text: // Copyright 2008 The Closure Library Authors. All Rights Reserved.
  //
  // Licensed under the Apache License, Version 2.0 (the "License");
  // you may not use this file except in compliance with the License.
  // You may obtain a copy of the License at
  //
  //      http://www.apache.org/licenses/LICENSE-2.0
  //
  // Unless required by applicable law or agreed to in writing, software
  // distributed under the License is distributed on an "AS-IS" BASIS,
  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  // See the License for the specific language governing permissions and
  // limitations under the License.
  
  goog.provide('goog.ui.InputDatePickerTest');
  goog.setTestOnly('goog.ui.InputDatePickerTest');
  
  goog.require('goog.dom');
  goog.require('goog.i18n.DateTimeFormat');
  goog.require('goog.i18n.DateTimeParse');
  goog.require('goog.testing.jsunit');
  goog.require('goog.ui.InputDatePicker');
  
  var dateTimeFormatter = new goog.i18n.DateTimeFormat('MM/dd/yyyy');
  var dateTimeParser = new goog.i18n.DateTimeParse('MM/dd/yyyy');
  
  var inputDatePicker;
  var popupDatePicker;
  
  function setUp() {}
  
  function tearDown() {
    if (inputDatePicker) {
      inputDatePicker.dispose();
    }
    if (popupDatePicker) {
      popupDatePicker.dispose();
    }
    goog.dom.removeChildren(goog.dom.getElement('renderElement'));
    goog.dom.removeChildren(goog.dom.getElement('popupParent'));
  }
  
  
  /**
   * Ensure that if setPopupParentElement is not called, that the
   * PopupDatePicker is parented to the body element.
   */
  function test_setPopupParentElementDefault() {
    setPopupParentElement_(null);
    assertEquals(
        'PopupDatePicker should be parented to the body element', document.body,
        popupDatePicker.getElement().parentNode);
  }
  
  
  /**
   * Ensure that if setPopupParentElement is called, that the
   * PopupDatePicker is parented to the specified element.
   */
  function test_setPopupParentElement() {
    var popupParentElement = goog.dom.getElement('popupParent');
    setPopupParentElement_(popupParentElement);
    assertEquals(
        'PopupDatePicker should be parented to the popupParent DIV',
        popupParentElement, popupDatePicker.getElement().parentNode);
  }
  
  
  /**
   * Creates a new InputDatePicker and calls setPopupParentElement with the
   * specified element, if provided. If el is null, then setPopupParentElement
   * is not called.
   * @param {Element} el If non-null, the argument to pass to
   *     inputDatePicker.setPopupParentElement().
   * @private
   */
  function setPopupParentElement_(el) {
    inputDatePicker =
        new goog.ui.InputDatePicker(dateTimeFormatter, dateTimeParser);
  
    if (el) {
      inputDatePicker.setPopupParentElement(el);
    }
  
    inputDatePicker.render(goog.dom.getElement('renderElement'));
    popupDatePicker = inputDatePicker.popupDatePicker_;
  }
  
  
  function test_ItParsesDataCorrectly() {
    inputDatePicker =
        new goog.ui.InputDatePicker(dateTimeFormatter, dateTimeParser);
    inputDatePicker.render(goog.dom.getElement('renderElement'));
  
    inputDatePicker.createDom();
    inputDatePicker.setInputValue('8/9/2009');
  
    var parsedDate = inputDatePicker.getInputValueAsDate_();
    assertEquals(2009, parsedDate.getYear());
    assertEquals(7, parsedDate.getMonth());  // Months start from 0
    assertEquals(9, parsedDate.getDate());
  }
  
  function test_ItUpdatesItsValueOnPopupShown() {
    inputDatePicker =
        new goog.ui.InputDatePicker(dateTimeFormatter, dateTimeParser);
  
    setPopupParentElement_(null);
    inputDatePicker.setInputValue('1/1/1');
    inputDatePicker.showForElement(document.body);
    var inputValue = inputDatePicker.getInputValue();
    assertEquals('01/01/0001', inputValue);
  }
  
  function test_ItDoesNotClearInputOnPopupShown() {
    // if popup does not have a date set, don't update input value
    inputDatePicker =
        new goog.ui.InputDatePicker(dateTimeFormatter, dateTimeParser);
  
    setPopupParentElement_(null);
    inputDatePicker.setInputValue('i_am_not_a_date');
    inputDatePicker.showForElement(document.body);
    var inputValue = inputDatePicker.getInputValue();
    assertEquals('i_am_not_a_date', inputValue);
  }
  