Nestable\Tests\Services\NestableServiceTest::testIsValidForHtml PHP Метод

    public function testIsValidForHtml()
    {
        $nestable = new \Nestable\Services\NestableService();
        $nested = $nestable->make($this->categories);
        $this->assertTrue($nested->isValidForHtml());
        $this->assertRegExp('/' . $this->_get_pattern('html ') . '/', $nested->isValidForHtml(true));
    }