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<?php |
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namespace Tests\Ds\Authenticate; |
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use Ds\Authenticate\HashHmac; |
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class HashHmacTest extends \PHPUnit_Framework_TestCase |
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{ |
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/** |
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* @var HashHmac |
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*/ |
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public $auth; |
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public $reflector; |
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public $algo; |
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public $data; |
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/** |
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* @var HashHmac |
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*/ |
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public $hmac; |
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protected function setUp() |
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{ |
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$this->auth = new HashHmac('privateKey'); |
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$this->reflector = new \ReflectionClass('Ds\Authenticate\HashHmac'); |
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$this->algo = 'sha512'; |
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$this->data = ['foo' => 'bar']; |
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$this->privateKey = 'privateKey'; |
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$this->hmac = new HashHmac($this->privateKey,$this->algo); |
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} |
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public function testHash() |
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{ |
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$actual = $this->hmac->create($this->algo, $this->data, $this->privateKey); |
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$expected = hash_hmac($this->algo, json_decode($this->data) , $this->privateKey); |
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$result = $this->hmac->verify($actual, $expected); |
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$this->assertEquals(true, $result); |
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} |
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public function testCompareHash() |
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{ |
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$encodedHash = $this->hmac->getEncodedHash($this->data); |
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$this->assertEquals(true, $this->auth->compareHash($encodedHash,$this->data)); |
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} |
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public function testCompareHashInvalidAlgo() |
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{ |
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$this->setExpectedException('Exception'); |
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$hash = 'shafoo2=647a6cbf9b30cb8cc3fd5147a8fd30a19775fe3290e3dd0e729ae2f1e8a485f833469df616374fa923fcc3533545a11e6deba25a63bcd1ec81c316c090890ddc=10f3e8ed9c5c8b33cadda267882fa6449f5af465bc1dc420=1457010889'; |
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$encoded = base64_encode($hash); |
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$this->auth->compareHash($encoded, $this->data); |
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} |
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public function testCompareHashNonMatch() |
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{ |
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$this->setExpectedException('Exception'); |
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$encodedHash = $this->hmac->getEncodedHash($this->data); |
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$differentPayload = ['foos' => 'bat']; |
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$this->auth->compareHash($encodedHash, $differentPayload); |
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} |
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public function testVerify() |
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{ |
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$hash1 = hash_hmac($this->algo, json_encode($this->data), 'key'); |
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$hash2 = hash_hmac($this->algo, json_encode($this->data), 'key'); |
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$expected = true; |
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$actual = $this->hmac->verify($hash1, $hash2); |
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$this->assertEquals($expected, $actual); |
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} |
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public function testVerifyHashWrongKey() |
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{ |
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$this->setExpectedException('Exception'); |
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$hash1 = hash_hmac($this->algo, json_encode($this->data), 'key'); |
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$hash2 = hash_hmac($this->algo, json_encode($this->data), 'key2'); |
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$this->hmac->verify($hash1, $hash2); |
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} |
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public function testVerifyHashNotString() |
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{ |
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$this->setExpectedException('Exception'); |
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$hash1 = 23809.123; |
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$hash2 = 23809.123; |
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$this->hmac->verify($hash1, $hash2); |
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} |
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public function testVerifyHashWrongData() |
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{ |
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$this->setExpectedException('Exception'); |
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$data = md5('someOtherStuff'); |
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$hash1 = hash_hmac($this->algo, $this->data, 'key'); |
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$hash2 = hash_hmac($this->algo, $data, 'key'); |
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$this->hmac->verify($hash1, $hash2); |
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} |
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public function testGetPrivateKey() |
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{ |
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$expected = 'privateKey'; |
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$actual = $this->auth->getPrivateKey(); |
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$this->assertEquals($expected, $actual); |
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} |
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public function testSetPrivateKey() |
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{ |
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$expected = 'newKey'; |
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$newKey = $this->auth->setPrivateKey($expected); |
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$this->assertEquals($expected, $newKey->getPrivateKey()); |
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} |
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public function testGetAlgorithm() |
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{ |
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$expected = 'sha512'; |
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$actual = $this->auth->getAlgorithm(); |
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$this->assertEquals($expected, $actual); |
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} |
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public function testVerifyAlgorithm() |
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{ |
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$method = $this->reflector->getMethod('verifyAlgorithm'); |
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$method->setAccessible(true); |
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$actual = $method->invokeArgs($this->auth, ['sha256']); |
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$this->assertEquals($actual, 'sha256'); |
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} |
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public function testVerifyAlgorithmException() |
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{ |
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$this->setExpectedException('Exception'); |
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$method = $this->reflector->getMethod('verifyAlgorithm'); |
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$method->setAccessible(true); |
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$method->invokeArgs($this->auth, ['sha111']); |
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} |
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} |
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In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: