blossom/tests/datastore/qunit/system/store/loadRecord.js

Modern, Cross-Platform Application Framework

// ==========================================================================
// Project:   SproutCore - JavaScript Application Framework
// Copyright: ©2006-2011 Apple Inc. and contributors.
// License:   Licensed under MIT license (see license.js)
// ==========================================================================
/*globals module ok equals same test MyApp */

var store, dataHashes;
var Person;


suite("SC.Store#loadRecord", {
  setup: function() {
  
    Person = SC.Record.extend({
      first: SC.Record.attr(String, { isRequired: true}),
      last: SC.Record.attr(String),
      age: SC.Record.attr(Number),
      isAlive: SC.Record.attr(Boolean)
    });
    
    SC.RunLoop.begin();

    store = SC.Store.create();
    
    dataHashes = [ 
    
    Person.create({ 
      guid: 1,
      first: "John",
      last: "Sproutish",
      age: 35,
      isAlive: true}),
      
    Person.create({
      guid: 2,
      first: "Sarah",
      last: "Coop",
      age: 28,
      isAlive: true })];

    SC.RunLoop.end();
  }
});

test("loadRecord loads new / update existing record in store", function() {
  var aDataHash = dataHashes[0];  
  var storeKey = store.loadRecord(Person, aDataHash);
  ok(storeKey, "A store key is generated for a new record.");
  
  var doesStoreKeyResolveToPK = aDataHash.get('guid') === store.idFor(storeKey);
  ok(doesStoreKeyResolveToPK, "The storeKey resolves to the correct Primary Key");
  
  var isStatusCorrect = store.peekStatus(storeKey) & SC.Record.READY_CLEAN;
  ok(isStatusCorrect, "Record is in SC.Record.READY_CLEAN state after loading into store.");
  
  // Change the record
  aDataHash['age'] = 40;
  var storeKeyAfterUpdate = store.loadRecord(Person, aDataHash);
  ok(storeKey === storeKeyAfterUpdate, "When the same record is loaded a second time its store key remains unchanged.");
  
  var record = store.materializeRecord(storeKey);
  ok(record.get('age') === 40, "Record in store is updated with new values from data hash.");  
});