diff --git a/__tests__/push/utils.test.ts b/__tests__/push/utils.test.ts
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+++ b/__tests__/push/utils.test.ts
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+/**
+ * MIT License
+ *
+ * Copyright (c) 2020-present, Elastic NV
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ */
+
+import { normalizeMonitorName } from '../../src/push/utils';
+
+describe('Push Utils', () => {
+  it("normalize monitor's name", () => {
+    expect(normalizeMonitorName('test monitor-name')).toBe('test monitor-name');
+    expect(normalizeMonitorName('https://example.com')).toBe(
+      'https__example_com'
+    );
+    expect(normalizeMonitorName('https://todoapp.example.com/../')).toBe(
+      'https__todoapp_example_com____'
+    );
+    expect(normalizeMonitorName('/x/y/z')).toBe('_x_y_z');
+    expect(normalizeMonitorName('x.y.z')).toBe('x_y_z');
+    expect(normalizeMonitorName('foo:bar:blah')).toBe('foo_bar_blah');
+  });
+});