it('should correctly compile inner content', function() {
      var elm = compileDirective('default');
      expect(sandboxEl.find('.nav-tabs > li').length).toBe(2);
      expect(sandboxEl.find('.nav-tabs > li:eq(0)').text()).toBe('title-1');
      expect(sandboxEl.find('.tab-content > .tab-pane').length).toBe(2);