<?php

namespace FG\Test\ASN1\Universal;

use FG\ASN1\Identifier;
use FG\ASN1\Universal\ObjectDescriptor;
use FG\Test\ASN1TestCase;

class ObjectDescriptorTest extends ASN1TestCase
{
    public function testGetIdentifier()
    {
        $object = ObjectDescriptor::createFromString('NumericString character abstract syntax');
        $this->assertEquals(Identifier::OBJECT_DESCRIPTOR, $object->getIdentifier()->getTagNumber());
    }

    public function testContent()
    {
        $object = ObjectDescriptor::createFromString('PrintableString character abstract syntax');
        $this->assertEquals('PrintableString character abstract syntax', (string) $object);
    }

    public function testGetObjectLength()
    {
        $string = 'Basic Encoding of a single ASN.1 type';
        $object = ObjectDescriptor::createFromString($string);
        $expectedSize = 2 + strlen($string);
        $this->assertEquals($expectedSize, $object->getObjectLength());
    }

    public function testGetBinary()
    {
        $string = 'Basic Encoding of a single ASN.1 type';
        $expectedType = chr(Identifier::OBJECT_DESCRIPTOR);
        $expectedLength = chr(strlen($string));

        $object = ObjectDescriptor::createFromString($string);
        $this->assertEquals($expectedType.$expectedLength.$string, $object->getBinary());
    }

    /**
     * @depends testGetBinary
     */
    public function testFromBinary()
    {
        $originalObject = ObjectDescriptor::createFromString('PrintableString character abstract syntax');
        $binaryData = $originalObject->getBinary();
        $parsedObject = ObjectDescriptor::fromBinary($binaryData);
        $this->assertEquals($originalObject, $parsedObject);
    }

    /**
     * @depends testFromBinary
     */
    public function testFromBinaryWithOffset()
    {
        $originalObject1 = ObjectDescriptor::createFromString('NumericString character abstract syntax');
        $originalObject2 = ObjectDescriptor::createFromString('Basic Encoding of a single ASN.1 type');

        $binaryData  = $originalObject1->getBinary();
        $binaryData .= $originalObject2->getBinary();

        $offset = 0;
        $parsedObject = ObjectDescriptor::fromBinary($binaryData, $offset);
        $this->assertEquals($originalObject1, $parsedObject);
        $this->assertEquals(41, $offset);
        $parsedObject = ObjectDescriptor::fromBinary($binaryData, $offset);
        $this->assertEquals($originalObject2, $parsedObject);
        $this->assertEquals(80, $offset);
    }
}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NDcyMDUyMDgxNDc5NzgzOSA0MDY4NzI4NTIyNzY1NTE3IDg2OTQxODYwMDg2MjUyNzc=