Improves application state persistance.

chrome/test/data/webui/print_preview.js

 // Copyright (c) 2012 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.
 
 /**
  * Test fixture for print preview WebUI testing.
  * @constructor
  * @extends {testing.Test}
  */
 function PrintPreviewWebUITest() {
@@ skipping 89 matching lines @@
   setUp: function() {
     Mock4JS.clearMocksToVerify();
 
     this.initialSettings_ = new print_preview.NativeInitialSettings(
       false /*isInKioskAutoPrintMode*/,
       ',' /*thousandsDelimeter*/,
       '.' /*decimalDelimeter*/,
       1 /*unitType*/,
       true /*isDocumentModifiable*/,
       'title' /*documentTitle*/,
-      0 /*marginsType*/,
-      null /*customMargins*/,
-      true /*isDuplexEnabled*/,
-      false /*isHeaderFooterEnabled*/,
-      'FooDevice' /*initialDestinationId*/);
+      'FooDevice' /*systemDefaultDestinationId*/,
+      null /*serializedAppStateStr*/);
     this.localDestinationInfos_ = [
       { printerName: 'FooName', deviceName: 'FooDevice' },
       { printerName: 'BarName', deviceName: 'BarDevice' }
     ];
     this.nativeLayer_ = printPreview.nativeLayer_;
   }
 };
 
 GEN('#include "chrome/test/data/webui/print_preview.h"');
 
@@ skipping 130 matching lines @@
   checkSectionVisible($('copies-settings'), false);
 });
 
 // When the source is 'PDF' and 'Save as PDF' option is selected, we hide the
 // fit to page option.
 TEST_F('PrintPreviewWebUITest',
        'PrintToPDFSelectedHideFitToPageOption',
        function() {
   // Add PDF printer.
   this.initialSettings_.isDocumentModifiable_ = false;
-  this.initialSettings_.initialDestinationId_ = 'Save as PDF';
+  this.initialSettings_.systemDefaultDestinationId_ = 'Save as PDF';
   this.localDestinationInfos_.push(
       {printerName: 'Save as PDF', deviceName: 'Save as PDF'});
 
   var initialSettingsSetEvent =
       new cr.Event(print_preview.NativeLayer.EventType.INITIAL_SETTINGS_SET);
   initialSettingsSetEvent.initialSettings = this.initialSettings_;
   this.nativeLayer_.dispatchEvent(initialSettingsSetEvent);
 
   var localDestsSetEvent =
       new cr.Event(print_preview.NativeLayer.EventType.LOCAL_DESTINATIONS_SET);
@@ skipping 275 matching lines @@
       print_preview.ticket_items.MarginsType.Value.CUSTOM);
   printPreview.printTicketStore_.updateCustomMargins(
       new print_preview.Margins(0, 36, 36, 36));
 
   checkElementDisplayed(
       $('other-options-settings').querySelector('.header-footer-container'),
       true);
 });
 
 // Test that the color settings are set according to the printer capabilities.
-TEST_F('PrintPreviewWebUITest', 'TestColorSettings', function() {
+TEST_F('PrintPreviewWebUITest', 'TestColorSettingsTrue', function() {
   var initialSettingsSetEvent =
       new cr.Event(print_preview.NativeLayer.EventType.INITIAL_SETTINGS_SET);
   initialSettingsSetEvent.initialSettings = this.initialSettings_;
   this.nativeLayer_.dispatchEvent(initialSettingsSetEvent);
 
   var localDestsSetEvent =
       new cr.Event(print_preview.NativeLayer.EventType.LOCAL_DESTINATIONS_SET);
   localDestsSetEvent.destinationInfos = this.localDestinationInfos_;
   this.nativeLayer_.dispatchEvent(localDestsSetEvent);
 
   checkSectionVisible($('color-settings'), true);
 
   var capsSetEvent =
       new cr.Event(print_preview.NativeLayer.EventType.CAPABILITIES_SET);
   capsSetEvent.settingsInfo = {
     'printerId': 'FooDevice',
     'disableColorOption': false,
     'setColorAsDefault': true,
-    'disableCopiesOption': true,
+    'disableCopiesOption': false,
     'disableLandscapeOption': true,
     'printerDefaultDuplexValue': 0
   };
   this.nativeLayer_.dispatchEvent(capsSetEvent);
 
