Go\Instrument\Transformer\MagicConstantTransformerTest::setUp PHP Метод

    public function setUp()
    {
        $this->transformer = new MagicConstantTransformer($this->getKernelMock(array('cacheDir' => __DIR__, 'appDir' => dirname(__DIR__))));
        if (defined("HHVM_VERSION")) {
            // Workaround for https://github.com/facebook/hhvm/issues/2485
            $stream = fopen(__FILE__, 'r');
            stream_filter_append($stream, 'string.tolower');
        } else {
            $stream = fopen('php://filter/string.tolower/resource=' . __FILE__, 'r');
        }
        $this->metadata = new StreamMetaData($stream);
        fclose($stream);
    }