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.cassandra.sidecar.client.request;
  
  
  import org.junit.jupiter.api.Test;
  
  import io.netty.handler.codec.http.HttpMethod;
  import org.apache.cassandra.sidecar.common.request.JsonRequest;
  import org.apache.cassandra.sidecar.common.response.NodeSettings;
  
  import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
  
  class JsonRequestTest
  {
      @Test
      void testHeadersAreImmutable()
      {
          JsonRequest<NodeSettings> instance = new JsonRequest<NodeSettings>("https://cassandra-sidecar.com/api/test")
          {
              @Override
              public HttpMethod method()
              {
                  return HttpMethod.GET;
              }
          };
  
          assertThatExceptionOfType(UnsupportedOperationException.class)
          .isThrownBy(() -> instance.headers().put("not", "allowed"));
      }
  }
  