testability

Hey Guys,
I see an IllegalStateException when running one particular test.

What steps will reproduce the problem?
The following code fails each time it is run

Testcase:

package backend.model.posting

import backend.controller.exceptions.ConflictException
import backend.model.location.Location
import backend.model.user.UserAccount
import org.junit.Before
import org.

Context

The package is providing the fork function. This function takes multiple functions and forwards the intermediate result to every of these functions. By this multiple independet branches are created that all consume the result of the previous pipeline step.

Description

Currently the fork function is executing the branches sequentially. It would be nice to have a version that