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   * Licensed to the Apache Software Foundation (ASF) under one
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   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
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   *
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  package org.apache.beam.it.gcp.kms;
  
  import static com.google.common.truth.Truth.assertThat;
  
  import org.apache.beam.it.gcp.GCPBaseIT;
  import org.apache.beam.it.gcp.GoogleCloudIntegrationTest;
  import org.apache.commons.lang3.RandomStringUtils;
  import org.junit.Before;
  import org.junit.Test;
  import org.junit.experimental.categories.Category;
  import org.junit.runner.RunWith;
  import org.junit.runners.JUnit4;
  
  /** Integration test for KMS Resource Manager. */
  @Category(GoogleCloudIntegrationTest.class)
  @RunWith(JUnit4.class)
  public class KMSResourceManagerIT extends GCPBaseIT {
  
    private static final String KEYRING_ID = "KMSResourceManagerIT";
    private static final String KEY_ID = "testKey";
    private static final String KMS_REGION = "global";
  
    private KMSResourceManager kmsResourceManager;
  
    @Before
    public void setUp() {
      kmsResourceManager =
          KMSResourceManager.builder(PROJECT, credentialsProvider).setRegion(KMS_REGION).build();
    }
  
    @Test
    public void testKMSResourceManagerE2E() {
  
      String message = RandomStringUtils.randomAlphanumeric(5, 20);
  
      kmsResourceManager.getOrCreateCryptoKey(KEYRING_ID, KEY_ID);
      String encryptedMessage = kmsResourceManager.encrypt(KEYRING_ID, KEY_ID, message);
      String decryptedMessage = kmsResourceManager.decrypt(KEYRING_ID, KEY_ID, encryptedMessage);
  
      assertThat(encryptedMessage).isNotEqualTo(message);
      assertThat(decryptedMessage).isEqualTo(message);
    }
  }
  