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<?php |
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/* |
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* The MIT License (MIT) |
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* |
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* Copyright (c) 2014-2016 Spomky-Labs |
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* |
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* This software may be modified and distributed under the terms |
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* of the MIT license. See the LICENSE file for details. |
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*/ |
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use Base64Url\Base64Url; |
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use Jose\Algorithm\KeyEncryption\A128GCMKW; |
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use Jose\Algorithm\KeyEncryption\A192GCMKW; |
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use Jose\Algorithm\KeyEncryption\A256GCMKW; |
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use Jose\Object\JWK; |
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/** |
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* @group AESGCMKW |
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*/ |
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class AESGCMKWKeyEncryptionTest extends \PHPUnit_Framework_TestCase |
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{ |
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/** |
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* |
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*/ |
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public function testA128GCMKW() |
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{ |
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if (!$this->isCryptooExtensionInstalled()) { |
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$this->markTestSkipped('Crypto extension not available'); |
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return; |
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} |
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$header = []; |
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$key = new JWK([ |
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'kty' => 'oct', |
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'k' => Base64Url::encode(hex2bin('000102030405060708090A0B0C0D0E0F')), |
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]); |
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$cek = hex2bin('00112233445566778899AABBCCDDEEFF000102030405060708090A0B0C0D0E0F'); |
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$aeskw = new A128GCMKW(); |
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$wrapped_cek = $aeskw->encryptKey($key, $cek, $header); |
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$this->assertTrue(array_key_exists('iv', $header)); |
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$this->assertTrue(array_key_exists('tag', $header)); |
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$this->assertNotNull($header['iv']); |
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$this->assertNotNull($header['tag']); |
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$this->assertEquals($cek, $aeskw->decryptKey($key, $wrapped_cek, $header)); |
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} |
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/** |
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* @expectedException \InvalidArgumentException |
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* @expectedExceptionMessage The key is not valid |
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*/ |
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public function testBadKey() |
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{ |
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if (!$this->isCryptooExtensionInstalled()) { |
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$this->markTestSkipped('Crypto extension not available'); |
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return; |
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} |
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$header = []; |
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$key = new JWK([ |
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'kty' => 'EC', |
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]); |
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$cek = hex2bin('00112233445566778899AABBCCDDEEFF000102030405060708090A0B0C0D0E0F'); |
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$aeskw = new A128GCMKW(); |
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$aeskw->encryptKey($key, $cek, $header); |
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} |
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/** |
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* @expectedException \InvalidArgumentException |
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* @expectedExceptionMessage Missing parameters 'iv' or 'tag'. |
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*/ |
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public function testMissingParameters() |
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{ |
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if (!$this->isCryptooExtensionInstalled()) { |
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$this->markTestSkipped('Crypto extension not available'); |
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return; |
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} |
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$header = []; |
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$key = new JWK([ |
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'kty' => 'oct', |
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'k' => Base64Url::encode(hex2bin('000102030405060708090A0B0C0D0E0F')), |
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]); |
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$cek = hex2bin('00112233445566778899AABBCCDDEEFF000102030405060708090A0B0C0D0E0F'); |
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$aeskw = new A128GCMKW(); |
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$aeskw->decryptKey($key, $cek, $header); |
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} |
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/** |
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* |
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*/ |
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public function testA192GCMKW() |
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{ |
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if (!$this->isCryptooExtensionInstalled()) { |
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$this->markTestSkipped('Crypto extension not available'); |
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return; |
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} |
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$header = []; |
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$key = new JWK([ |
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'kty' => 'oct', |
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'k' => Base64Url::encode(hex2bin('000102030405060708090A0B0C0D0E0F1011121314151617')), |
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]); |
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$cek = hex2bin('00112233445566778899AABBCCDDEEFF000102030405060708090A0B0C0D0E0F'); |
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$aeskw = new A192GCMKW(); |
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$wrapped_cek = $aeskw->encryptKey($key, $cek, $header); |
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$this->assertTrue(array_key_exists('iv', $header)); |
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$this->assertTrue(array_key_exists('tag', $header)); |
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$this->assertNotNull($header['iv']); |
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$this->assertNotNull($header['tag']); |
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$this->assertEquals($cek, $aeskw->decryptKey($key, $wrapped_cek, $header)); |
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} |
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/** |
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* |
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*/ |
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public function testA256GCMKW() |
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{ |
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if (!$this->isCryptooExtensionInstalled()) { |
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$this->markTestSkipped('Crypto extension not available'); |
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return; |
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} |
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$header = []; |
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$key = new JWK([ |
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'kty' => 'oct', |
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'k' => Base64Url::encode(hex2bin('000102030405060708090A0B0C0D0E0F101112131415161718191A1B1C1D1E1F')), |
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]); |
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$cek = hex2bin('00112233445566778899AABBCCDDEEFF000102030405060708090A0B0C0D0E0F'); |
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$aeskw = new A256GCMKW(); |
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$wrapped_cek = $aeskw->encryptKey($key, $cek, $header); |
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$this->assertTrue(array_key_exists('iv', $header)); |
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$this->assertTrue(array_key_exists('tag', $header)); |
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$this->assertNotNull($header['iv']); |
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$this->assertNotNull($header['tag']); |
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$this->assertEquals($cek, $aeskw->decryptKey($key, $wrapped_cek, $header)); |
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} |
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private function isCryptooExtensionInstalled() |
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{ |
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return class_exists('\Crypto\Cipher'); |
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} |
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} |
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Spomky-Labs /
jose
