file_encrypt-8.x-1.x-dev/tests/src/Kernel/EncryptStreamWrapperTest.php

<?php

namespace Drupal\Tests\file_encrypt\Kernel;

use Drupal\file_encrypt\EncryptStreamWrapper;
use PHPUnit\Framework\Error\Warning;

/**
 * Tests the encryption stream wrapper.
 *
 * @requires module encrypt
 * @group file_encrypt
 *
 * @see \Drupal\file_encrypt\EncryptStreamWrapper
 */
class EncryptStreamWrapperTest extends FileEncryptTestBase {

  /**
   * Tests the stream wrapper using a non streaming encryption method.
   */
  public function testNonStreamingEncryption() {
    $this->assertFalse(file_exists('vfs://root/encrypt_test/example.txt'));
    $this->assertFalse(file_exists(EncryptStreamWrapper::SCHEME . '://encryption_profile_1/example.txt'));

    file_put_contents(EncryptStreamWrapper::SCHEME . '://encryption_profile_1/example.txt', 'test-data');
    $this->assertNotEquals('test-data', file_get_contents('vfs://root/encrypt_test/example.txt'));

    $content = file_get_contents(EncryptStreamWrapper::SCHEME . '://encryption_profile_1/example.txt');
    $this->assertEquals('test-data', $content);
  }

  public function testWithMissingFolder() {
    $this->assertFalse(file_exists('vfs://root/encrypt_test/folder/example.txt'));
    $this->assertFalse(file_exists(EncryptStreamWrapper::SCHEME . '://encryption_profile_1/folder/example.txt'));

    // The folder doesn't exist yet.
    $this->expectException(Warning::class);
    file_put_contents(EncryptStreamWrapper::SCHEME . '://encryption_profile_1/folder/example.txt', 'test-data');
  }

  public function testWithFolder() {
    $this->assertFalse(file_exists('vfs://root/encrypt_test/folder/example.txt'));
    $this->assertFalse(file_exists(EncryptStreamWrapper::SCHEME . '://encryption_profile_1/folder/example.txt'));

    mkdir(EncryptStreamWrapper::SCHEME . '://encryption_profile_1/folder');
    file_put_contents(EncryptStreamWrapper::SCHEME . '://encryption_profile_1/folder/example.txt', 'test-data');
    $this->assertNotEquals('test-data', file_get_contents('vfs://root/encrypt_test/folder/example.txt'));

    $content = file_get_contents(EncryptStreamWrapper::SCHEME . '://encryption_profile_1/folder/example.txt');
    $this->assertEquals('test-data', $content);
  }

}