public void TestForkWorks()
{
Type checkChildIfaceType = typeof(Com.Microsoft.Tang.Examples.CheckChildIface);
Type checkChildImplType = typeof(Com.Microsoft.Tang.Examples.CheckChildImpl);
ICsConfigurationBuilder cb = TangFactory.GetTang().NewConfigurationBuilder(new string[] { file });
cb.Bind(checkChildIfaceType, checkChildImplType);
IInjector i = TangFactory.GetTang().NewInjector(cb.Build());
IInjector i1 = i.ForkInjector();
CheckChildIface c1 = (CheckChildIface)i1.GetInstance(checkChildIfaceType);
IInjector i2 = i.ForkInjector();
CheckChildIface c2 = (CheckChildIface)i2.GetInstance(checkChildIfaceType);
Assert.AreNotEqual(c1, c2);
}