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.camel.component.micrometer.messagehistory;
  
  import io.micrometer.core.instrument.MeterRegistry;
  import io.micrometer.core.instrument.Timer;
  import org.apache.camel.component.mock.MockEndpoint;
  import org.apache.camel.test.spring.junit5.CamelSpringTestSupport;
  import org.junit.jupiter.api.Test;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  import org.springframework.context.support.AbstractApplicationContext;
  import org.springframework.context.support.ClassPathXmlApplicationContext;
  
  import static org.apache.camel.component.micrometer.MicrometerConstants.DEFAULT_CAMEL_MESSAGE_HISTORY_METER_NAME;
  import static org.apache.camel.component.micrometer.MicrometerConstants.NODE_ID_TAG;
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertNotNull;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  public class SpringMicrometerMessageHistoryTest extends CamelSpringTestSupport {
  
      protected final Logger log = LoggerFactory.getLogger(getClass());
  
      @Override
      protected AbstractApplicationContext createApplicationContext() {
          return new ClassPathXmlApplicationContext(
                  "org/apache/camel/component/micrometer/messagehistory/SpringMetricsMessageHistoryTest.xml");
      }
  
      @Test
      public void testMetricsHistory() throws Exception {
          int count = 10;
  
          getMockEndpoint("mock:foo").expectedMessageCount(count / 2);
          getMockEndpoint("mock:bar").expectedMessageCount(count / 2);
          getMockEndpoint("mock:baz").expectedMessageCount(count / 2);
  
          for (int i = 0; i < count; i++) {
              if (i % 2 == 0) {
                  template.sendBody("direct:foo", "Hello " + i);
              } else {
                  template.sendBody("direct:bar", "Hello " + i);
              }
          }
  
          MockEndpoint.assertIsSatisfied(context);
  
          // there should be 3 names
          MeterRegistry registry = context.getRegistry().findByType(MeterRegistry.class).iterator().next();
          assertEquals(4, registry.getMeters().size());
  
          Timer fooTimer = registry.find(DEFAULT_CAMEL_MESSAGE_HISTORY_METER_NAME).tag(NODE_ID_TAG, "foo").timer();
          assertEquals(count / 2, fooTimer.count());
          Timer barTimer = registry.find(DEFAULT_CAMEL_MESSAGE_HISTORY_METER_NAME).tag(NODE_ID_TAG, "bar").timer();
          assertEquals(count / 2, barTimer.count());
          Timer bazTimer = registry.find(DEFAULT_CAMEL_MESSAGE_HISTORY_METER_NAME).tag(NODE_ID_TAG, "baz").timer();
          assertEquals(count / 2, bazTimer.count());
  
          // get the message history service
          MicrometerMessageHistoryService service = context.hasService(MicrometerMessageHistoryService.class);
          assertNotNull(service);
          String json = service.dumpStatisticsAsJson();
          assertNotNull(json);
          log.info(json);
  
          assertTrue(json.contains("\"nodeId\" : \"foo\""));
          assertTrue(json.contains("\"nodeId\" : \"bar\""));
          assertTrue(json.contains("\"nodeId\" : \"baz\""));
      }
  
  }
  