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diff --git a/polygerrit-ui/app/elements/documentation/gr-documentation-search/gr-documentation-search_test.html b/polygerrit-ui/app/elements/documentation/gr-documentation-search/gr-documentation-search_test.html
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+++ b/polygerrit-ui/app/elements/documentation/gr-documentation-search/gr-documentation-search_test.html
@@ -0,0 +1,120 @@
+<!DOCTYPE html>
+<!--
+@license
+Copyright (C) 2018 The Android Open Source Project
+
+Licensed 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.
+-->
+
+<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes">
+<title>gr-documentation-search</title>
+
+<script src="../../../bower_components/page/page.js"></script>
+<script src="../../../bower_components/webcomponentsjs/webcomponents-lite.min.js"></script>
+<script src="../../../bower_components/web-component-tester/browser.js"></script>
+<link rel="import" href="../../../test/common-test-setup.html"/>
+<link rel="import" href="gr-documentation-search.html">
+
+<script>void(0);</script>
+
+<test-fixture id="basic">
+  <template>
+    <gr-documentation-search></gr-documentation-search>
+  </template>
+</test-fixture>
+
+<script>
+  let counter;
+  const documentationGenerator = () => {
+    return {
+      title: `Gerrit Code Review - REST API Developers Notes${++counter}`,
+      url: 'Documentation/dev-rest-api.html',
+    };
+  };
+
+  suite('gr-documentation-search tests', () => {
+    let element;
+    let documentationSearches;
+    let sandbox;
+    let value;
+
+    setup(() => {
+      sandbox = sinon.sandbox.create();
+      sandbox.stub(page, 'show');
+      element = fixture('basic');
+      counter = 0;
+    });
+
+    teardown(() => {
+      sandbox.restore();
+    });
+
+    suite('list with searches for documentation', () => {
+      setup(done => {
+        documentationSearches = _.times(26, documentationGenerator);
+        stub('gr-rest-api-interface', {
+          getDocumentationSearches() {
+            return Promise.resolve(documentationSearches);
+          },
+        });
+        element._paramsChanged(value).then(() => { flush(done); });
+      });
+
+      test('test for test repo in the list', done => {
+        flush(() => {
+          assert.equal(element._documentationSearches[0].title,
+              'Gerrit Code Review - REST API Developers Notes1');
+          assert.equal(element._documentationSearches[0].url,
+              'Documentation/dev-rest-api.html');
+          done();
+        });
+      });
+    });
+
+    suite('filter', () => {
+      setup(() => {
+        documentationSearches = _.times(25, documentationGenerator);
+        documentationSearchesFiltered = _.times(1, documentationSearches);
+      });
+
+      test('_paramsChanged', done => {
+        sandbox.stub(element.$.restAPI, 'getDocumentationSearches', () => {
+          return Promise.resolve(documentationSearches);
+        });
+        const value = {
+          filter: 'test',
+        };
+        element._paramsChanged(value).then(() => {
+          assert.isTrue(element.$.restAPI.getDocumentationSearches.lastCall
+              .calledWithExactly('test'));
+          done();
+        });
+      });
+    });
+
+    suite('loading', () => {
+      test('correct contents are displayed', () => {
+        assert.isTrue(element._loading);
+        assert.equal(element.computeLoadingClass(element._loading), 'loading');
+        assert.equal(getComputedStyle(element.$.loading).display, 'block');
+
+        element._loading = false;
+        element._repos = _.times(25, documentationGenerator);
+
+        flushAsynchronousOperations();
+        assert.equal(element.computeLoadingClass(element._loading), '');
+        assert.equal(getComputedStyle(element.$.loading).display, 'none');
+      });
+    });
+  });
+</script>