diff --git a/src/legacy/core_plugins/kibana/public/visualize/np_ready/editor/lib/url_helper.test.ts b/src/legacy/core_plugins/kibana/public/visualize/np_ready/editor/lib/url_helper.test.ts
new file mode 100644
index 00000000000000..4366140b93ee7d
--- /dev/null
+++ b/src/legacy/core_plugins/kibana/public/visualize/np_ready/editor/lib/url_helper.test.ts
@@ -0,0 +1,40 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you under
+ * the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+import { addEmbeddableToDashboardUrl } from './url_helper';
+
+jest.mock('../../../legacy_imports', () => ({
+  DashboardConstants: {
+    ADD_EMBEDDABLE_ID: 'addEmbeddableId',
+    ADD_EMBEDDABLE_TYPE: 'addEmbeddableType',
+    CREATE_NEW_DASHBOARD_URL: '/dashboard',
+  },
+  VISUALIZE_EMBEDDABLE_TYPE: 'visualization',
+}));
+
+describe('', () => {
+  it('addEmbeddableToDashboardUrl', () => {
+    const id = '123eb456cd';
+    const url =
+      "/pep/app/kibana#/dashboard?_g=(refreshInterval:(pause:!t,value:0),time:(from:now-15m,to:now))&_a=(description:'',filters:!())";
+    expect(addEmbeddableToDashboardUrl(url, id)).toEqual(
+      `/dashboard?_a=%28description%3A%27%27%2Cfilters%3A%21%28%29%29&_g=%28refreshInterval%3A%28pause%3A%21t%2Cvalue%3A0%29%2Ctime%3A%28from%3Anow-15m%2Cto%3Anow%29%29&addEmbeddableId=${id}&addEmbeddableType=visualization`
+    );
+  });
+});