Add failing test for router service default QPs

packages/ember/tests/routing/router_service_test/replaceWith_test.js

@@ -136,5 +136,55 @@ moduleFor(
           assert.deepEqual(this.state, ['/', '/child?sort=ASC']);
         });
     }
+
+    ['@test RouterService#replaceWith with basic query params does include unspecified defaults'](
+      assert
+    ) {
+      assert.expect(3);
+
+      this.add(
+        'controller:parent.child',
+        Controller.extend({
+          queryParams: ['sort'],
+          sort: 'ASC',
+        })
+      );
+
+      return this.visit('/')
+        .then(() => {
+          return this.routerService.transitionTo('parent.brother');
+        })
+        .then(() => {
+          return this.routerService.replaceWith('parent.sister');
+        })
+        .then(() => {
+          let controller = this.applicationInstance.lookup('controller:parent.child');
+          expectDeprecation(
+            () => controller.replaceRoute('parent.child'),
+            'Calling replaceRoute on a controller is deprecated. Use the RouterService instead.'
+          );
+        })
+        .then(() => {
+          assert.deepEqual(
+            this.state,
+            ['/', '/child'],
+            'no default params when loaded with Controller#replaceRoute'
+          );
+
+          // Leave the route...
+          return this.routerService.transitionTo('parent.brother');
+        })
+        .then(() => {
+          // ...and come back with the router service
+          return this.routerService.replaceWith('parent.child');
+        })
+        .then(() => {
+          assert.deepEqual(
+            this.state,
+            ['/', '/child'],
+            'no default params when loaded with Router#replaceWith'
+          );
+        });
+    }
   }
 );