source: Dev/trunk/src/client/dojo/tests/store/DataStore.js

define(["doh", "dojo/store/DataStore", "dojo/data/ItemFileReadStore", "dojo/data/ItemFileWriteStore"],
        function(doh, DataStore, ItemFileReadStore, ItemFileWriteStore){

        var two = {id: 2, name: "two", even: true, prime: true},
                        four = {id: 4, name: "four", even: true, prime: false};
        
        var dataStore = new ItemFileWriteStore({data:{
                items: [
                        {id: 1, name: "one", prime: false},
                        {id: 2, name: "two", even: true, prime: true},
                        {id: 3, name: "three", prime: true},
                        {id: 4, name: "four", even: true, prime: false},
                        {id: 5, name: "five", prime: true,
                                children:[{_reference:1}, {_reference:2}, {_reference:3}]}
                ],
                identifier:"id"
        }});
        dataStore.fetchItemByIdentity({identity:null});
        var store = new DataStore({store:dataStore});
        doh.register("dojo.tests.store.DataStore",
                [
                        function testGet(t){
                                t.is(store.get(1).name, "one");
                                t.is(store.get(4).name, "four");
                                t.t(store.get(5).prime);
                                t.is(store.get(5).children[1].name, "two");
                        },
                        function testQuery1(t){
                                var d = new doh.Deferred();
                                store.query({prime: true}).then(d.getTestCallback(function(results){
                                        t.is(results.length, 3);
                                        t.is(results[2].children[2].name, "three");
                                }));
                                return d;
                        },
                        function testQuery2(t){
                                var d = new doh.Deferred();
                                var result = store.query({even: true});
                                result.map(d.getTestErrback(function(object){
                                        for(var i in object){
                                                t.is(object[i], (object.id == 2 ? two : four)[i], "map of " + i);
                                        }
                                }));
                                result.then(d.getTestCallback(function(results){
                                        t.is("four", results[1].name, "then");
                                }));
                                return d;
                        },
                        function testPutUpdate(t){
                                var four = store.get(4);
                                four.square = true;
                                store.put(four);
                                four = store.get(4);
                                t.t(four.square);
                        },
                        function testPutNew(t){
                                store.put({
                                        id: 6,
                                        perfect: true
                                });
                                t.t(store.get(6).perfect);
                        },
                        function testNoWriteFeature(t){
                                var readOnlyStore = new DataStore({store:new ItemFileReadStore({})});
                                t.f(readOnlyStore.put);
                        }
                ]
        );
});