content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
   * with the License.  You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package org.apache.beam.sdk.extensions.gcp;
  
  import static org.apache.beam.sdk.util.ApiSurface.classesInPackage;
  import static org.apache.beam.sdk.util.ApiSurface.containsOnlyClassesMatching;
  import static org.hamcrest.MatcherAssert.assertThat;
  
  import java.util.Set;
  import org.apache.beam.sdk.util.ApiSurface;
  import org.apache.beam.vendor.guava.v32_1_2_jre.com.google.common.collect.ImmutableSet;
  import org.hamcrest.Matcher;
  import org.junit.Test;
  import org.junit.runner.RunWith;
  import org.junit.runners.JUnit4;
  
  /** API surface verification for Google Cloud Platform core components. */
  @RunWith(JUnit4.class)
  public class GcpCoreApiSurfaceTest {
  
    @Test
    public void testGcpCoreApiSurface() throws Exception {
      final Package thisPackage = getClass().getPackage();
      final ClassLoader thisClassLoader = getClass().getClassLoader();
      final ApiSurface apiSurface =
          ApiSurface.ofPackage(thisPackage, thisClassLoader)
              .pruningPattern("org[.]apache[.]beam[.].*Test.*")
              .pruningPattern("org[.]apache[.]beam[.].*vendor.*")
              .pruningPattern("org[.]apache[.]beam[.].*IT")
              .pruningPattern("org[.]checkerframework[.].*[.]qual[.].*")
              .pruningPattern("java[.]lang.*")
              .pruningPattern("java[.]util.*");
  
      @SuppressWarnings("unchecked")
      final Set<Matcher<Class<?>>> allowedClasses =
          ImmutableSet.of(
              classesInPackage("com.google.api.client.googleapis"),
              classesInPackage("com.google.api.client.http"),
              classesInPackage("com.google.api.client.json"),
              classesInPackage("com.google.api.client.util"),
              classesInPackage("com.google.api.services.storage"),
              classesInPackage("com.google.auth"),
              classesInPackage("com.fasterxml.jackson.annotation"),
              classesInPackage("com.google.cloud.hadoop.gcsio"),
              classesInPackage("com.google.common.collect"), // Via gcs-connector ReadOptions builder
              classesInPackage("java"),
              classesInPackage("javax"),
              classesInPackage("org.apache.beam.model.pipeline.v1"),
              classesInPackage("org.apache.beam.sdk"),
              classesInPackage("org.joda.time"));
  
      assertThat(apiSurface, containsOnlyClassesMatching(allowedClasses));
    }
  }
  