feat(prop): Support prop('innerHTML') (#1578)

Fixes #1099

Author: fb55

lib/api/attributes.js

@@ -163,6 +163,9 @@ exports.prop = function (name, value) {
       case 'outerHTML':
         property = this.clone().wrap('<container />').parent().html();
         break;
+      case 'innerHTML':
+        property = this.html();
+        break;
       default:
         property = getProp(this[0], name);
     }

test/api/attributes.js

@@ -206,6 +206,12 @@ describe('$(...)', function () {
       expect($a.prop('outerHTML')).to.be(outerHtml);
     });
 
+    it('("innerHTML") : should render properly', function () {
+      var $a = $('<div><a></a></div>');
+
+      expect($a.prop('innerHTML')).to.be('<a></a>');
+    });
+
     it('(inherited properties) : prop should support inherited properties', function () {
       expect(selectMenu.prop('childNodes')).to.equal(selectMenu[0].childNodes);
     });