RestEndpointTest.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.rest;

import java.util.HashMap;
import java.util.Map;

import org.apache.camel.CamelContext;
import org.apache.camel.Endpoint;
import org.apache.camel.Producer;
import org.apache.camel.impl.DefaultCamelContext;
import org.apache.camel.impl.DefaultComponent;
import org.apache.camel.model.rest.RestBindingMode;
import org.apache.camel.spi.RestProducerFactory;
import org.junit.Assert;
import org.junit.Test;

import static org.junit.Assert.assertEquals;

public class RestEndpointTest {

    public static class MockRest extends DefaultComponent implements RestProducerFactory {
        @Override
        public Producer createProducer(final CamelContext camelContext, final String host, final String verb,
            final String basePath, final String uriTemplate, final String queryParameters, final String consumes,
            final String produces, final Map<String, Object> parameters) throws Exception {
            return null;
        }

        @Override
        protected Endpoint createEndpoint(final String uri, final String remaining,
            final Map<String, Object> parameters) throws Exception {
            return null;
        }
    }

    RestComponent restComponent;

    CamelContext context;

    public RestEndpointTest() {
        context = new DefaultCamelContext();
        context.addComponent("mock-rest", new MockRest());

        restComponent = new RestComponent();
        restComponent.setCamelContext(context);
    }

    @Test
    public void shouldConfigureBindingMode() throws Exception {
        final RestEndpoint restEndpoint = new RestEndpoint("rest:GET:/path", restComponent);
        restEndpoint.setComponentName("mock-rest");
        restEndpoint.setParameters(new HashMap<>());

        restEndpoint.setBindingMode(RestBindingMode.json);

        final RestProducer producer = (RestProducer) restEndpoint.createProducer();

        Assert.assertEquals(producer.getBindingMode(), RestBindingMode.json);
    }

    @Test
    public void shouldCreateQueryParametersFromUnusedEndpointParameters() throws Exception {
        final Map<String, Object> parameters = new HashMap<>();
        parameters.put("host", "http://localhost");
        parameters.put("bindingMode", "json");
        parameters.put("foo", "bar");

        final RestEndpoint endpoint = (RestEndpoint) restComponent
            .createEndpoint("rest:GET:/path?host=http://localhost&bindingMode=json&foo=bar", "GET:/path", parameters);

        assertEquals("http://localhost", endpoint.getHost());
        assertEquals(RestBindingMode.json, endpoint.getBindingMode());
        assertEquals("GET", endpoint.getMethod());
        assertEquals("/path", endpoint.getPath());
        assertEquals("foo=bar", endpoint.getQueryParameters());
    }

    @Test
    public void shouldSupportQueryParametersSetViaEndpointUri() throws Exception {
        RestEndpoint endpoint = (RestEndpoint) context.getComponent("rest").createEndpoint(
            "rest:GET:/path?host=http://localhost&bindingMode=json&foo=bar&queryParameters=RAW(a%3Db%26c%3Dd)");

        assertEquals("http://localhost", endpoint.getHost());
        assertEquals(RestBindingMode.json, endpoint.getBindingMode());
        assertEquals("GET", endpoint.getMethod());
        assertEquals("/path", endpoint.getPath());
        assertEquals("foo=bar&a=b&c=d", endpoint.getQueryParameters());
    }
}