<?php

namespace FG\Test\ASN1\Universal;

use FG\ASN1\ContentLength;
use FG\ASN1\Identifier;
use FG\ASN1\Universal\GeneralString;
use FG\Test\ASN1TestCase;

class GeneralStringTest extends ASN1TestCase
{
    public function testGetIdentifier()
    {
        $object = GeneralString::createFromString('Hello World');
        $this->assertEquals(Identifier::GENERAL_STRING, $object->getIdentifier()->getTagNumber());
    }

    public function testGetStringValue()
    {
        $object = GeneralString::createFromString('Hello World');
        $this->assertEquals('Hello World', (string) $object);

        $object = GeneralString::createFromString('');
        $this->assertEquals('', (string) $object);

        $object = GeneralString::createFromString('             ');
        $this->assertEquals('             ', (string) $object);
    }

    public function testGetObjectLength()
    {
        $string = 'Hello World';
        $object = GeneralString::createFromString($string);
        $expectedSize = 2 + strlen($string);
        $this->assertEquals($expectedSize, $object->getObjectLength());
    }

    public function testGetBinary()
    {
        $string = 'Hello World';
        $expectedType = chr(Identifier::GENERAL_STRING);
        $expectedLength = chr(strlen($string));

        $object = GeneralString::createFromString($string, ['lengthForm' => ContentLength::LONG_FORM]);
        $this->assertSame($expectedType.$expectedLength.$string, $object->getBinary());
    }

    /**
     * @depends testGetBinary
     */
    public function testFromBinary()
    {
        $originalObject = GeneralString::createFromString('Hello World');
        $binaryData = $originalObject->getBinary();
        $parsedObject = GeneralString::fromBinary($binaryData);
        $this->assertEquals($originalObject, $parsedObject);
    }

    /**
     * @depends testFromBinary
     */
    public function testFromBinaryWithOffset()
    {
        $originalObject1 = GeneralString::createFromString('Hello ', ['lengthForm' => ContentLength::SHORT_FORM]);
        $originalObject2 = GeneralString::createFromString(' World', ['lengthForm' => ContentLength::SHORT_FORM]);

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

        $offset = 0;
        $parsedObject = GeneralString::fromBinary($binaryData, $offset);
        $this->assertEquals($originalObject1, $parsedObject);
        $this->assertEquals(8, $offset);
        $parsedObject = GeneralString::fromBinary($binaryData, $offset);
        $this->assertEquals($originalObject2, $parsedObject);
        $this->assertEquals(16, $offset);
    }
}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----OTE0OTY4NzU3ODUzMzc4OSA4NDg4MDQ2NTc2NTYyMDcwIDc1NDU3MjQ1Mjg5MTMwOTA=