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.kstream;
  
  import org.apache.kafka.common.config.ConfigException;
  import org.apache.kafka.common.serialization.ByteArraySerializer;
  import org.apache.kafka.common.serialization.Serdes;
  import org.apache.kafka.common.serialization.Serializer;
  import org.apache.kafka.common.serialization.StringSerializer;
  import org.apache.kafka.streams.StreamsConfig;
  
  import org.junit.jupiter.api.Test;
  
  import java.util.HashMap;
  import java.util.Map;
  
  import static org.junit.jupiter.api.Assertions.assertInstanceOf;
  import static org.junit.jupiter.api.Assertions.assertNotNull;
  import static org.junit.jupiter.api.Assertions.assertThrows;
  
  public class TimeWindowedSerializerTest {
      private final TimeWindowedSerializer<?> timeWindowedSerializer = new TimeWindowedSerializer<>(Serdes.String().serializer());
      private final Map<String, String> props = new HashMap<>();
  
      @Test
      public void testTimeWindowedSerializerConstructor() {
          timeWindowedSerializer.configure(props, true);
          final Serializer<?> inner = timeWindowedSerializer.innerSerializer();
          assertNotNull(inner, "Inner serializer should be not null");
          assertInstanceOf(StringSerializer.class, inner, "Inner serializer type should be StringSerializer");
      }
  
      @Deprecated
      @Test
      public void shouldSetSerializerThroughWindowedInnerClassSerdeConfig() {
          props.put(StreamsConfig.WINDOWED_INNER_CLASS_SERDE, Serdes.ByteArraySerde.class.getName());
          try (final TimeWindowedSerializer<?> serializer = new TimeWindowedSerializer<>()) {
              serializer.configure(props, false);
              assertInstanceOf(ByteArraySerializer.class, serializer.innerSerializer());
          }
      }
  
      @Test
      public void shouldSetSerializerThroughWindowedInnerSerializerClassConfig() {
          props.put(TimeWindowedSerializer.WINDOWED_INNER_SERIALIZER_CLASS, Serdes.ByteArraySerde.class.getName());
          try (final TimeWindowedSerializer<?> serializer = new TimeWindowedSerializer<>()) {
              serializer.configure(props, false);
              assertInstanceOf(ByteArraySerializer.class, serializer.innerSerializer());
          }
      }
  
      @Deprecated
      @Test
      public void shouldIgnoreWindowedInnerClassSerdeConfigIfWindowedInnerSerializerClassConfigIsSet() {
          props.put(TimeWindowedSerializer.WINDOWED_INNER_SERIALIZER_CLASS, Serdes.ByteArraySerde.class.getName());
          props.put(StreamsConfig.WINDOWED_INNER_CLASS_SERDE, "some.non.existent.class");
          try (final TimeWindowedSerializer<?> serializer = new TimeWindowedSerializer<>()) {
              serializer.configure(props, false);
              assertInstanceOf(ByteArraySerializer.class, serializer.innerSerializer());
          }
      }
  
      @Test
      public void shouldThrowErrorIfWindowedInnerClassSerdeAndWindowedInnerSerializerClassAreNotSet() {
          try (final TimeWindowedSerializer<?> serializer = new TimeWindowedSerializer<>()) {
              assertThrows(IllegalArgumentException.class, () -> serializer.configure(props, false));
          }
      }
  
      @Deprecated
      @Test
      public void shouldThrowErrorIfSerializerConflictInConstructorAndWindowedInnerClassSerdeConfig() {
          props.put(StreamsConfig.WINDOWED_INNER_CLASS_SERDE, Serdes.ByteArraySerde.class.getName());
          assertThrows(IllegalArgumentException.class, () -> timeWindowedSerializer.configure(props, false));
      }
  
      @Test
      public void shouldThrowErrorIfSerializerConflictInConstructorAndWindowedInnerSerializerClassConfig() {
          props.put(TimeWindowedSerializer.WINDOWED_INNER_SERIALIZER_CLASS, Serdes.ByteArraySerde.class.getName());
          assertThrows(IllegalArgumentException.class, () -> timeWindowedSerializer.configure(props, false));
      }
  
      @Deprecated
      @Test
      public void shouldThrowConfigExceptionWhenInvalidWindowedInnerClassSerdeSupplied() {
          props.put(StreamsConfig.WINDOWED_INNER_CLASS_SERDE, "some.non.existent.class");
          assertThrows(ConfigException.class, () -> timeWindowedSerializer.configure(props, false));
      }
  
      @Test
      public void shouldThrowConfigExceptionWhenInvalidWindowedInnerSerializerClassSupplied() {
          props.put(TimeWindowedSerializer.WINDOWED_INNER_SERIALIZER_CLASS, "some.non.existent.class");
          assertThrows(ConfigException.class, () -> timeWindowedSerializer.configure(props, false));
      }
  }
  