/**
* Returns an instance of the algorithm class that will be used for sign.
* @param JoseHeader $header
* @param mixed $key
* @return mixed
*/
public static function getAlgorithmInstance(JoseHeader $header, $key = null)
{
switch ($header->getAlgorithm()) {
case 'HS256':
case 'HS384':
case 'HS512':
return new HmacAlgo(self::getSupportedAlgorithms()[$header->getAlgorithm()], $key);
break;
case 'RS256':
case 'RS384':
case 'RS512':
return new RsassaPkcsAlgo(self::getSupportedAlgorithms()[$header->getAlgorithm()], $key);
break;
}
}
/**
* @covers Jwa::getAlgorithmInstance
*/
public function testGetAlgorithmInstance()
{
$this->assertInstanceOf('iAchilles\\pjwt\\crypt\\HmacAlgo', Jwa::getAlgorithmInstance(JoseHeader::parseFromArray(['alg' => 'HS256'])));
$this->assertInstanceOf('iAchilles\\pjwt\\crypt\\HmacAlgo', Jwa::getAlgorithmInstance(JoseHeader::parseFromArray(['alg' => 'HS384'])));
$this->assertInstanceOf('iAchilles\\pjwt\\crypt\\HmacAlgo', Jwa::getAlgorithmInstance(JoseHeader::parseFromArray(['alg' => 'HS512'])));
$this->assertInstanceOf('iAchilles\\pjwt\\crypt\\RsassaPkcsAlgo', Jwa::getAlgorithmInstance(JoseHeader::parseFromArray(['alg' => 'RS256'])));
$this->assertInstanceOf('iAchilles\\pjwt\\crypt\\RsassaPkcsAlgo', Jwa::getAlgorithmInstance(JoseHeader::parseFromArray(['alg' => 'RS384'])));
$this->assertInstanceOf('iAchilles\\pjwt\\crypt\\RsassaPkcsAlgo', Jwa::getAlgorithmInstance(JoseHeader::parseFromArray(['alg' => 'RS512'])));
}
/**
* @covers JoseHeader::toArray
*/
public function testToArray()
{
$headers = ['alg' => 'HS256', 'jku' => 'https://localhost', 'jwk' => [], 'kid' => 'a', 'x5u' => 'https://localhost', 'x5c' => 'a', 'x5t' => 'a', 'x5t#S256' => 'a', 'typ' => 'a', 'cty' => 'a', 'crit' => ['a'], 'a' => 'b'];
$header = JoseHeader::parseFromArray($headers);
$this->assertEquals($headers, $header->toArray());
}
