fix(urlRouter): Update query params when resetting url via .update()

Closes #94

Author: christopherthielen

src/url/urlRouter.ts

@@ -212,10 +212,10 @@ export class UrlRouter implements UrlRulesApi, UrlSyncApi, Disposable {
   update(read?: boolean) {
     let $url = this._router.locationService;
     if (read) {
-      this.location = $url.path();
+      this.location = $url.url();
       return;
     }
-    if ($url.path() === this.location) return;
+    if ($url.url() === this.location) return;
 
     $url.url(this.location, true);
   }

test/urlRouterSpec.ts

@@ -222,6 +222,20 @@ describe("UrlRouter", function () {
 
       expect(urlService.path()).toBe('/old');
     });
+
+    // Test for https://github.com/ui-router/core/issues/94
+    it('can read and reset URL including query parameters', function () {
+      urlService.url('/old?param1=hey');
+
+      expect(urlService.url()).toBe('/old?param1=hey');
+
+      urlRouter.update(true); // save url
+      urlService.url('/new');
+      urlRouter.update(); // reset url
+
+      expect(urlService.url()).toBe('/old?param1=hey');
+    });
+
   });
 
   describe("URL generation", function() {