setParserProperty example

$this->reader = new \XMLReader();
        $this->reader->open(__DIR__.'/../Fixtures/xml_reader.xml');
    }

    protected function tearDown(): void
    {
        $this->reader->close();
    }

    public function testParserProperty()
    {
        $this->reader->setParserProperty(\XMLReader::SUBST_ENTITIES, true);

        $expectedDump = <<<'EODUMP' XMLReader { +nodeType: NONE parserProperties: { SUBST_ENTITIES: true …3 } …12 } EODUMP;