Revert "Revert "tests are not runned async anymore.""
Revert "Revert "tests are not runned async anymore.""

This reverts commit 964d1a89acc1ea6df4a36ced36001420e5e0f9fa.

flubu-core/flubu.core,flubu-core/flubu.core,flubu-core/flubu.core,flubu-core/flubu.core