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.message.UpdateFeaturesResponseData;
  import org.apache.kafka.common.protocol.ApiKeys;
  import org.apache.kafka.common.protocol.Errors;
  import org.apache.kafka.common.utils.annotation.ApiKeyVersionsSource;
  
  import org.junit.jupiter.api.Test;
  import org.junit.jupiter.params.ParameterizedTest;
  
  import java.util.Map;
  import java.util.Set;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  
  public class UpdateFeaturesResponseTest {
  
      @Test
      public void testErrorCounts() {
          UpdateFeaturesResponseData.UpdatableFeatureResultCollection results =
              new UpdateFeaturesResponseData.UpdatableFeatureResultCollection();
  
          results.add(new UpdateFeaturesResponseData.UpdatableFeatureResult()
              .setFeature("foo")
              .setErrorCode(Errors.UNKNOWN_SERVER_ERROR.code())
          );
  
          results.add(new UpdateFeaturesResponseData.UpdatableFeatureResult()
              .setFeature("bar")
              .setErrorCode(Errors.UNKNOWN_SERVER_ERROR.code())
          );
  
          results.add(new UpdateFeaturesResponseData.UpdatableFeatureResult()
              .setFeature("baz")
              .setErrorCode(Errors.FEATURE_UPDATE_FAILED.code())
          );
  
          UpdateFeaturesResponse response = new UpdateFeaturesResponse(new UpdateFeaturesResponseData()
              .setErrorCode(Errors.INVALID_REQUEST.code())
              .setResults(results)
          );
  
          Map<Errors, Integer> errorCounts = response.errorCounts();
          assertEquals(3, errorCounts.size());
          assertEquals(1, errorCounts.get(Errors.INVALID_REQUEST).intValue());
          assertEquals(2, errorCounts.get(Errors.UNKNOWN_SERVER_ERROR).intValue());
          assertEquals(1, errorCounts.get(Errors.FEATURE_UPDATE_FAILED).intValue());
      }
  
      @ParameterizedTest
      @ApiKeyVersionsSource(apiKey = ApiKeys.UPDATE_FEATURES)
      public void testSerialization(short version) {
          UpdateFeaturesResponse noErrorResponse = UpdateFeaturesResponse.parse(UpdateFeaturesResponse.createWithErrors(ApiError.NONE,
              Set.of("feature-1", "feature-2"), 0).serialize(version), version);
  
          // Versions 1 and below still contain feature level results when the error is NONE.
          int expectedSize = version <= 1 ? 2 : 0;
          assertEquals(ApiError.NONE, noErrorResponse.topLevelError());
          assertEquals(expectedSize, noErrorResponse.data().results().size());
  
          ApiError error = new ApiError(Errors.INVALID_UPDATE_VERSION);
          UpdateFeaturesResponse errorResponse = UpdateFeaturesResponse.parse(UpdateFeaturesResponse.createWithErrors(error,
              Set.of("feature-1", "feature-2"), 0).serialize(version), version);
          assertEquals(error, errorResponse.topLevelError());
          assertEquals(0, errorResponse.data().results().size());
      }
  }
  