Polymer-based Garden-O-Matic should have a basic results panel

Tools/GardeningServer/ui/ct-failure-stream-tests.html

+<!--
+Copyright 2014 The Chromium Authors. All rights reserved.
+Use of this source code is governed by a BSD-style license that can be
+found in the LICENSE file.
+-->
+
+<link rel="import" href="ct-failure-stream.html">
+
+<script>
+(function () {
+
+module("ct-failure-stream");
+
+asyncTest("basic", 3, function() {
+  var stream = document.createElement('ct-failure-stream');
+
+  // FIXME: We should use some more interesting test data, but
+  // ct-failure-stream will give these values to ct-commit-data,
+  // which will hit the network unless we figure out how to mock
+  // out ct-commit-data in a better way.
+  stream.groups = [[], []];
+
+  Platform.endOfMicrotask(function() {
+    var cards = stream.shadowRoot.querySelectorAll('ct-failure-card');
+    equal(cards.length, 2);
+    deepEqual(cards[0].failures, []);
+    deepEqual(cards[1].failures, []);
+
+    start();
+  });
+});
+
+})()
+</script>