   checkSectionVisible($('color-settings'), true);
 
   var colorOption = $('color-settings').getElementsByClassName(
       'color-settings-color-option')[0];
   var bwOption = $('color-settings').getElementsByClassName(
       'color-settings-bw-option')[0];
   expectTrue(colorOption.checked);
   expectFalse(bwOption.checked);
+});
+
+//Test that the color settings are set according to the printer capabilities.
+TEST_F('PrintPreviewWebUITest', 'TestColorSettingsFalse', function() {
+  var initialSettingsSetEvent =
+      new cr.Event(print_preview.NativeLayer.EventType.INITIAL_SETTINGS_SET);
+  initialSettingsSetEvent.initialSettings = this.initialSettings_;
+  this.nativeLayer_.dispatchEvent(initialSettingsSetEvent);
+
+  var localDestsSetEvent =
+      new cr.Event(print_preview.NativeLayer.EventType.LOCAL_DESTINATIONS_SET);
+  localDestsSetEvent.destinationInfos = this.localDestinationInfos_;
+  this.nativeLayer_.dispatchEvent(localDestsSetEvent);
+
+  checkSectionVisible($('color-settings'), true);
 
   var capsSetEvent =
       new cr.Event(print_preview.NativeLayer.EventType.CAPABILITIES_SET);
   capsSetEvent.settingsInfo = {
     'printerId': 'FooDevice',
-    'disableColorOption': false,
+    'disableColorOption': true,
     'setColorAsDefault': false,
     'disableCopiesOption': false,
-    'disableLandscapeOption': false,
+    'disableLandscapeOption': true,
     'printerDefaultDuplexValue': 0
   };
   this.nativeLayer_.dispatchEvent(capsSetEvent);
 
-  checkSectionVisible($('color-settings'), true);
+  checkSectionVisible($('color-settings'), false);
+
+  var colorOption = $('color-settings').getElementsByClassName(
+      'color-settings-color-option')[0];
+  var bwOption = $('color-settings').getElementsByClassName(
+      'color-settings-bw-option')[0];
   expectFalse(colorOption.checked);
   expectTrue(bwOption.checked);
 });
 
 // Test to verify that duplex settings are set according to the printer
 // capabilities.
-TEST_F('PrintPreviewWebUITest', 'TestDuplexSettings', function() {
+TEST_F('PrintPreviewWebUITest', 'TestDuplexSettingsTrue', function() {
   var initialSettingsSetEvent =
       new cr.Event(print_preview.NativeLayer.EventType.INITIAL_SETTINGS_SET);
-  // Need to override test defaults for the initial settings, because initial
-  // duplex value needs to be unspecified.
-  initialSettingsSetEvent.initialSettings =
-      new print_preview.NativeInitialSettings(
-          false /*isInKioskAutoPrintMode*/,
-          ',' /*thousandsDelimeter*/,
-          '.' /*decimalDelimeter*/,
-          1 /*unitType*/,
-          true /*isDocumentModifiable*/,
-          'title' /*documentTitle*/,
-          0 /*marginsType*/,
-          null /*customMargins*/,
-          null /*isDuplexEnabled*/,
-          false /*isHeaderFooterEnabled*/,
-          'FooDevice' /*initialDestinationId*/);
+  initialSettingsSetEvent.initialSettings = this.initialSettings_;
   this.nativeLayer_.dispatchEvent(initialSettingsSetEvent);
 
   var localDestsSetEvent =
       new cr.Event(print_preview.NativeLayer.EventType.LOCAL_DESTINATIONS_SET);
   localDestsSetEvent.destinationInfos = this.localDestinationInfos_;
   this.nativeLayer_.dispatchEvent(localDestsSetEvent);
 
   var otherOptionsDiv = $('other-options-settings');
   var duplexDiv = otherOptionsDiv.querySelector('.duplex-container');
   var duplexCheckbox = otherOptionsDiv.querySelector('.duplex-checkbox');
 
   var capsSetEvent =
       new cr.Event(print_preview.NativeLayer.EventType.CAPABILITIES_SET);
   capsSetEvent.settingsInfo = {
     'printerId': 'FooDevice',
     'disableColorOption': false,
     'setColorAsDefault': true,
     'disableCopiesOption': false,
     'disableLandscapeOption': true,
     'printerDefaultDuplexValue': 0,
     'setDuplexAsDefault': false
   };
   this.nativeLayer_.dispatchEvent(capsSetEvent);
 
   checkSectionVisible(otherOptionsDiv, true);
   expectFalse(duplexDiv.hidden);
   expectFalse(duplexCheckbox.checked);
+});
 
