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: / home / tattooscyy / api2 / vendor / lcobucci / jwt / test / unit / Signer / Ecdsa /
Filename : MultibyteStringConverterTest.php
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<?php
namespace Lcobucci\JWT\Signer\Ecdsa;

use InvalidArgumentException;
use PHPUnit\Framework\TestCase;
use function bin2hex;
use function hex2bin;
use function strlen;

/**
 * @coversDefaultClass \Lcobucci\JWT\Signer\Ecdsa\MultibyteStringConverter
 */
final class MultibyteStringConverterTest extends TestCase
{
    /**
     * @test
     * @dataProvider pointsConversionData
     *
     * @covers ::toAsn1
     * @covers ::octetLength
     * @covers ::preparePositiveInteger
     */
    public function toAsn1ShouldReturnThePointsInAnAsn1SequenceFormat(
        $r,
        $s,
        $asn1
    ) {
        $converter = new MultibyteStringConverter();
        $message   = hex2bin($r . $s);

        self::assertSame($asn1, bin2hex($converter->toAsn1($message, strlen($r))));
    }

    /**
     * @test
     *
     * @covers ::toAsn1
     * @covers ::octetLength
     */
    public function toAsn1ShouldRaiseExceptionWhenPointsDoNotHaveCorrectLength()
    {
        $converter = new MultibyteStringConverter();

        self::expectException(InvalidArgumentException::class);
        $converter->toAsn1('a very wrong string', 64);
    }

    /**
     * @test
     * @dataProvider pointsConversionData
     *
     * @covers ::fromAsn1
     * @covers ::readAsn1Content
     * @covers ::readAsn1Integer
     * @covers ::retrievePositiveInteger
     */
    public function fromAsn1ShouldReturnTheConcatenatedPoints($r, $s, $asn1)
    {
        $converter = new MultibyteStringConverter();
        $message   = hex2bin($asn1);

        self::assertSame($r . $s, bin2hex($converter->fromAsn1($message, strlen($r))));
    }

    /**
     * @return string[][]
     */
    public function pointsConversionData()
    {
        return [
            [
                'efd48b2aacb6a8fd1140dd9cd45e81d69d2c877b56aaf991c34d0ea84eaf3716',
                'f7cb1c942d657c41d436c7a1b6e29f65f3e900dbb9aff4064dc4ab2f843acda8',
                '3046022100efd48b2aacb6a8fd1140dd9cd45e81d69d2c877b56aaf991c34d0ea84eaf3716022100f7cb1c942d657c41d436c7'
                . 'a1b6e29f65f3e900dbb9aff4064dc4ab2f843acda8',
            ],
            [
                '94edbb92a5ecb8aad4736e56c691916b3f88140666ce9fa73d64c4ea95ad133c81a648152e44acf96e36dd1e80fabe46',
                '99ef4aeb15f178cea1fe40db2603138f130e740a19624526203b6351d0a3a94fa329c145786e679e7b82c71a38628ac8',
                '306602310094edbb92a5ecb8aad4736e56c691916b3f88140666ce9fa73d64c4ea95ad133c81a648152e44acf96e36dd1e80fa'
                . 'be4602310099ef4aeb15f178cea1fe40db2603138f130e740a19624526203b6351d0a3a94fa329c145786e679e7b82c71a38'
                . '628ac8',
            ],
            [
                '00c328fafcbd79dd77850370c46325d987cb525569fb63c5d3bc53950e6d4c5f174e25a1ee9017b5d450606add152b534931d7'
                . 'd4e8455cc91f9b15bf05ec36e377fa',
                '00617cce7cf5064806c467f678d3b4080d6f1cc50af26ca209417308281b68af282623eaa63e5b5c0723d8b8c37ff0777b1a20'
                . 'f8ccb1dccc43997f1ee0e44da4a67a',
                '308187024200c328fafcbd79dd77850370c46325d987cb525569fb63c5d3bc53950e6d4c5f174e25a1ee9017b5d450606add15'
                . '2b534931d7d4e8455cc91f9b15bf05ec36e377fa0241617cce7cf5064806c467f678d3b4080d6f1cc50af26ca20941730828'
                . '1b68af282623eaa63e5b5c0723d8b8c37ff0777b1a20f8ccb1dccc43997f1ee0e44da4a67a',
            ],
        ];
    }

    /**
     * @test
     * @dataProvider invalidAsn1Structures
     *
     * @covers ::fromAsn1
     * @covers ::readAsn1Content
     * @covers ::readAsn1Integer
     * @covers ::retrievePositiveInteger
     */
    public function fromAsn1ShouldRaiseExceptionOnInvalidMessage($message)
    {
        $converter = new MultibyteStringConverter();
        $message   = hex2bin($message);

        $this->expectException(InvalidArgumentException::class);
        $converter->fromAsn1($message, 64);
    }

    /**
     * @return string[][]
     */
    public function invalidAsn1Structures()
    {
        return [
            'Not a sequence'           => [''],
            'Sequence without length'  => ['30'],
            'Only one string element'  => ['3006030204f0'],
            'Only one integer element' => ['3004020101'],
            'Integer+string elements'  => ['300a020101030204f0'],
        ];
    }
}