text: YUI.add('charts-ariahistogram-tests', function(Y) {
      var suite = new Y.Test.Suite("Charts: AriaHistogram"),
          myDataValues = [ 
              {category:"5/1/2010", values:2000, expenses:3700, revenue:2200}, 
              {category:"5/2/2010", values:50, expenses:9100, revenue:100}, 
              {category:"5/3/2010", values:400, expenses:1100, revenue:1500}, 
              {category:"5/4/2010", values:200, expenses:1900, revenue:2800}, 
              {category:"5/5/2010", values:5000, expenses:5000, revenue:2650}
          ],
          pieDataValues = [
              {category:"5/1/2010", revenue:2200}, 
              {category:"5/2/2010", revenue:100}, 
              {category:"5/3/2010", revenue:1500}, 
              {category:"5/4/2010", revenue:2800}, 
              {category:"5/5/2010", revenue:2650}
          ],
          defaultAriaDescription = "Use the up and down keys to navigate between series. Use the left and right keys to navigate through items in a series.",
          defaultPieAriaDescription = "Use the left and right keys to navigate through items.",
          seriesKeys = ["values", "revenue"],
          width = 400,
          height = 300,
          parentDiv = Y.DOM.create('<div style="position:absolute;top:500px;left:0px;width:500px;height:400px" id="testdiv"></div>'),
          DOC = Y.config.doc;
      DOC.body.appendChild(parentDiv);
  
      function AriaTests(cfg, testConfig)
      {
          AriaTests.superclass.constructor.apply(this);
          this.attrConfig = cfg;
          this.name = testConfig.type + " Aria Tests";
          this.defaultAriaDescription = testConfig.defaultAriaDescription;
      }
      Y.extend(AriaTests, Y.Test.Case, {
          defaultAriaLabel: "Chart Application",
  
          changedAriaLabel: "This is a new ariaLabel value.",
  
          setUp: function() {
              var mychart = new Y.Chart(this.attrConfig);
              this.chart = mychart;
          },
          
          tearDown: function() {
              this.chart.destroy();
              Y.Event.purgeElement(DOC, false);
          },
          
          "test:getAriaLabel()": function()
          {
              Y.Assert.isTrue(this.chart.get("ariaLabel") == this.defaultAriaLabel);
          },
  
          "test:setAriaLabel()": function()
          {
              var chart = this.chart;
              chart.set("ariaLabel", this.changedAriaLabel);
              Y.Assert.isTrue(chart.get("ariaLabel") == this.changedAriaLabel);
          },
  
          "test:getAriaDescription()": function()
          {
              Y.Assert.isTrue(this.chart.get("ariaDescription") == this.defaultAriaDescription);
          },
          
          "test:setAriaDescription()": function()
          {
              var chart = this.chart;
              chart.set("ariaDescription", this.changedAriaLabel);
              Y.Assert.isTrue(chart.get("ariaDescription") == this.changedAriaLabel);
          }
      });
      Y.AriaTests = AriaTests;
      
      var columnTests = new Y.AriaTests({
          dataProvider: myDataValues,
          render: "#testdiv",
          type: "column",
          width: width,
          height: height
      }, {
          type: "Column",
          defaultAriaDescription: defaultAriaDescription
      }),
      stackedColumnTests = new Y.AriaTests({
          dataProvider: myDataValues,
          render: "#testdiv",
          type: "column",
          stacked: true,
          width: width,
          height: height
      }, {
          type: "StackedColumn",
          defaultAriaDescription: defaultAriaDescription
      }),
      barTests = new Y.AriaTests({
          dataProvider: myDataValues,
          render: "#testdiv",
          type: "bar",
          width: width,
          height: height
      }, {
          type: "Bar",
          defaultAriaDescription: defaultAriaDescription
      }),
      stackedBarTests = new Y.AriaTests({
          dataProvider: myDataValues,
          render: "#testdiv",
          type: "bar",
          stacked: true,
          width: width,
          height: height
      }, {
          type: "StackedBar",
          defaultAriaDescription: defaultAriaDescription
      });
  
      suite.add(columnTests);
      suite.add(stackedColumnTests);
      suite.add(barTests);
      suite.add(stackedBarTests);
  
      Y.Test.Runner.add(suite);
  }, '@VERSION@' ,{requires:['charts', 'test']});
  