comparison core/tests/Drupal/Tests/Component/Utility/CryptTest.php @ 0:4c8ae668cc8c

Initial import (non-working)

+<?php
+
+namespace Drupal\Tests\Component\Utility;
+
+use Drupal\Component\Utility\Crypt;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * Tests random byte generation.
+ *
+ * @group Utility
+ *
+ * @coversDefaultClass \Drupal\Component\Utility\Crypt
+ */
+class CryptTest extends TestCase {
+
+  /**
+   * Tests random byte generation.
+   *
+   * @covers ::randomBytes
+   *
+   * @see \Drupal\Tests\Component\Utility\CryptRandomFallbackTest::testRandomBytesFallback
+   */
+  public function testRandomBytes() {
+    for ($i = 1; $i < 10; $i++) {
+      $count = rand(10, 10000);
+      // Check that different values are being generated.
+      $this->assertNotEquals(Crypt::randomBytes($count), Crypt::randomBytes($count));
+      // Check the length.
+      $this->assertEquals(strlen(Crypt::randomBytes($count)), $count);
+    }
+  }
+
+  /**
+   * Tests hash generation.
+   *
+   * @dataProvider providerTestHashBase64
+   * @covers ::hashBase64
+   *
+   * @param string $data
+   *   Data to hash.
+   * @param string $expected_hash
+   *   Expected result from hashing $data.
+   */
+  public function testHashBase64($data, $expected_hash) {
+    $hash = Crypt::hashBase64($data);
+    $this->assertEquals($expected_hash, $hash, 'The correct hash was not calculated.');
+  }
+
+  /**
+   * Tests HMAC generation.
+   *
+   * @dataProvider providerTestHmacBase64
+   * @covers ::hmacBase64
+   *
+   * @param string $data
+   *   Data to hash.
+   * @param string $key
+   *   Key to use in hashing process.
+   * @param string $expected_hmac
+   *   Expected result from hashing $data using $key.
+   */
+  public function testHmacBase64($data, $key, $expected_hmac) {
+    $hmac = Crypt::hmacBase64($data, $key);
+    $this->assertEquals($expected_hmac, $hmac, 'The correct hmac was not calculated.');
+  }
+
+  /**
+   * Tests the hmacBase64 method with invalid parameters.
+   *
+   * @dataProvider providerTestHmacBase64Invalid
+   * @covers ::hmacBase64
+   *
+   * @param string $data
+   *   Data to hash.
+   * @param string $key
+   *   Key to use in hashing process.
+   */
+  public function testHmacBase64Invalid($data, $key) {
+    $this->setExpectedException(\InvalidArgumentException::class);
+    Crypt::hmacBase64($data, $key);
+  }
+
+  /**
+   * Provides data for self::testHashBase64().
+   *
+   * @return array Test data.
+   */
+  public function providerTestHashBase64() {
+    return [
+      [
+        'data' => 'The SHA (Secure Hash Algorithm) is one of a number of cryptographic hash functions. A cryptographic hash is like a signature for a text or a data file. SHA-256 algorithm generates an almost-unique, fixed size 256-bit (32-byte) hash. Hash is a one way function – it cannot be decrypted back. This makes it suitable for password validation, challenge hash authentication, anti-tamper, digital signatures.',
+        'expectedHash' => '034rT6smZAVRxpq8O98cFFNLIVx_Ph1EwLZQKcmRR_s',
+      ],
+      [
+        'data' => 'SHA-256 is one of the successor hash functions to SHA-1, and is one of the strongest hash functions available.',
+        'expected_hash' => 'yuqkDDYqprL71k4xIb6K6D7n76xldO4jseRhEkEE6SI',
+      ],
+    ];
+  }
+
+  /**
+   * Provides data for self::testHmacBase64().
+   *
+   * @return array Test data.
+   */
+  public function providerTestHmacBase64() {
+    return [
+      [
+        'data' => 'Calculates a base-64 encoded, URL-safe sha-256 hmac.',
+        'key' => 'secret-key',
+        'expected_hmac' => '2AaH63zwjhekWZlEpAiufyfhAHIzbQhl9Hd9oCi3_c8',
+      ],
+    ];
+  }
+
+  /**
+   * Provides data for self::testHmacBase64().
+   *
+   * @return array Test data.
+   */
+  public function providerTestHmacBase64Invalid() {
+    return [
+      [new \stdClass(), new \stdClass()],
+      [new \stdClass(), 'string'],
+      [new \stdClass(), 1],
+      [new \stdClass(), 0],
+      [NULL, new \stdClass()],
+      ['string', new \stdClass()],
+      [1, new \stdClass()],
+      [0, new \stdClass()],
+      [[], []],
+      [[], NULL],
+      [[], 'string'],
+      [[], 1],
+      [[], 0],
+      [NULL, []],
+      [1, []],
+      [0, []],
+      ['string', []],
+      [[], NULL],
+      [NULL, NULL],
+      [NULL, 'string'],
+      [NULL, 1],
+      [NULL, 0],
+      [1, NULL],
+      [0, NULL],
+      ['string', NULL],
+    ];
+  }
+
+}