1 // target for window.open()
2 const KID_URL = "child-window.html";
4 // formats final results
5 const SERVER_URL = "http://jrgm.mcom.com/cgi-bin/window-open-2.0/openreport.pl";
7 // let system settle between each window.open
8 const OPENER_DELAY = 1000;
10 // three phases: single open/close; overlapped open/close; open-all/close-all
15 // keep this many windows concurrently open during overlapped phase
16 var OVERLAP_COUNT = 3;
18 // repeat three phases CYCLES times
24 // Chrome url for child windows.
25 var KID_CHROME = null;
26 var SAVED_CHROME = null;
28 // URL options and correspnding vars.
29 const options = [ [ "phase1", "PHASE_ONE", false ],
30 [ "phase2", "PHASE_TWO", false ],
31 [ "phase3", "PHASE_THREE", false ],
32 [ "overlap", "OVERLAP_COUNT", false ],
33 [ "cycles", "CYCLES", false ],
34 [ "chrome", "KID_CHROME", true ],
35 [ "close", "AUTOCLOSE", false ] ];
37 // Note: You can attach search options to the url for this file to control
38 // any of the options in the array above. E.g., specifying
39 // mozilla -chrome "file:///D|/mozilla/xpfe/test/winopen.xul?phase1=16&close=0"
40 // will run this script with PHASE_ONE=16 and AUTOCLOSE=0.
42 // On Win32, you must enclose the -chrome option in quotes in order pass funny Win32 shell
43 // characters such as '&' or '|'!
45 var opts = window.location.search.substring(1).split( '&' );
47 for ( var i in options ) {
48 if ( opts[opt].indexOf( options[i][0]+"=" ) == 0 ) {
49 var newVal = opts[opt].split( '=' )[ 1 ];
50 // wrap with quotes, if required.
51 if ( options[i][2] ) {
52 newVal = '"' + newVal + '"';
54 eval( options[i][1] + "=" + newVal + ";" );
62 // Reset browser.chromeURL so it points to KID_CHROME.
63 // This will cause window.open in openWindow to open that chrome.
64 netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
65 prefs = Components.classes["@mozilla.org/preferences-service;1"]
66 .getService( Components.interfaces.nsIPrefBranch );
67 SAVED_CHROME = prefs.getCharPref( "browser.chromeURL" );
68 prefs.setCharPref( "browser.chromeURL", KID_CHROME );
71 const CYCLE_SIZE = PHASE_ONE + PHASE_TWO + PHASE_THREE;
72 const MAX_INDEX = CYCLE_SIZE * CYCLES; // total number of windows to open
74 var windowList = []; // handles to opened windows
75 var startingTimes = []; // time that window.open is called
76 var openingTimes = []; // time that child window took to fire onload
77 var closingTimes = []; // collect stats for case of closing >1 windows
81 function childIsOpen(aTime) {
82 openingTimes[currentIndex] = aTime - startingTimes[currentIndex];
83 updateDisplay(currentIndex, openingTimes[currentIndex]);
84 reapWindows(currentIndex);
86 if (currentIndex < MAX_INDEX)
89 window.setTimeout(reportResults, OPENER_DELAY);
93 function updateDisplay(index, time) {
94 var formIndex = document.getElementById("formIndex");
96 formIndex.setAttribute("value", index+1);
97 var formTime = document.getElementById("formTime");
99 formTime.setAttribute("value", time);
103 function scheduleNextWindow() {
104 window.setTimeout(openWindow, OPENER_DELAY);
108 function closeOneWindow(aIndex) {
109 var win = windowList[aIndex];
110 // no-op if window is already closed
111 if (win && !win.closed) {
113 windowList[aIndex] = null;
118 function closeAllWindows(aRecordTimeToClose) {
119 var timeToClose = (new Date()).getTime();
121 for (var i = 0; i < windowList.length; i++) {
126 if (aRecordTimeToClose && count > 0) {
127 timeToClose = (new Date()).getTime() - timeToClose;
128 closingTimes.push(parseInt(timeToClose/count));
