@Test
public void changeGitRepositoryRobustDirTest() throws Exception {

    wfRepo.setGitRepositoryDir(WORK_DIR + "/wf-source2");
    LockSupport.parkNanos(1000000000 + CHECK_INTERVAL_M_SEC * 1000000); // wait for workflow refresh
    defaultBranchTest(); // should run, because working classes are not overwritten (with empty configuration) by copper
}