angular.js/test/jqLiteSpec.js

describe('jqLite', function(){
  var scope;

  beforeEach(function(){
    scope = angular.scope();
  });

  describe('scope', function() {
    it('should retrieve scope attached to the current element', function() {
      var element = jqLite('<i>foo</i>');
      element.data('$scope', scope);
      expect(element.scope()).toBe(scope);
      dealoc(element);
    });

    it('should walk up the dom to find scope', function() {
      var element = jqLite('<ul><li><p><b>deep deep</b><p></li></ul>');
      var deepChild = jqLite(element[0].getElementsByTagName('b')[0]);
      element.data('$scope', scope);
      expect(deepChild.scope()).toBe(scope);
      dealoc(element);
    });

    it('should return undefined when no scope was found', function() {
      var element = jqLite('<ul><li><p><b>deep deep</b><p></li></ul>');
      var deepChild = jqLite(element[0].getElementsByTagName('b')[0]);
      expect(deepChild.scope()).toBeNull();
      dealoc(element);
    });
  });
});