feat: Update QUnit example

doc/examples/qunit/package.json

@@ -10,12 +10,12 @@
   },
   "dependencies": {},
   "scripts": {
-    "build": "grunt"
+    "test": "grunt qunit"
   },
   "devDependencies": {
-    "axe-core": "~1.0.1",
-    "grunt": "~0.4.4",
-    "grunt-contrib-qunit": "~0.4.0",
-    "qunitjs": "~1.14.0"
+    "axe-core": "^2.6.1",
+    "grunt": "~1.0.2",
+    "grunt-contrib-qunit": "~2.0.0",
+    "qunitjs": "~2.4.1"
   }
 }

doc/examples/qunit/test/a11y.js

@@ -1,23 +1,27 @@
-/* global module, asyncTest, expect, start, document, axe */
+/* global QUnit, document, axe */
 
-module('axe');
+QUnit.module('axe');
 
-asyncTest('should report that good HTML is good', function (assert) {
+QUnit.test('should report that good HTML is good', function (assert) {
 	var n = document.getElementById('working');
-	expect(1);
+	assert.expect(2);
+
+	var done = assert.async();
 	axe.run(n, function (err, result) {
 		assert.equal(err, null);
 		assert.equal(result.violations.length, 0);
-		start();
+		done();
 	});
 });
 
-asyncTest('should report that bad HTML is bad', function (assert) {
+QUnit.test('should report that bad HTML is bad', function (assert) {
 	var n = document.getElementById('broken');
-	expect(1);
+	assert.expect(2);
+
+	var done = assert.async();
 	axe.run(n, function (err, result) {
 		assert.equal(err, null);
 		assert.equal(result.violations.length, 1);
-		start();
+		done();
 	});
 });