-  // If the printer default duplex value is UNKNOWN_DUPLEX_MODE, hide the
-  // two sided option.
+//Test to verify that duplex settings are set according to the printer
+//capabilities.
+TEST_F('PrintPreviewWebUITest', 'TestDuplexSettingsFalse', function() {
+  var initialSettingsSetEvent =
+     new cr.Event(print_preview.NativeLayer.EventType.INITIAL_SETTINGS_SET);
+  initialSettingsSetEvent.initialSettings = this.initialSettings_;
+  this.nativeLayer_.dispatchEvent(initialSettingsSetEvent);
+
+  var localDestsSetEvent =
+     new cr.Event(print_preview.NativeLayer.EventType.LOCAL_DESTINATIONS_SET);
+  localDestsSetEvent.destinationInfos = this.localDestinationInfos_;
+  this.nativeLayer_.dispatchEvent(localDestsSetEvent);
+
+  var otherOptionsDiv = $('other-options-settings');
+  var duplexDiv = otherOptionsDiv.querySelector('.duplex-container');
+
   var capsSetEvent =
-      new cr.Event(print_preview.NativeLayer.EventType.CAPABILITIES_SET);
+     new cr.Event(print_preview.NativeLayer.EventType.CAPABILITIES_SET);
   capsSetEvent.settingsInfo = {
-    'printerId': 'FooDevice',
-    'disableColorOption': false,
-    'setColorAsDefault': false,
-    'disableCopiesOption': false,
-    'disableLandscapeOption': false,
-    'printerDefaultDuplexValue': -1
+   'printerId': 'FooDevice',
+   'disableColorOption': false,
+   'setColorAsDefault': true,
+   'disableCopiesOption': false,
+   'disableLandscapeOption': true,
+   'printerDefaultDuplexValue': -1,
+   'setDuplexAsDefault': false
   };
   this.nativeLayer_.dispatchEvent(capsSetEvent);
 
   checkSectionVisible(otherOptionsDiv, true);
   expectTrue(duplexDiv.hidden);
-
-  var capsSetEvent =
-      new cr.Event(print_preview.NativeLayer.EventType.CAPABILITIES_SET);
-  capsSetEvent.settingsInfo = {
-    'printerId': 'FooDevice',
-    'disableColorOption': false,
-    'setColorAsDefault': false,
-    'disableCopiesOption': false,
-    'disableLandscapeOption': false,
-    'printerDefaultDuplexValue': 1,
-    'setDuplexAsDefault': true
-  };
-  this.nativeLayer_.dispatchEvent(capsSetEvent);
-
-  checkSectionVisible(otherOptionsDiv, true);
-  expectFalse(duplexDiv.hidden);
-  expectTrue(duplexCheckbox.checked);
 });
 
 // Test that changing the selected printer updates the preview.
 TEST_F('PrintPreviewWebUITest', 'TestPrinterChangeUpdatesPreview', function() {
 
   var initialSettingsSetEvent =
       new cr.Event(print_preview.NativeLayer.EventType.INITIAL_SETTINGS_SET);
   initialSettingsSetEvent.initialSettings = this.initialSettings_;
   this.nativeLayer_.dispatchEvent(initialSettingsSetEvent);
 
@@ skipping 55 matching lines @@
   expectEquals(true, previewFailedMessageEl.hidden);
 
   var printFailedMessageEl =
       previewAreaEl.getElementsByClassName('preview-area-print-failed')[0];
   expectEquals(true, printFailedMessageEl.hidden);
 
   var customMessageEl =
       previewAreaEl.getElementsByClassName('preview-area-custom-message')[0];
   expectEquals(false, customMessageEl.hidden);
 });