System.Collections.ArrayList.GetEnumerator C# (CSharp) Method

        public virtual IEnumerator GetEnumerator()
        {
            Contract.Ensures(Contract.Result<IEnumerator>() != null);
            return new ArrayListEnumeratorSimple(this);
        }

        protected void SetUp()
        {
            provider = new TestProvider();
            al       = provider.Customers;
            h        = new System.Collections.Hashtable();

            SupportClass.PutElement(h, "Bar", "this is from a hashtable!");
            SupportClass.PutElement(h, "Foo", "this is from a hashtable too!");

            /*
             *  lets set up a vector of objects to test late introspection. See ASTMethod.java
             */

            vec = new System.Collections.ArrayList();

            vec.Add(new System.String("string1".ToCharArray()));
            vec.Add(new System.String("string2".ToCharArray()));

            /*
             *  set up 3 chained contexts, and add our data
             *  throught the 3 of them.
             */

            context2 = new VelocityContext();
            context1 = new VelocityContext(context2);
            context  = new VelocityContext(context1);

            context.Put("provider", provider);
            context1.Put("name", "jason");
            context2.Put("providers", provider.Customers2);
            context.Put("list", al);
            context1.Put("hashtable", h);
            context2.Put("hashmap", new Hashtable());
            context2.Put("search", provider.Search);
            context.Put("relatedSearches", provider.RelSearches);
            context1.Put("searchResults", provider.RelSearches);
            context2.Put("stringarray", provider.Array);
            context.Put("vector", vec);
            context.Put("mystring", new System.String("".ToCharArray()));
            context.Put("runtime", new FieldMethodizer("NVelocity.Runtime.RuntimeSingleton"));
            context.Put("fmprov", new FieldMethodizer(provider));
            context.Put("Floog", "floogie woogie");
            context.Put("boolobj", new BoolObj());

            /*
             *  we want to make sure we test all types of iterative objects
             *  in #foreach()
             */

            System.Object[] oarr   = new System.Object[] { "a", "b", "c", "d" };
            int[]           intarr = new int[] { 10, 20, 30, 40, 50 };

            context.Put("collection", vec);
            context2.Put("iterator", vec.GetEnumerator());
            context1.Put("map", h);
            context.Put("obarr", oarr);
            context.Put("enumerator", vec.GetEnumerator());
            context.Put("intarr", intarr);
        }