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- /*
- * Copyright 2000-2014 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 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;
- import elemental.json.JsonArray;
-
- // 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) {
- 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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