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diff --git a/polygerrit-ui/app/elements/change/gr-upload-help-dialog/gr-upload-help-dialog_test.html b/polygerrit-ui/app/elements/change/gr-upload-help-dialog/gr-upload-help-dialog_test.html
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+++ b/polygerrit-ui/app/elements/change/gr-upload-help-dialog/gr-upload-help-dialog_test.html
@@ -0,0 +1,114 @@
+<!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-upload-help-dialog</title>
+
+<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-upload-help-dialog.html">
+
+<script>void(0);</script>
+
+<test-fixture id="basic">
+  <template>
+    <gr-upload-help-dialog></gr-upload-help-dialog>
+  </template>
+</test-fixture>
+
+<script>
+  suite('gr-upload-help-dialog tests', () => {
+    let element;
+
+    setup(() => {
+      element = fixture('basic');
+    });
+
+    test('constructs push command from branch', () => {
+      element.targetBranch = 'foo';
+      assert.equal(element._pushCommand, 'git push origin HEAD:refs/for/foo');
+
+      element.targetBranch = 'master';
+      assert.equal(element._pushCommand,
+          'git push origin HEAD:refs/for/master');
+    });
+
+    suite('fetch command', () => {
+      const testRev = {
+        fetch: {
+          http: {
+            commands: {
+              Checkout: 'http checkout',
+              Pull: 'http pull',
+            },
+          },
+          ssh: {
+            commands: {
+              Pull: 'ssh pull',
+            },
+          },
+        },
+      };
+
+      test('null cases', () => {
+        assert.isUndefined(element._computeFetchCommand());
+        assert.isUndefined(element._computeFetchCommand({}));
+        assert.isUndefined(element._computeFetchCommand({fetch: null}));
+        assert.isUndefined(element._computeFetchCommand({fetch: {}}));
+      });
+
+      test('insufficiently defined scheme', () => {
+        assert.isUndefined(
+            element._computeFetchCommand(testRev, undefined, 'badscheme'));
+
+        const rev = Object.assign({}, testRev);
+        rev.fetch = Object.assign({}, testRev.fetch, {nocmds: {commands: {}}});
+        assert.isUndefined(
+            element._computeFetchCommand(rev, undefined, 'nocmds'));
+
+        rev.fetch.nocmds.commands.unsupported = 'unsupported';
+        assert.isUndefined(
+            element._computeFetchCommand(rev, undefined, 'nocmds'));
+      });
+
+      test('default scheme and command', () => {
+        const cmd = element._computeFetchCommand(testRev);
+        assert.isTrue(cmd === 'http checkout' || cmd === 'ssh pull');
+      });
+
+      test('default command', () => {
+        assert.strictEqual(
+            element._computeFetchCommand(testRev, undefined, 'http'),
+            'http checkout');
+        assert.strictEqual(
+            element._computeFetchCommand(testRev, undefined, 'ssh'),
+            'ssh pull');
+      });
+
+      test('user preferred scheme and command', () => {
+        assert.strictEqual(
+            element._computeFetchCommand(testRev, 'PULL', 'http'),
+            'http pull');
+        assert.strictEqual(
+            element._computeFetchCommand(testRev, 'badcmd', 'http'),
+            'http checkout');
+      });
+    });
+  });
+</script>