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<?php |
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declare(strict_types=1); |
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namespace SimpleSAML\XMLSecurity\Test\Alg\KeyTransport; |
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use PHPUnit\Framework\TestCase; |
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use SimpleSAML\XMLSecurity\Alg\KeyTransport\KeyTransportAlgorithmFactory; |
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use SimpleSAML\XMLSecurity\Constants as C; |
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use SimpleSAML\XMLSecurity\Key\PrivateKey; |
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use SimpleSAML\XMLSecurity\Key\PublicKey; |
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use SimpleSAML\XMLSecurity\TestUtils\PEMCertificatesMock; |
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/** |
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* Tests for \SimpleSAML\XMLSecurity\Alg\KeyTransport\RSA. |
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* |
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* @package simplesamlphp/xml-security |
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*/ |
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class RSAKeyTransportTest extends TestCase |
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{ |
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/** @var string */ |
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public const PLAINTEXT = 'plaintext'; |
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/** @var \SimpleSAML\XMLSecurity\Key\PrivateKey */ |
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protected static PrivateKey $privateKey; |
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/** @var \SimpleSAML\XMLSecurity\Key\PublicKey */ |
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protected static PublicKey $publicKey; |
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/** @var \SimpleSAML\XMLSecurity\Alg\KeyTransport\KeyTransportAlgorithmFactory */ |
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protected static KeyTransportAlgorithmFactory $factory; |
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/** |
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* |
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*/ |
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public static function setUpBeforeClass(): void |
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{ |
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self::$publicKey = PEMCertificatesMock::getPublicKey(PEMCertificatesMock::PUBLIC_KEY); |
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self::$privateKey = PEMCertificatesMock::getPrivateKey(PEMCertificatesMock::PRIVATE_KEY); |
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self::$factory = new KeyTransportAlgorithmFactory([]); |
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} |
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/** |
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* Test encrypting with RSA. |
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*/ |
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public function testEncrypt(): void |
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{ |
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// test RSA 1.5 |
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$rsa = self::$factory->getAlgorithm(C::KEY_TRANSPORT_RSA_1_5, self::$publicKey); |
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$encrypted = $rsa->encrypt(self::PLAINTEXT); |
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$this->assertNotEmpty($encrypted); |
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$this->assertEquals(128, strlen($encrypted)); |
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// test RSA-OAEP |
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$rsa = self::$factory->getAlgorithm(C::KEY_TRANSPORT_OAEP, self::$publicKey); |
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$encrypted = $rsa->encrypt(self::PLAINTEXT); |
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$this->assertNotEmpty($encrypted); |
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$this->assertEquals(128, strlen($encrypted)); |
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// test RSA-OAEP-MGF1P |
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$rsa = self::$factory->getAlgorithm(C::KEY_TRANSPORT_OAEP_MGF1P, self::$publicKey); |
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$encrypted = $rsa->encrypt(self::PLAINTEXT); |
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$this->assertNotEmpty($encrypted); |
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$this->assertEquals(128, strlen($encrypted)); |
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} |
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/** |
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* Test decrypting with RSA. |
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* |
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* NOTE: if you change the key material, you have to replace $ciphertext with a |
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* base64 encoded version of the $encrypted var from ::testEncrypt |
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*/ |
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public function testDecrypt(): void |
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{ |
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// test RSA-OAEP-MGF1P |
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$ciphertext = "0Ok/N3BV5LUxmr8IDXQQhtzQEJzD5uSN5kOVjzPkzesjlSVR9qv819MPBL8yfSMdUSQWVq1N/w" . |
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"A6fgclGb/keGZOtjSkHZnZEZvXEOQItFjS6MbQc+TzNmRd6FSkuPUmwQ1V+NwxTPCIwXSSd0Aj" . |
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"7oHb7xRdBhoFuDrSbYAvATQ="; |
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$rsa = self::$factory->getAlgorithm(C::KEY_TRANSPORT_OAEP_MGF1P, self::$privateKey); |
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$plaintext = $rsa->decrypt(base64_decode($ciphertext, true)); |
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$this->assertEquals(self::PLAINTEXT, $plaintext); |
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// test RSA-OAEP (should behave the same as MGF1P) |
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$rsa = self::$factory->getAlgorithm(C::KEY_TRANSPORT_OAEP, self::$privateKey); |
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$plaintext = $rsa->decrypt(base64_decode($ciphertext, true)); |
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$this->assertEquals(self::PLAINTEXT, $plaintext); |
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// test RSA-1.5 |
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$ciphertext = "ZAnYBqqM5T/kg+P8fb3UfDU1gyUIpndpqQN2qpmJso2z6His6WOkh5JFVN/wz+agvyR54kMmII" . |
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"afiDsy5izSk6+QZ5kMOgRLrmnh+RYZXjvCL6i1NXzaLw8yZLBvlP01SNMv/BBq640yzbG9U2ZN" . |
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"nxBLDvBmbJBxzt6XCowXQS8="; |
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$rsa = self::$factory->getAlgorithm(C::KEY_TRANSPORT_RSA_1_5, self::$privateKey); |
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$plaintext = $rsa->decrypt(base64_decode($ciphertext, true)); |
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$this->assertEquals(self::PLAINTEXT, $plaintext); |
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} |
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} |
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simplesamlphp /
xml-security
