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.kafka.common.requests;
  
  import org.apache.kafka.common.acl.AccessControlEntryFilter;
  import org.apache.kafka.common.acl.AclBindingFilter;
  import org.apache.kafka.common.acl.AclOperation;
  import org.apache.kafka.common.acl.AclPermissionType;
  import org.apache.kafka.common.errors.UnsupportedVersionException;
  import org.apache.kafka.common.message.DeleteAclsRequestData;
  import org.apache.kafka.common.protocol.Readable;
  import org.apache.kafka.common.resource.PatternType;
  import org.apache.kafka.common.resource.ResourcePatternFilter;
  import org.apache.kafka.common.resource.ResourceType;
  
  import org.junit.jupiter.api.Test;
  
  import java.util.Arrays;
  import java.util.stream.Collectors;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertThrows;
  
  public class DeleteAclsRequestTest {
      private static final short V0 = 0;
      private static final short V1 = 1;
  
      private static final AclBindingFilter LITERAL_FILTER = new AclBindingFilter(new ResourcePatternFilter(ResourceType.TOPIC, "foo", PatternType.LITERAL),
          new AccessControlEntryFilter("User:ANONYMOUS", "127.0.0.1", AclOperation.READ, AclPermissionType.DENY));
  
      private static final AclBindingFilter PREFIXED_FILTER = new AclBindingFilter(new ResourcePatternFilter(ResourceType.GROUP, "prefix", PatternType.PREFIXED),
          new AccessControlEntryFilter("User:*", "127.0.0.1", AclOperation.CREATE, AclPermissionType.ALLOW));
  
      private static final AclBindingFilter ANY_FILTER = new AclBindingFilter(new ResourcePatternFilter(ResourceType.GROUP, "bar", PatternType.ANY),
          new AccessControlEntryFilter("User:*", "127.0.0.1", AclOperation.CREATE, AclPermissionType.ALLOW));
  
      private static final AclBindingFilter UNKNOWN_FILTER = new AclBindingFilter(new ResourcePatternFilter(ResourceType.UNKNOWN, "prefix", PatternType.PREFIXED),
          new AccessControlEntryFilter("User:*", "127.0.0.1", AclOperation.CREATE, AclPermissionType.ALLOW));
  
      @Test
      public void shouldThrowOnV0IfPrefixed() {
          assertThrows(UnsupportedVersionException.class, () -> new DeleteAclsRequest.Builder(requestData(PREFIXED_FILTER)).build(V0));
      }
  
      @Test
      public void shouldThrowOnUnknownElements() {
          assertThrows(IllegalArgumentException.class, () -> new DeleteAclsRequest.Builder(requestData(UNKNOWN_FILTER)).build(V1));
      }
  
      @Test
      public void shouldRoundTripV1() {
          final DeleteAclsRequest original = new DeleteAclsRequest.Builder(
                  requestData(LITERAL_FILTER, PREFIXED_FILTER, ANY_FILTER)
          ).build(V1);
          final Readable readable = original.serialize();
  
          final DeleteAclsRequest result = DeleteAclsRequest.parse(readable, V1);
  
          assertRequestEquals(original, result);
      }
  
      private static void assertRequestEquals(final DeleteAclsRequest original, final DeleteAclsRequest actual) {
          assertEquals(original.filters().size(), actual.filters().size(), "Number of filters wrong");
  
          for (int idx = 0; idx != original.filters().size(); ++idx) {
              final AclBindingFilter originalFilter = original.filters().get(idx);
              final AclBindingFilter actualFilter = actual.filters().get(idx);
              assertEquals(originalFilter, actualFilter);
          }
      }
  
      private static DeleteAclsRequestData requestData(AclBindingFilter... acls) {
          return new DeleteAclsRequestData().setFilters(Arrays.stream(acls)
              .map(DeleteAclsRequest::deleteAclsFilter)
              .collect(Collectors.toList()));
      }
  }
  