test($route): add tests for matching 'otherwise' routes

Author: IgorMinar

Diff for: test/ng/routeSpec.js

@@ -285,53 +285,108 @@ describe('$route', function() {
   });
 
 
-  it('should handle unknown routes with "otherwise" route definition', function() {
-    function NotFoundCtrl() {}
-
+  it('should chain whens and otherwise', function() {
     module(function($routeProvider){
-      $routeProvider.when('/foo', {templateUrl: 'foo.html'});
-      $routeProvider.otherwise({templateUrl: '404.html', controller: NotFoundCtrl});
+      $routeProvider.when('/foo', {templateUrl: 'foo.html'}).
+          otherwise({templateUrl: 'bar.html'}).
+          when('/baz', {templateUrl: 'baz.html'});
     });
 
     inject(function($route, $location, $rootScope) {
-      var onChangeSpy = jasmine.createSpy('onChange');
-
-      $rootScope.$on('$routeChangeStart', onChangeSpy);
-      expect($route.current).toBeUndefined();
-      expect(onChangeSpy).not.toHaveBeenCalled();
-
-      $location.path('/unknownRoute');
       $rootScope.$digest();
+      expect($route.current.templateUrl).toBe('bar.html');
 
-      expect($route.current.templateUrl).toBe('404.html');
-      expect($route.current.controller).toBe(NotFoundCtrl);
-      expect(onChangeSpy).toHaveBeenCalled();
-
-      onChangeSpy.reset();
-      $location.path('/foo');
+      $location.url('/baz');
       $rootScope.$digest();
-
-      expect($route.current.templateUrl).toEqual('foo.html');
-      expect($route.current.controller).toBeUndefined();
-      expect(onChangeSpy).toHaveBeenCalled();
+      expect($route.current.templateUrl).toBe('baz.html');
     });
   });
 
 
-  it('should chain whens and otherwise', function() {
-    module(function($routeProvider){
-      $routeProvider.when('/foo', {templateUrl: 'foo.html'}).
-                     otherwise({templateUrl: 'bar.html'}).
-                     when('/baz', {templateUrl: 'baz.html'});
+  describe('otherwise', function() {
+
+    it('should handle unknown routes with "otherwise" route definition', function() {
+      function NotFoundCtrl() {}
+
+      module(function($routeProvider){
+        $routeProvider.when('/foo', {templateUrl: 'foo.html'});
+        $routeProvider.otherwise({templateUrl: '404.html', controller: NotFoundCtrl});
+      });
+
+      inject(function($route, $location, $rootScope) {
+        var onChangeSpy = jasmine.createSpy('onChange');
+
+        $rootScope.$on('$routeChangeStart', onChangeSpy);
+        expect($route.current).toBeUndefined();
+        expect(onChangeSpy).not.toHaveBeenCalled();
+
+        $location.path('/unknownRoute');
+        $rootScope.$digest();
+
+        expect($route.current.templateUrl).toBe('404.html');
+        expect($route.current.controller).toBe(NotFoundCtrl);
+        expect(onChangeSpy).toHaveBeenCalled();
+
+        onChangeSpy.reset();
+        $location.path('/foo');
+        $rootScope.$digest();
+
+        expect($route.current.templateUrl).toEqual('foo.html');
+        expect($route.current.controller).toBeUndefined();
+        expect(onChangeSpy).toHaveBeenCalled();
+      });
     });
 
-    inject(function($route, $location, $rootScope) {
-      $rootScope.$digest();
-      expect($route.current.templateUrl).toBe('bar.html');
 
-      $location.url('/baz');
-      $rootScope.$digest();
-      expect($route.current.templateUrl).toBe('baz.html');
+    it('should update $route.current and $route.next when default route is matched', function() {
+      module(function($routeProvider){
+        $routeProvider.when('/foo', {templateUrl: 'foo.html'});
+        $routeProvider.otherwise({templateUrl: '404.html'});
+      });
+
+      inject(function($route, $location, $rootScope) {
+        var currentRoute, nextRoute,
+            onChangeSpy = jasmine.createSpy('onChange').andCallFake(function(e, next) {
+          currentRoute = $route.current;
+          nextRoute = next;
+        });
+
+
+        // init
+        $rootScope.$on('$routeChangeStart', onChangeSpy);
+        expect($route.current).toBeUndefined();
+        expect(onChangeSpy).not.toHaveBeenCalled();
+
+
+        // match otherwise route
+        $location.path('/unknownRoute');
+        $rootScope.$digest();
+
+        expect(currentRoute).toBeUndefined();
+        expect(nextRoute.templateUrl).toBe('404.html');
+        expect($route.current.templateUrl).toBe('404.html');
+        expect(onChangeSpy).toHaveBeenCalled();
+        onChangeSpy.reset();
+
+        // match regular route
+        $location.path('/foo');
+        $rootScope.$digest();
+
+        expect(currentRoute.templateUrl).toBe('404.html');
+        expect(nextRoute.templateUrl).toBe('foo.html');
+        expect($route.current.templateUrl).toEqual('foo.html');
+        expect(onChangeSpy).toHaveBeenCalled();
+        onChangeSpy.reset();
+
+        // match otherwise route again
+        $location.path('/anotherUnknownRoute');
+        $rootScope.$digest();
+
+        expect(currentRoute.templateUrl).toBe('foo.html');
+        expect(nextRoute.templateUrl).toBe('404.html');
+        expect($route.current.templateUrl).toEqual('404.html');
+        expect(onChangeSpy).toHaveBeenCalled();
+      });
     });
   });