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.connect.transforms.predicates;
  
  import org.apache.kafka.common.config.ConfigException;
  import org.apache.kafka.common.config.ConfigValue;
  import org.apache.kafka.connect.source.SourceRecord;
  import org.apache.kafka.connect.transforms.util.SimpleConfig;
  
  import org.junit.jupiter.api.Test;
  
  import java.util.Collections;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertFalse;
  import static org.junit.jupiter.api.Assertions.assertThrows;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  public class TopicNameMatchesTest {
  
      @Test
      public void testPatternRequiredInConfig() {
          Map<String, String> props = new HashMap<>();
          ConfigException e = assertThrows(ConfigException.class, () -> config(props));
          assertTrue(e.getMessage().contains("Missing required configuration \"pattern\""));
      }
  
      @Test
      public void testPatternMayNotBeEmptyInConfig() {
          Map<String, String> props = new HashMap<>();
          props.put("pattern", "");
          ConfigException e = assertThrows(ConfigException.class, () -> config(props));
          assertTrue(e.getMessage().contains("String must be non-empty"));
      }
  
      @Test
      public void testPatternIsValidRegexInConfig() {
          Map<String, String> props = new HashMap<>();
          props.put("pattern", "[");
          ConfigException e = assertThrows(ConfigException.class, () -> config(props));
          assertTrue(e.getMessage().contains("Invalid regex"));
      }
  
      @Test
      public void testConfig() {
          TopicNameMatches<SourceRecord> predicate = new TopicNameMatches<>();
          predicate.config().validate(Collections.singletonMap("pattern", "my-prefix-.*"));
  
          List<ConfigValue> configs = predicate.config().validate(Collections.singletonMap("pattern", "*"));
          List<String> errorMsgs = configs.get(0).errorMessages();
          assertEquals(1, errorMsgs.size());
          assertTrue(errorMsgs.get(0).contains("Invalid regex"));
      }
  
      @Test
      public void testTest() {
          TopicNameMatches<SourceRecord> predicate = new TopicNameMatches<>();
          predicate.configure(Collections.singletonMap("pattern", "my-prefix-.*"));
  
          assertTrue(predicate.test(recordWithTopicName("my-prefix-")));
          assertTrue(predicate.test(recordWithTopicName("my-prefix-foo")));
          assertFalse(predicate.test(recordWithTopicName("x-my-prefix-")));
          assertFalse(predicate.test(recordWithTopicName("x-my-prefix-foo")));
          assertFalse(predicate.test(recordWithTopicName("your-prefix-")));
          assertFalse(predicate.test(recordWithTopicName("your-prefix-foo")));
          assertFalse(predicate.test(new SourceRecord(null, null, null, null, null)));
  
      }
  
      private SimpleConfig config(Map<String, String> props) {
          return new SimpleConfig(TopicNameMatches.CONFIG_DEF, props);
      }
  
      private SourceRecord recordWithTopicName(String topicName) {
          return new SourceRecord(null, null, topicName, null, null);
      }
  }
  