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.streams.processor.internals.assignment;
  
  import org.apache.kafka.common.config.ConfigException;
  import org.apache.kafka.streams.StreamsConfig;
  import org.apache.kafka.streams.internals.UpgradeFromValues;
  import org.apache.kafka.streams.processor.assignment.AssignmentConfigs;
  
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  
  import java.util.HashMap;
  import java.util.Map;
  
  import static org.apache.kafka.streams.processor.internals.assignment.AssignmentTestUtils.EMPTY_RACK_AWARE_ASSIGNMENT_TAGS;
  import static org.hamcrest.MatcherAssert.assertThat;
  import static org.hamcrest.Matchers.containsString;
  import static org.junit.jupiter.api.Assertions.assertDoesNotThrow;
  import static org.junit.jupiter.api.Assertions.assertThrows;
  import static org.mockito.Mockito.mock;
  
  public class AssignorConfigurationTest {
      private final Map<String, Object> config = new HashMap<>();
  
      @BeforeEach
      public void setup() {
          config.put(StreamsConfig.APPLICATION_ID_CONFIG, "app.id");
          config.put(StreamsConfig.BOOTSTRAP_SERVERS_CONFIG, "dummy");
          config.put(StreamsConfig.InternalConfig.REFERENCE_CONTAINER_PARTITION_ASSIGNOR, mock(ReferenceContainer.class));
      }
  
      @Test
      public void configsShouldRejectZeroWarmups() {
          final ConfigException exception = assertThrows(
              ConfigException.class,
              () -> new AssignmentConfigs(1L, 0, 1, 1L, EMPTY_RACK_AWARE_ASSIGNMENT_TAGS)
          );
  
          assertThat(exception.getMessage(), containsString("Invalid value 0 for configuration max.warmup.replicas"));
      }
  
      @Test
      public void shouldSupportAllUpgradeFromVersionsFromCooperativeRebalancingOn() {
          boolean beforeCooperative = true;
          for (final UpgradeFromValues upgradeFrom : UpgradeFromValues.values()) {
              if (upgradeFrom.toString().equals("2.4")) {
                  beforeCooperative = false;
              }
  
              config.put(StreamsConfig.UPGRADE_FROM_CONFIG, upgradeFrom.toString());
  
              if (beforeCooperative) {
                  assertThrows(ConfigException.class, () -> new AssignorConfiguration(config));
              } else {
                  assertDoesNotThrow(() -> new AssignorConfiguration(config));
              }
          }
      }
  
  }
  