/**
* 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.metrics;
import com.codahale.metrics.Counter;
import com.codahale.metrics.MetricRegistry;
import org.apache.camel.EndpointInject;
import org.apache.camel.Produce;
import org.apache.camel.ProducerTemplate;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.component.mock.MockEndpoint;
import org.apache.camel.spring.javaconfig.SingleRouteCamelConfiguration;
import org.apache.camel.test.spring.CamelSpringDelegatingTestContextLoader;
import org.apache.camel.test.spring.CamelSpringJUnit4ClassRunner;
import org.apache.camel.test.spring.MockEndpoints;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.InOrder;
import org.mockito.Mockito;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.test.context.ContextConfiguration;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.when;
@RunWith(CamelSpringJUnit4ClassRunner.class)
@ContextConfiguration(
classes = { MetricComponentSpringTest.TestConfig.class },
loader = CamelSpringDelegatingTestContextLoader.class)
@MockEndpoints
public class MetricComponentSpringTest {
@EndpointInject(uri = "mock:out")
private MockEndpoint endpoint;
@Produce(uri = "direct:in")
private ProducerTemplate producer;
@Configuration
public static class TestConfig extends SingleRouteCamelConfiguration {
@Bean
@Override
public RouteBuilder route() {
return new RouteBuilder() {
@Override
public void configure() throws Exception {
from("direct:in")
.to("metrics:counter:A?increment=512")
.to("mock:out");
}
};
}
@Bean(name = MetricsComponent.METRIC_REGISTRY_NAME)
public MetricRegistry getMetricRegistry() {
return Mockito.mock(MetricRegistry.class);
}
}
@Test
public void testMetricsRegistryFromCamelRegistry() throws Exception {
// TODO - 12.05.2014, Lauri - is there any better way to set this up?
MetricRegistry mockRegistry = endpoint.getCamelContext().getRegistry().lookupByNameAndType(MetricsComponent.METRIC_REGISTRY_NAME, MetricRegistry.class);
Counter mockCounter = Mockito.mock(Counter.class);
InOrder inOrder = Mockito.inOrder(mockRegistry, mockCounter);
when(mockRegistry.counter("A")).thenReturn(mockCounter);
endpoint.expectedMessageCount(1);
producer.sendBody(new Object());
endpoint.assertIsSatisfied();
inOrder.verify(mockRegistry, times(1)).counter("A");
inOrder.verify(mockCounter, times(1)).inc(512L);
inOrder.verifyNoMoreInteractions();
}
}