coulombs law regression test, phetsims/scenery#753

js/HomeButton.js

@@ -41,9 +41,10 @@ define( function( require ) {
 
       // a11y,
       tagName: 'button',
-      labelContent: homeString,
+      innerContent: homeString,
       containerTagName: 'li',
-      descriptionContent: homeScreenDescriptionString
+      descriptionContent: homeScreenDescriptionString,
+      appendDescription: true
     }, options );
 
     var homeIcon = new FontAwesomeNode( 'home' );
@@ -60,10 +61,10 @@ define( function( require ) {
 
     // a11y - When you click on the home button in the nav bar, blur() that button when you go to the home screen.
     this.addAccessibleInputListener( {
-      click: function(){
+      click: function() {
         self.blur();
       }
-    });
+    } );
 
     // a11y - Pass a shape to the focusHighlight to prevent dilation, then tweak the bottom up just a hair so it
     // isn't off the screen.

js/HomeScreenView.js

@@ -52,6 +52,8 @@ define( function( require ) {
     ScreenView.call( this, {
       layoutBounds: LAYOUT_BOUNDS,
       tandem: tandem,
+
+      // a11y
       labelContent: homeScreenString
     } );
 
@@ -97,10 +99,12 @@ define( function( require ) {
       // large and small buttons are registered as separate instances.  See https://github.com/phetsims/phet-io/issues/99
       var largeTandem = tandem.createTandem( screen.screenTandem.tail + 'LargeButton' );
 
+      // a11y
       var a11yScreenButtonOptions = {
         tagName: 'button',
         innerContent: screen.name,
         descriptionContent: screen.descriptionContent,
+        appendDescription: true,
         containerTagName: 'li'
       };
 

js/NavigationBarScreenButton.js

@@ -72,6 +72,7 @@ define( function( require ) {
       tagName: 'button',
       containerTagName: 'li',
       descriptionContent: screen.descriptionContent,
+      appendDescription: true,
       innerContent: StringUtils.fillIn( screenNameStringPatternString, {
         number: screenIndex + 1 // convert from index to display number
       } )