public void ShouldSetupApplication([Frozen]Mock<IApplicationConfiguration> applicationConfiguration,
[Frozen]Mock<IAppHarborClient> appharborClient,
LinkAppCommand command,
Application application,
User user)
{
appharborClient.Setup(x => x.GetApplication(application.Slug)).Returns(application);
appharborClient.Setup(x => x.GetUser()).Returns(user);
applicationConfiguration.Setup(x => x.SetupApplication(application.Slug, user));
command.Execute(new List<string> { application.Slug }.ToArray());
applicationConfiguration.Verify(x => x.SetupApplication(application.Slug, user));
}