Add more test for set/getValidMethod and update demo page link to API.md

Author: hueitan

index.html

@@ -62,6 +62,7 @@
             <li class="active"><a href="#">Home</a></li>
             <li><a href="#getting_started">Getting started</a></li>
             <li><a href="#examples">Examples</a></li>
+            <li><a href="https://github.com/huei90/angular-validation/blob/master/API.md">API</a></li>
             <li><a href="https://github.com/huei90/angular-validation/issues">Report an issue</a></li>
           </ul>
         </div><!--/.nav-collapse -->

test/unit/setgetValidMethodSpec.js

@@ -0,0 +1,54 @@
+'use strict';
+
+/* jasmine specs for provider go here */
+
+describe('provider', function() {
+  var $rootScope;
+  var $compile;
+  var $scope;
+  var $timeout;
+  var element;
+  var validationProvider;
+  var myApp;
+
+  beforeEach(function() {
+    myApp = angular.module('myApp', ['validation', 'validation.rule'])
+      .config(function($validationProvider) {
+        validationProvider = $validationProvider;
+      });
+    return myApp;
+  });
+
+  beforeEach(module('myApp'));
+
+  beforeEach(inject(function($injector) {
+    $rootScope = $injector.get('$rootScope');
+    $compile = $injector.get('$compile');
+    $scope = $rootScope.$new();
+    $timeout = $injector.get('$timeout');
+
+    // set validMethod submit
+    validationProvider.setValidMethod('submit');
+
+    element = $compile('<form name="Form"><input type="text" name="required" ng-model="required" validator="required"></form>')($scope);
+
+
+  }));
+
+
+  it('set validMethod submit', inject(function() {
+
+    $scope.$apply(function() {
+      $scope.required = 'required';
+    });
+
+    expect(element.find('p')[0]).toBeUndefined();
+
+    validationProvider.validate($scope.Form);
+
+    // this is important step
+    $timeout.flush();
+
+    expect(element.find('p')[0]).toBeDefined();
+  }));
+});