MD Settings: About page, implementing detailed build info.

chrome/test/data/webui/settings/about_page_tests.js

Index: chrome/test/data/webui/settings/about_page_tests.js
diff --git a/chrome/test/data/webui/settings/about_page_tests.js b/chrome/test/data/webui/settings/about_page_tests.js
new file mode 100644
index 0000000000000000000000000000000000000000..b18298c57fe53212a7a7d892f147f4d2e3d0ddde
--- /dev/null
+++ b/chrome/test/data/webui/settings/about_page_tests.js
@@ -0,0 +1,110 @@
+// Copyright 2016 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.
+
+cr.define('settings_about_page', function() {
+  /**
+   * @constructor
+   * @implements {settings.AboutPageBrowserProxy}
+   * @extends {settings.TestBrowserProxy}
+   */
+  var TestAboutPageBrowserProxy = function() {
+    settings.TestBrowserProxy.call(this, [
+      'refreshUpdateStatus',
+      'getCurrentChannel',
+      'getVersionInfo',
+    ]);
+
+    /** @type {!VersionInfo} */
+    this.versionInfo_ = {
+      arcVersion: '',
+      osFirmware: '',
+      osVersion: '',
+    };
+  };
+
+  TestAboutPageBrowserProxy.prototype = {
+    __proto__: settings.TestBrowserProxy.prototype,
+
+    /** @param {!VersionInfo} */
+    setVersionInfo: function(versionInfo) {
+      this.versionInfo_ = versionInfo;
+    },
+
+    /** @override */
+    refreshUpdateStatus: function() {
+      this.methodCalled('refreshUpdateStatus');
+    },
+
+    /** @override */
+    getCurrentChannel: function() {
+      this.methodCalled('getCurrentChannel');
+      return Promise.resolve(BrowserChannel.BETA);
+    },
+
+    /** @override */
+    getVersionInfo: function() {
+      this.methodCalled('getVersionInfo');
+      return Promise.resolve(this.versionInfo_);
+    },
+  };
+
+  function registerAboutPageTests() {
+      suite('AboutPageTest', function() {
+        test('Initialization', function() {
+          // TODO(dpapad): Implement this test once <settings-about-page> is
+          // ready. Currently this is needed to avoid failing with
+          // "Failure: Mocha ran, but no mocha tests were run!" on non-ChromeOS
+          // test bots.
+        });
+      });
+  }
+
+  if (cr.isChromeOS) {
+    function registerDetailedBuildInfoTests() {
+      suite('DetailedBuildInfoTest', function() {
+        var page = null;
+        var browserProxy = null;
+
+        setup(function() {
+          browserProxy = new TestAboutPageBrowserProxy();
+          settings.AboutPageBrowserProxyImpl.instance_ = browserProxy;
+          PolymerTest.clearBody();
+        });
+
+        teardown(function() { page.remove(); });
+
+        test('Initialization', function() {
+          var versionInfo = {
+            arcVersion: 'dummyArcVersion',
+            osFirmware: 'dummyOsFirmware',
+            osVersion: 'dummyOsVersion',
+          };
+          browserProxy.setVersionInfo(versionInfo);
+
+          page = document.createElement('settings-detailed-build-info');
+          document.body.appendChild(page);
+
+          return Promise.all([
+            browserProxy.whenCalled('refreshUpdateStatus'),
+            browserProxy.whenCalled('getVersionInfo'),
+            browserProxy.whenCalled('getCurrentChannel'),
+          ]).then(function() {
+            assertEquals(versionInfo.arcVersion, page.$.arcVersion.textContent);
+            assertEquals(versionInfo.osVersion, page.$.osVersion.textContent);
+            assertEquals(versionInfo.osFirmware, page.$.osFirmware.textContent);
+          });
+        });
+      });
+    }
+  }
+
+  return {
+    registerTests: function() {
+      if (cr.isChromeOS) {
+        registerDetailedBuildInfoTests();
+      }
+      registerAboutPageTests();
+    },
+  };
+});