// Bootstrap container 1
SwitchableSingletonProvider.use(1);
TestContainer container1 = new TestContainer(Foo.class);
container1.startContainer();
container1.ensureRequestActive();
BeanManagerImpl beanManager1 = getBeanManager(container1);
Bean<?> fooBean1 = beanManager1.resolve(beanManager1.getBeans(Foo.class));
Foo foo1 = (Foo) beanManager1.getReference(fooBean1, Foo.class, beanManager1.createCreationalContext(fooBean1));
foo1.setName("container 1");