233 lines
5.9 KiB
HTML
233 lines
5.9 KiB
HTML
<html>
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<head>
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<title>pdf.js test slave</title>
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<style type="text/css"></style>
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<script type="text/javascript" src="/pdf.js"></script>
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<script type="text/javascript" src="/fonts.js"></script>
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<script type="text/javascript" src="/crypto.js"></script>
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<script type="text/javascript" src="/glyphlist.js"></script>
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<script type="application/javascript">
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var appPath, browser, canvas, currentTask, currentTaskIdx, failure, manifest, numPages, pdfDoc, stdout;
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function queryParams() {
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var qs = window.location.search.substring(1);
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var kvs = qs.split("&");
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var params = { };
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for (var i = 0; i < kvs.length; ++i) {
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var kv = kvs[i].split("=");
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params[unescape(kv[0])] = unescape(kv[1]);
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}
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return params;
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}
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function load() {
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var params = queryParams();
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browser = params.browser;
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manifestFile = params.manifestFile;
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appPath = params.path;
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canvas = document.createElement("canvas");
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canvas.mozOpaque = true;
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stdout = document.getElementById("stdout");
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log("Harness thinks this browser is '"+ browser + "' with path " + appPath + "\n");
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log("Fetching manifest "+ manifestFile +"...");
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var r = new XMLHttpRequest();
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r.open("GET", manifestFile, false);
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r.onreadystatechange = function(e) {
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if (r.readyState == 4) {
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log("done\n");
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manifest = JSON.parse(r.responseText);
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currentTaskIdx = 0, nextTask();
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}
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};
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r.send(null);
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}
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function nextTask() {
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if (currentTaskIdx == manifest.length) {
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return done();
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}
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currentTask = manifest[currentTaskIdx];
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currentTask.round = 0;
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log("Loading file "+ currentTask.file +"\n");
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var r = new XMLHttpRequest();
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r.open("GET", currentTask.file);
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r.mozResponseType = r.responseType = "arraybuffer";
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r.onreadystatechange = function() {
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if (r.readyState == 4) {
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var data = r.mozResponseArrayBuffer || r.mozResponse ||
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r.responseArrayBuffer || r.response;
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try {
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pdfDoc = new PDFDoc(new Stream(data));
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numPages = pdfDoc.numPages;
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} catch(e) {
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numPages = 1;
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failure = 'load PDF doc: '+ e.toString();
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}
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currentTask.pageNum = 1, nextPage();
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}
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};
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r.send(null);
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}
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function nextPage() {
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if (currentTask.pageNum > numPages) {
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if (++currentTask.round < currentTask.rounds) {
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log(" Round "+ (1 + currentTask.round) +"\n");
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currentTask.pageNum = 1;
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} else {
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++currentTaskIdx, nextTask();
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return;
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}
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}
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failure = '';
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log(" loading page "+ currentTask.pageNum +"... ");
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var ctx = canvas.getContext("2d");
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var fonts = [];
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var gfx = null;
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try {
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gfx = new CanvasGraphics(ctx);
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currentPage = pdfDoc.getPage(currentTask.pageNum);
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currentPage.compile(gfx, fonts);
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} catch(e) {
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failure = 'compile: '+ e.toString();
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}
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try {
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var pdfToCssUnitsCoef = 96.0 / 72.0;
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// using mediaBox for the canvas size
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var pageWidth = (currentPage.mediaBox[2] - currentPage.mediaBox[0]);
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var pageHeight = (currentPage.mediaBox[3] - currentPage.mediaBox[1]);
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canvas.width = pageWidth * pdfToCssUnitsCoef;
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canvas.height = pageHeight * pdfToCssUnitsCoef;
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clear(ctx);
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} catch(e) {
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failure = 'page setup: '+ e.toString();
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}
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if (!failure) {
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try {
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FontLoader.bind(fonts, function() { snapshotCurrentPage(gfx); });
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} catch(e) {
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failure = 'fonts: '+ e.toString();
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}
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}
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if (failure) {
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// Skip right to snapshotting if there was a failure, since the
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// fonts might be in an inconsistent state.
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snapshotCurrentPage(gfx);
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}
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}
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function snapshotCurrentPage(gfx) {
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log("done, snapshotting... ");
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if (!failure) {
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try {
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currentPage.display(gfx);
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} catch(e) {
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failure = 'render: '+ e.toString();
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}
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}
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sendTaskResult(canvas.toDataURL("image/png"));
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log("done"+ (failure ? " (failed!)" : "") +"\n");
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// Set up the next request
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backoff = (inFlightRequests > 0) ? inFlightRequests * 10 : 0;
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setTimeout(function() {
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++currentTask.pageNum, nextPage();
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},
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backoff
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);
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}
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function sendQuitRequest() {
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var r = new XMLHttpRequest();
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r.open("POST", "/tellMeToQuit?path=" + escape(appPath), false);
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r.send("");
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}
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function quitApp() {
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log("Done!");
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document.body.innerHTML = "Tests are finished. <h1>CLOSE ME!</h1>";
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if (window.SpecialPowers) {
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SpecialPowers.quitApplication();
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} else {
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sendQuitRequest();
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window.close();
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}
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}
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function done() {
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if (inFlightRequests > 0) {
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document.getElementById("inFlightCount").innerHTML = inFlightRequests;
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setTimeout(done, 100);
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} else {
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setTimeout(quitApp, 100);
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}
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}
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var inFlightRequests = 0;
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function sendTaskResult(snapshot) {
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var result = { browser: browser,
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id: currentTask.id,
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numPages: numPages,
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failure: failure,
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file: currentTask.file,
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round: currentTask.round,
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page: currentTask.pageNum,
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snapshot: snapshot };
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var r = new XMLHttpRequest();
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// (The POST URI is ignored atm.)
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r.open("POST", "/submit_task_results", true);
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r.setRequestHeader("Content-Type", "application/json");
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r.onreadystatechange = function(e) {
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if (r.readyState == 4) {
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inFlightRequests--;
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}
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}
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document.getElementById("inFlightCount").innerHTML = inFlightRequests++;
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r.send(JSON.stringify(result));
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}
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function clear(ctx) {
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ctx.save();
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ctx.fillStyle = "rgb(255, 255, 255)";
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ctx.fillRect(0, 0, canvas.width, canvas.height);
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ctx.restore();
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}
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/* Auto-scroll if the scrollbar is near the bottom, otherwise do nothing. */
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function checkScrolling() {
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if ((stdout.scrollHeight - stdout.scrollTop) <= stdout.offsetHeight) {
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stdout.scrollTop = stdout.scrollHeight;
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}
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}
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function log(str) {
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stdout.innerHTML += str;
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checkScrolling();
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}
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</script>
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</head>
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<body onload="load();">
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<pre style="width:800; height:800; overflow: scroll;"id="stdout"></pre>
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<p>Inflight requests: <span id="inFlightCount"></span></p>
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</body>
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</html>
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