remove classList from unit test

Author: yyx990803

test/unit/runner.html

@@ -14,7 +14,6 @@
         <!-- include test utilities -->
         <script src="utils/mocha.js"></script>
         <script src="utils/chai.js"></script>
-        <script src="utils/classList.js"></script>
         <script src="utils/prepare.js"></script>
 
         <!-- specs -->

test/unit/specs/directives.js

@@ -169,22 +169,27 @@ describe('UNIT: Directives', function () {
 
     describe('class', function () {
 
+        function contains (el, cls) {
+            var cur = ' ' + el.className + ' '
+            return cur.indexOf(' ' + cls + ' ') > -1
+        }
+
         it('should set class to the value if it has no arg', function () {
             var dir = mockDirective('class')
             dir.update('test')
-            assert.ok(dir.el.classList.contains('test'))
+            assert.ok(contains(dir.el, 'test'))
             dir.update('hoho')
-            assert.ok(!dir.el.classList.contains('test'))
-            assert.ok(dir.el.classList.contains('hoho'))
+            assert.ok(!contains(dir.el, 'test'))
+            assert.ok(contains(dir.el, 'hoho'))
         })
 
         it('should add/remove class based on truthy/falsy if it has an arg', function () {
             var dir = mockDirective('class')
             dir.arg = 'test'
             dir.update(true)
-            assert.ok(dir.el.classList.contains('test'))
+            assert.ok(contains(dir.el, 'test'))
             dir.update(false)
-            assert.ok(!dir.el.classList.contains('test'))
+            assert.ok(!contains(dir.el, 'test'))
         })
 
     })