// Initialize jom manager
// 
VirtualJobManager jobManager = new VirtualJobManager();
VC.Override.Attach(jobManager);

try
{
    // Run tested method here, like
    // 
    JobInfo jobInfo = MyClass.SubmitReportJob();

    // Manipulate job status
    // 
    jobManager.StartJob(jobInfo.ID);

    // Run other tested method
    // 
    MyClass.CancelReportJobs(new JobInfo[] { jobInfo });

    ...
}
finally
{
    VC.Override.Clear();
}