKE_TEST*. Then define
TEST* and XTEST* via the REAL_TEST* and FAKE_TEST* macros.
* Some clang-formatting.

Signed-off-by: Matthias Kretz <372ea4eca737a13cd010ee806d4ce7b98ee71550@kde.org>

chr-engwer/Vc,VcDevel/Vc,chr-engwer/Vc,chr-engwer/Vc,VcDevel/Vc,VcDevel/Vc,VcDevel/Vc