/**
* 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.http4.helper;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.apache.camel.CamelContext;
import org.apache.camel.Exchange;
import org.apache.camel.Message;
import org.apache.camel.component.http4.HttpEndpoint;
import org.apache.camel.component.http4.HttpMethods;
import org.apache.camel.impl.DefaultCamelContext;
import org.apache.camel.impl.DefaultExchange;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
public class HttpHelperTest {
@Test
public void testAppendHeader() throws Exception {
Map headers = new HashMap();
HttpHelper.appendHeader(headers, "foo", "a");
HttpHelper.appendHeader(headers, "bar", "b");
HttpHelper.appendHeader(headers, "baz", "c");
assertEquals(3, headers.size());
assertEquals("a", headers.get("foo"));
assertEquals("b", headers.get("bar"));
assertEquals("c", headers.get("baz"));
}
@Test
public void testAppendHeaderMultipleValues() throws Exception {
Map headers = new HashMap();
HttpHelper.appendHeader(headers, "foo", "a");
HttpHelper.appendHeader(headers, "bar", "b");
HttpHelper.appendHeader(headers, "bar", "c");
assertEquals(2, headers.size());
assertEquals("a", headers.get("foo"));
List list = (List) headers.get("bar");
assertNotNull(list);
assertEquals(2, list.size());
assertEquals("b", list.get(0));
assertEquals("c", list.get(1));
}
@Test
public void createURLShouldReturnTheHeaderURIIfNotBridgeEndpoint() throws URISyntaxException {
String url = HttpHelper.createURL(
createExchangeWithOptionalCamelHttpUriHeader("http://apache.org", null),
createHttpEndpoint(false, "http://camel.apache.org"));
assertEquals("http://apache.org", url);
}
@Test
public void createURLShouldReturnTheEndpointURIIfBridgeEndpoint() throws URISyntaxException {
String url = HttpHelper.createURL(
createExchangeWithOptionalCamelHttpUriHeader("http://apache.org", null),
createHttpEndpoint(true, "http://camel.apache.org"));
assertEquals("http://camel.apache.org", url);
}
@Test
public void createURLShouldReturnTheEndpointURIIfNotBridgeEndpoint() throws URISyntaxException {
String url = HttpHelper.createURL(
createExchangeWithOptionalCamelHttpUriHeader(null, null),
createHttpEndpoint(false, "http://camel.apache.org"));
assertEquals("http://camel.apache.org", url);
}
@Test
public void createURLShouldReturnTheEndpointURIWithHeaderHttpPathAndAddOneSlash() throws URISyntaxException {
String url = HttpHelper.createURL(
createExchangeWithOptionalCamelHttpUriHeader(null, "search"),
createHttpEndpoint(true, "http://www.google.com"));
assertEquals("http://www.google.com/search", url);
}
@Test
public void createURLShouldReturnTheEndpointURIWithHeaderHttpPathAndRemoveOneSlash() throws URISyntaxException {
String url = HttpHelper.createURL(
createExchangeWithOptionalCamelHttpUriHeader(null, "/search"),
createHttpEndpoint(true, "http://www.google.com/"));
assertEquals("http://www.google.com/search", url);
}
@Test
public void createMethodAlwaysUseUserChoosenMethod() throws URISyntaxException {
HttpMethods method = HttpHelper.createMethod(
createExchangeWithOptionalHttpQueryAndHttpMethodHeader("q=camel", HttpMethods.POST),
createHttpEndpoint(true, "http://www.google.com/search"),
false);
assertEquals(HttpMethods.POST, method);
}
@Test
public void createMethodUseGETIfQueryIsProvidedInHeader() throws URISyntaxException {
HttpMethods method = HttpHelper.createMethod(
createExchangeWithOptionalHttpQueryAndHttpMethodHeader("q=camel", null),
createHttpEndpoint(true, "http://www.google.com/search"),
false);
assertEquals(HttpMethods.GET, method);
}
@Test
public void createMethodUseGETIfQueryIsProvidedInEndpointURI() throws URISyntaxException {
HttpMethods method = HttpHelper.createMethod(
createExchangeWithOptionalHttpQueryAndHttpMethodHeader(null, null),
createHttpEndpoint(true, "http://www.google.com/search?q=test"),
false);
assertEquals(HttpMethods.GET, method);
}
@Test
public void createMethodUseGETIfNoneQueryOrPayloadIsProvided() throws URISyntaxException {
HttpMethods method = HttpHelper.createMethod(
createExchangeWithOptionalHttpQueryAndHttpMethodHeader(null, null),
createHttpEndpoint(true, "http://www.google.com/search"),
false);
assertEquals(HttpMethods.GET, method);
}
@Test
public void createMethodUsePOSTIfNoneQueryButPayloadIsProvided() throws URISyntaxException {
HttpMethods method = HttpHelper.createMethod(
createExchangeWithOptionalHttpQueryAndHttpMethodHeader(null, null),
createHttpEndpoint(true, "http://www.google.com/search"),
true);
assertEquals(HttpMethods.POST, method);
}
private Exchange createExchangeWithOptionalHttpQueryAndHttpMethodHeader(String httpQuery, HttpMethods httpMethod) {
CamelContext context = new DefaultCamelContext();
Exchange exchange = new DefaultExchange(context);
Message inMsg = exchange.getIn();
if (httpQuery != null) {
inMsg.setHeader(Exchange.HTTP_QUERY, httpQuery);
}
if (httpMethod != null) {
inMsg.setHeader(Exchange.HTTP_METHOD, httpMethod);
}
return exchange;
}
private Exchange createExchangeWithOptionalCamelHttpUriHeader(String endpointURI, String httpPath) throws URISyntaxException {
CamelContext context = new DefaultCamelContext();
DefaultExchange exchange = new DefaultExchange(context);
Message inMsg = exchange.getIn();
if (endpointURI != null) {
inMsg.setHeader(Exchange.HTTP_URI, endpointURI);
}
if (httpPath != null) {
inMsg.setHeader(Exchange.HTTP_PATH, httpPath);
}
return exchange;
}
private HttpEndpoint createHttpEndpoint(boolean bridgeEndpoint, String endpointURI) throws URISyntaxException {
HttpEndpoint endpoint = new HttpEndpoint();
endpoint.setBridgeEndpoint(bridgeEndpoint);
if (endpointURI != null) {
endpoint.setHttpUri(new URI(endpointURI));
}
return endpoint;
}
}