materio-base-d7/sites/all/modules/contrib/js/qunit/tests/jquery.once.test.js

(function($) {

/**
 * Tests the jQuery Once plugin.
 */
Drupal.tests.once = {
  getInfo: function() {
    return {
      name: Drupal.t('jQuery Once'),
      description: Drupal.t('Tests for the jQuery Once plugin.'),
      group: Drupal.t('System')
    };
  },
  test: function() {
    expect(4);

    var html = '<span>Hello</span>';
    var jqueryhtml = $(html);

    // Test One
    jqueryhtml.once('testone', function() {
      ok(true, Drupal.t('Once function is executed fine.'));
    });
    jqueryhtml.once('testone', function() {
      ok(false, Drupal.t('Once function is executed twice.'));
    });

    // Test Two
    jqueryhtml.once('testtwo', function() {
      ok(true, Drupal.t('Once function is executed fine one different tests.'));
    });

    // Test Three
    jqueryhtml.once('newclassfortestthree').addClass('testthreecomplete');
    ok(jqueryhtml.hasClass('testthreecomplete'), Drupal.t('Once each function is called.'));

    // Test Four
    jqueryhtml.once('newclassfortestthree').addClass('failure');
    equal(jqueryhtml.hasClass('failure'), false, Drupal.t('Once each function is called multiple times rather then once.'));
  }
};

})(jQuery);