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/*
* Copyright 2000-2013 Vaadin Ltd.
*
* Licensed 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 com.vaadin.tests.push;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
import javax.servlet.ServletContext;
import org.apache.commons.io.IOUtils;
import org.json.JSONArray;
import org.json.JSONException;
import com.vaadin.annotations.JavaScript;
import com.vaadin.server.VaadinRequest;
import com.vaadin.server.VaadinService;
import com.vaadin.server.VaadinServletService;
import com.vaadin.tests.components.AbstractTestUIWithLog;
import com.vaadin.ui.JavaScriptFunction;
// Load vaadinPush.js so that jQueryVaadin is defined
@JavaScript("vaadin://vaadinPush.debug.js")
public class TrackMessageSizeUI extends AbstractTestUIWithLog {
private String testMethod = "function testSequence(expected, data) {\n"
+ " var request = {trackMessageLength: true, messageDelimiter: '|'};\n"
+ " _request = {trackMessageLength: true, messageDelimiter: '|'};\n"
+ " _handleProtocol = function(a,b) {return true;};"
+ " var response = {partialMessage: ''};\n"
+ " var messages = [];\n"
+ " for(var i = 0; i < data.length; i++) {\n"
+ " if (!_trackMessageSize(data[i], request, response))\n"
+ " messages = messages.concat(response.messages);\n"
+ " }\n"
+ " if (JSON.stringify(expected) != JSON.stringify(messages)) {\n"
+ " if (console && typeof console.error == 'function') console.error('Expected', expected, 'but got', messages, 'for', data);\n"
+ " logToServer('Test failed, see javascript console for details.');\n"
+ " }" + "}\n";
@Override
protected void setup(VaadinRequest request) {
String methodImplementation = findMethodImplementation();
getPage().getJavaScript().addFunction("logToServer",
new JavaScriptFunction() {
@Override
public void call(JSONArray arguments) throws JSONException {
String message = arguments.getString(0);
log(message);
}
});
getPage().getJavaScript().execute(
methodImplementation + testMethod + buildTestCase());
}
private String buildTestCase() {
// Could maybe express the cases in java and generate JS?
return "testSequence(['a', 'b'], ['1|a1|b', '']);\n"
+ "testSequence(['a', 'b'], ['1|a1|', 'b']);\n"
+ "testSequence(['a', 'b'], ['1|a1', '|b']);\n"
+ "testSequence(['a', 'b'], ['1|a', '1|b']);\n"
+ "testSequence(['a', 'b'], ['1|a', '', '1|b']);\n"
+ "testSequence(['a|', '|b'], ['2|a|2||b']);\n"
+ "testSequence(['a|', 'b'], ['2|a|', '', '1|b']);\n"
+ "testSequence(['a|', 'b'], ['2|a|', '1|b']);\n"
+ "testSequence(['a|', 'b'], ['2|a|1', '|b']);\n"
+ "testSequence(['a|', 'b'], ['2|a|1|', 'b']);\n"
+ "testSequence([' ', 'b'], ['1| 1|b']);\n"
+ "testSequence([' ', 'b'], ['1| ','1|b']);\n"
+ "testSequence([' ', 'b'], ['1|',' 1|b']);\n"
+ "logToServer('All tests run')\n";
}
private String findMethodImplementation() {
String filename = "/VAADIN/vaadinPush.debug.js";
URL resourceURL = findResourceURL(filename,
(VaadinServletService) VaadinService.getCurrent());
if (resourceURL == null) {
log("Can't find " + filename);
return null;
}
try {
String string = IOUtils.toString(resourceURL);
// Find the function inside the script content
int startIndex = string.indexOf("function _trackMessageSize");
if (startIndex == -1) {
log("function not found");
return null;
}
// Assumes there's a /** comment before the next function
int endIndex = string.indexOf("/**", startIndex);
if (endIndex == -1) {
log("End of function not found");
return null;
}
string = string.substring(startIndex, endIndex);
string = string.replaceAll("jQuery", "jQueryVaadin");
return string;
} catch (IOException e) {
throw new RuntimeException(e);
}
}
private URL findResourceURL(String filename, VaadinServletService service) {
ServletContext sc = service.getServlet().getServletContext();
URL resourceUrl;
try {
resourceUrl = sc.getResource(filename);
} catch (MalformedURLException e) {
throw new RuntimeException(e);
}
if (resourceUrl == null) {
// try if requested file is found from classloader
// strip leading "/" otherwise stream from JAR wont work
if (filename.startsWith("/")) {
filename = filename.substring(1);
}
resourceUrl = service.getClassLoader().getResource(filename);
}
return resourceUrl;
}
@Override
protected String getTestDescription() {
return "Unit tests for _trackMessageSize in vaadinPush.debug.js. Implemented with testbench and a full Vaadin server side since the testing requires some file mangling.";
}
@Override
protected Integer getTicketNumber() {
return Integer.valueOf(12468);
}
}
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