133 // close some, none, or all open windows in the list
134 function reapWindows() {
135 var modIndex = currentIndex % CYCLE_SIZE;
136 if (modIndex < PHASE_ONE-1) {
137 // first phase in each "cycle", are single open/close sequences
138 closeOneWindow(currentIndex);
140 else if (PHASE_ONE-1 <= modIndex && modIndex < PHASE_ONE+PHASE_TWO-1) {
141 // next phase in each "cycle", keep N windows concurrently open
142 closeOneWindow(currentIndex - OVERLAP_COUNT);
144 else if (modIndex == PHASE_ONE+PHASE_TWO-1) {
145 // end overlapping windows cycle; close all windows
146 closeAllWindows(false);
148 else if (PHASE_ONE+PHASE_TWO <= modIndex && modIndex < CYCLE_SIZE-1) {
149 // do nothing; keep adding windows
151 else if (modIndex == CYCLE_SIZE-1) {
152 // end open-all/close-all phase; close windows, recording time to close
153 closeAllWindows(true);
157 function calcMedian( numbers ) {
158 if ( numbers.length == 0 ) {
160 } else if ( numbers.length == 1 ) {
162 } else if ( numbers.length == 2 ) {
163 return ( numbers[0] + numbers[1] ) / 2;
165 numbers.sort( function (a,b){ return a-b; } );
166 var n = Math.floor( numbers.length / 2 );
167 return numbers.length % 2 ? numbers[n] : ( numbers[n-1] + numbers[n] ) / 2;
171 function reportResults() {
172 //XXX need to create a client-side method to do this?
173 var opening = openingTimes.join(':'); // times for each window open
174 var closing = closingTimes.join(':'); // these are for >1 url, as a group
175 //var ua = escape(navigator.userAgent).replace(/\+/g, "%2B"); // + == ' ', on servers
176 //var reportURL = SERVER_URL +
177 // "?opening=" + opening +
178 // "&closing=" + closing +
179 // "&maxIndex=" + MAX_INDEX +
180 // "&cycleSize=" + CYCLE_SIZE +
182 //window.open(reportURL, "test-results");
184 var minOpenTime = 99999;
186 var medOpenTime = calcMedian( openingTimes.slice(1) );
188 for (i = 1; i < MAX_INDEX; i++) {
189 avgOpenTime += openingTimes[i];
190 if ( minOpenTime > openingTimes[i] ) {
191 minOpenTime = openingTimes[i];
193 if ( maxOpenTime < openingTimes[i] ) {
194 maxOpenTime = openingTimes[i];
197 avgOpenTime = Math.round(avgOpenTime / (MAX_INDEX - 1));
198 dump("openingTimes="+openingTimes.slice(1)+"\n");
199 dump("avgOpenTime:" + avgOpenTime + "\n" );
200 dump("minOpenTime:" + minOpenTime + "\n" );
201 dump("maxOpenTime:" + maxOpenTime + "\n" );
202 dump("medOpenTime:" + medOpenTime + "\n" );
203 dump("__xulWinOpenTime:" + medOpenTime + "\n");
204 // Close the root window, if required.
208 document.getElementById("formTimes").value = openingTimes.slice(1);
209 document.getElementById("formAvg").value = avgOpenTime;
210 document.getElementById("formMin").value = minOpenTime;
211 document.getElementById("formMax").value = maxOpenTime;
212 document.getElementById("formMed").value = medOpenTime;
213 document.getElementById("formAgain").setAttribute( "disabled", "false" );
217 function tryAgain() {
218 document.getElementById("formAgain").setAttribute( "disabled", "true" );
227 function restoreChromeURL() {
228 // Restore browser.chromeURL pref.
229 if ( KID_CHROME && SAVED_CHROME.length ) {
230 netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
231 prefs.setCharPref( "browser.chromeURL", SAVED_CHROME );
235 function openWindow() {
236 startingTimes[currentIndex] = (new Date()).getTime();
237 var path = window.location.pathname.substring( 0, window.location.pathname.lastIndexOf('/') );
238 var url = window.location.protocol + "//" +
239 window.location.hostname + path + "/" +
241 windowList[currentIndex] = window.open(url, currentIndex);