ControlBusStartRouteTest.java

/**
 * 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.controlbus;

import org.apache.camel.ContextTestSupport;
import org.apache.camel.ServiceStatus;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.component.mock.MockEndpoint;

/**
 *
 */
public class ControlBusStartRouteTest extends ContextTestSupport {

    public void testControlBusStartStop() throws Exception {
        assertEquals("Stopped", context.getRouteStatus("foo").name());

        // store a pending message
        getMockEndpoint("mock:foo").expectedBodiesReceived("Hello World");
        template.sendBody("seda:foo", "Hello World");

        // start the route using control bus
        template.sendBody("controlbus:route?routeId=foo&action=start", null);

        assertMockEndpointsSatisfied();

        // now stop the route, using a header
        template.sendBody("controlbus:route?routeId=foo&action=stop", null);

        assertEquals("Stopped", context.getRouteStatus("foo").name());
    }

    public void testControlBusSuspendResume() throws Exception {
        assertEquals("Stopped", context.getRouteStatus("foo").name());

        // store a pending message
        getMockEndpoint("mock:foo").expectedBodiesReceived("Hello World");
        template.sendBody("seda:foo", "Hello World");

        // start the route using control bus
        template.sendBody("controlbus:route?routeId=foo&action=start", null);

        assertMockEndpointsSatisfied();

        // now suspend the route, using a header
        template.sendBody("controlbus:route?routeId=foo&action=suspend", null);

        assertEquals("Suspended", context.getRouteStatus("foo").name());

        // now resume the route, using a header
        template.sendBody("controlbus:route?routeId=foo&action=resume", null);

        assertEquals("Started", context.getRouteStatus("foo").name());
    }

    public void testControlBusStatus() throws Exception {
        assertEquals("Stopped", context.getRouteStatus("foo").name());

        String status = template.requestBody("controlbus:route?routeId=foo&action=status", null, String.class);
        assertEquals("Stopped", status);

        context.startRoute("foo");

        status = template.requestBody("controlbus:route?routeId=foo&action=status", null, String.class);
        assertEquals("Started", status);
    }

    public void testControlBusCurrentRouteStatus() throws Exception {
        assertTrue(context.getRouteStatus("current").isStarted());

        MockEndpoint mock = getMockEndpoint("mock:current");
        mock.expectedMessageCount(1);
        mock.expectedBodiesReceived(ServiceStatus.Started.name());

        sendBody("seda:current", null);

        mock.assertIsSatisfied();
    }

    public void testControlBusStatusLevelWarn() throws Exception {
        assertEquals("Stopped", context.getRouteStatus("foo").name());

        String status = template.requestBody("controlbus:route?routeId=foo&action=status&loggingLevel=WARN", null, String.class);
        assertEquals("Stopped", status);

        context.startRoute("foo");

        status = template.requestBody("controlbus:route?routeId=foo&action=status&loggingLevel=WARN", null, String.class);
        assertEquals("Started", status);
    }

    @Override
    protected RouteBuilder createRouteBuilder() throws Exception {
        return new RouteBuilder() {
            @Override
            public void configure() throws Exception {
                from("seda:foo").routeId("foo").noAutoStartup()
                    .to("mock:foo");
                from("seda:current").routeId("current")
                    .to("controlbus:route?routeId=current&action=status&loggingLevel=WARN")
                    .to("mock:current");
            }
        };
    }
}