PropertiesComponentFunctionTest.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.properties;

import org.apache.camel.ContextTestSupport;
import org.apache.camel.builder.RouteBuilder;

public class PropertiesComponentFunctionTest extends ContextTestSupport {

    public static final class MyFunction implements PropertiesFunction {

        @Override
        public String getName() {
            return "beer";
        }

        @Override
        public String apply(String remainder) {
            return "mock:" + remainder.toLowerCase();
        }
    }

    @Override
    public boolean isUseRouteBuilder() {
        return false;
    }

    public void testFunction() throws Exception {
        PropertiesComponent pc = context.getComponent("properties", PropertiesComponent.class);
        pc.addFunction(new MyFunction());

        context.addRoutes(new RouteBuilder() {
            @Override
            public void configure() throws Exception {
                from("direct:start")
                        .to("log:{{sys:os.name}}")
                        .to("{{beer:FOO}}")
                        .to("{{beer:BAR}}");
            }
        });
        context.start();

        getMockEndpoint("mock:foo").expectedMessageCount(1);
        getMockEndpoint("mock:bar").expectedMessageCount(1);

        template.sendBody("direct:start", "Hello World");

        assertMockEndpointsSatisfied();
    }

}