public void add_dependency_returns_later()
{
var dep1 = Dependency.Optional("Bottle1");
var dep2 = Dependency.Optional("Bottle2");
var dep3 = Dependency.Optional("Bottle3");
thePackage.AddDependency(dep1);
thePackage.AddDependency(dep2);
thePackage.AddDependency(dep3);
thePackage.As <IPackageInfo>().Dependencies
.ShouldHaveTheSameElementsAs(dep1, dep2, dep3);
}