Publish Vulpes Preview 15 sources for desktop, Android and Tundra

Share Gaia assets and adapters, keep private profiles and development documents local, and update both public READMEs.

gaia/apps/system/test/unit/battery_icon_test.js

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+/* global BatteryIcon, MockNavigatorBattery, MockL10n */
+'use strict';
+
+requireApp('system/js/service.js');
+requireApp('system/js/base_ui.js');
+requireApp('system/js/base_icon.js');
+requireApp('system/js/battery_icon.js');
+requireApp('system/test/unit/mock_navigator_battery.js');
+require('/shared/test/unit/mocks/mock_l10n.js');
+
+suite('system/BatteryIcon', function() {
+  var subject, realMozL10n;
+
+  setup(function() {
+    realMozL10n = navigator.mozL10n;
+    navigator.mozL10n = MockL10n;
+    MockNavigatorBattery.level = 0.95;
+    MockNavigatorBattery.charging = false;
+    subject = new BatteryIcon({
+      _battery: MockNavigatorBattery
+    });
+    subject.start();
+    subject.element = document.createElement('div');
+  });
+
+  teardown(function() {
+    navigator.mozL10n = realMozL10n;
+    subject.stop();
+  });
+
+  test('should not publish changed when there is no change', function() {
+    subject.update();
+    this.sinon.stub(subject, 'publish');
+    subject.update();
+    assert.isFalse(subject.publish.calledWith('changed'));
+  });
+
+  test('should not publish iconchange when computed level does not change',
+    function() {
+      subject.update();
+      MockNavigatorBattery.level = 0.95;
+      this.sinon.stub(subject, 'publish');
+      subject.update();
+
+      assert.isFalse(subject.publish.calledWith('changed'));
+    });
+
+  test('should publish iconchange when battery changes', function() {
+    subject.update();
+    MockNavigatorBattery.level = 0.5;
+    this.sinon.stub(subject, 'publish');
+    subject.update();
+
+    assert.isTrue(subject.publish.calledWith('changed'));
+  });
+
+  test('should publish iconchange when charging state changes', function() {
+    subject.update();
+    MockNavigatorBattery.charging = true;
+    this.sinon.stub(subject, 'publish');
+    subject.update();
+
+    assert.isTrue(subject.publish.calledWith('changed'));
+  });
+});