public async Task ShouldUpdateExistsingPullRequestsAndNotCreateDuplicates()
{
var activePullRequests = GeneratePullRequests(5);
SetupMultiple(VerifyPredicateForActivePullRequests, activePullRequests);
SetupCreateOrUpdate <PullRequest>();
SetupPullRequestsFetch(activePullRequests, Enumerable.Empty <PullRequest>());
SetupIterations();
SetupThreads();
await _handler.Handle(new Vsts.Commands.UpdateActivePullRequests());
RepositoryMock.Verify(r => r.GetAsync <PullRequest>(p => p.State == PullRequestState.Active), Times.Once());
VstsClientFactory.Verify();
PullRequestsClient.Verify();
}