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

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+'use strict';
+/* global BrowserSettings, MockNavigatormozApps, MockNavigatorSettings,
+          MockService, MocksHelper, MockLazyLoader, IconsHelper */
+
+requireApp('system/shared/test/unit/mocks/mock_navigator_moz_apps.js');
+requireApp('system/shared/test/unit/mocks/mock_navigator_moz_settings.js');
+requireApp('system/shared/test/unit/mocks/mock_service.js');
+requireApp('system/test/unit/mock_lazy_loader.js');
+requireApp('system/shared/test/unit/mocks/mock_icons_helper.js');
+
+
+var mocksForBrowserSettings = new MocksHelper([
+  'Service',
+  'LazyLoader',
+  'IconsHelper'
+]).init();
+
+suite('system/BrowserSettings', function() {
+  mocksForBrowserSettings.attachTestHelpers();
+  var realNavigatorSettings;
+  var realNavigatormozApps;
+  var browserSettings;
+
+  suiteSetup(function(done) {
+    realNavigatormozApps = navigator.mozApps;
+    navigator.mozApps = MockNavigatormozApps;
+
+    realNavigatorSettings = navigator.mozSettings;
+    navigator.mozSettings = MockNavigatorSettings;
+
+    requireApp('system/js/browser_settings.js', function() {
+      browserSettings = new BrowserSettings();
+      browserSettings.start();
+      done();
+    });
+
+    MockLazyLoader.mLoadRightAway = true;
+    sinon.spy(MockLazyLoader, 'load');
+  });
+
+  suiteTeardown(function() {
+    navigator.mozApps = realNavigatormozApps;
+    realNavigatormozApps = null;
+
+    navigator.mozSettings = realNavigatorSettings;
+    realNavigatorSettings = null;
+  });
+
+  suite('check for settings-based procedure handlers', function() {
+    test('setting clear.browser.history should clear places database',
+      function() {
+        this.sinon.spy(MockService, 'request');
+        navigator.mozSettings.createLock().set({'clear.browser.history': true});
+        assert.isTrue(MockService.request.calledWith('Places:clearHistory'),
+                      'Places database clear should be requested');
+      }
+    );
+
+    test('setting clear.browser.private-data should call clearBrowserData',
+      function() {
+        navigator.mozSettings.createLock().set({
+          'clear.browser.private-data': true
+        });
+
+        var called = false;
+        // Resolve DOMRequest to a fake app object
+        MockNavigatormozApps.mLastRequest.result = {
+          clearBrowserData: function() {
+            called = true;
+          }
+        };
+        MockNavigatormozApps.mLastRequest.onsuccess();
+
+        assert.isTrue(called,
+                      'Browser data clear should be requested');
+      }
+    );
+
+    test('setting clear.browser.private-data should clear icons dataStore',
+      function() {
+        var iconsHelperStub = this.sinon.stub(IconsHelper, 'clear');
+        navigator.mozSettings.createLock().set({
+          'clear.browser.private-data': true
+        });
+
+        assert.isTrue(iconsHelperStub.called,
+          'IconsHelper.clear() should be called');
+      }
+    );
+  });
+});