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<!DOCTYPE html>
<html>
<body>
<script>
function setUp() {
loadTimeData.data = {
'deletableItemDeleteButtonTitle': 'test_deletable_button_title'
};
cr.define('options', function() {
/** @const */ var InlineEditableItemList = options.InlineEditableItemList;
/** @const */ var InlineEditableItem = options.InlineEditableItem;
/**
* Creates a test list item.
* @param {string} name This item's name.
* @constructor
* @extends {options.InlineEditableItem}
*/
function TestItem(name) {
var el = cr.doc.createElement('div');
el.name_ = name;
TestItem.decorate(el);
return el;
}
/**
* Decorates an element as a test list item.
* @param {!HTMLElement} el The element to decorate.
*/
TestItem.decorate = function(el) {
el.__proto__ = TestItem.prototype;
el.decorate();
};
TestItem.prototype = {
__proto__: InlineEditableItem.prototype,
/**
* Item name. Used to set the item's text fields.
* @type {string}
* @private
*/
name_: null,
/** @override */
decorate: function() {
InlineEditableItem.prototype.decorate.call(this);
var fieldEl = this.createEditableTextCell(this.name_);
this.contentElement.appendChild(fieldEl);
fieldEl = this.createEditableTextCell(this.name_ + '_two');
this.contentElement.appendChild(fieldEl);
},
};
/**
* @constructor
* @extends {options.InlineEditableItemList}
*/
var TestItemList = cr.ui.define('list');
TestItemList.prototype = {
__proto__: InlineEditableItemList.prototype,
/**
* @override
* @param {string} name
*/
createItem: function(name) {
return new TestItem(name);
},
/**
* @param {!Element} el
* @return {boolean} True if |el| or any of its children are focusable.
* @private
*/
hasFocusableElement_: function(el) {
return el.querySelectorAll('[tabindex="0"]').length > 0;
},
/**
* @param {number} itemIndex
* @return {boolean} True if item at |itemIndex| has a focusable element
* and no other items have focusable elements.
*/
hasExactlyOneItemFocusable: function(itemIndex) {
var length = this.items.length;
for(var i = 0; i < length; ++i) {
if (this.hasFocusableElement_(this.items[i]) != (i == itemIndex))
return false;
}
return true;
},
};
// Export.
return {
TestItemList: TestItemList
};
})
}
/**
* @param {!EventTarget} target Where to send the event.
* @param {!string} keyIdentifier Which key to send.
*/
function sendKeyDownEvent(target, keyIdentifier) {
var event = document.createEvent('KeyboardEvent');
event.initKeyboardEvent('keydown', true, true, window, keyIdentifier);
assertEquals(keyIdentifier, event.keyIdentifier);
target.dispatchEvent(event);
}
/**
* Test that exactly one item in the list is focusable after navigating the
* list using up and down arrow keys.
*/
function testUpDownFocus() {
var list = document.createElement('ul');
list.style.position = 'absolute';
list.style.width = '800px';
list.style.height = '800px';
options.TestItemList.decorate(list);
document.body.appendChild(list);
var model = new cr.ui.ArrayDataModel(['itemA', 'itemB', 'itemC']);
list.dataModel = model;
list.selectionModel.setIndexSelected(0, true);
list.selectionModel.leadIndex = 0;
assertTrue(list.hasExactlyOneItemFocusable(0));
sendKeyDownEvent(list, 'Down');
assertTrue(list.hasExactlyOneItemFocusable(1));
sendKeyDownEvent(list, 'Down');
assertTrue(list.hasExactlyOneItemFocusable(2));
sendKeyDownEvent(list, 'Up');
assertTrue(list.hasExactlyOneItemFocusable(1));
sendKeyDownEvent(list, 'Up');
assertTrue(list.hasExactlyOneItemFocusable(0));
sendKeyDownEvent(list, 'Down');
assertTrue(list.hasExactlyOneItemFocusable(1));
}
</script>
</body>
</html>
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