2014-05-15 22:34:44 -07:00
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<html>
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<head>
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<script>
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var gData1 = "TEST_DATA_1:ABCDEFGHIJKLMNOPQRSTUVWXYZ";
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var gData2 = "TEST_DATA_2:1234567890";
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var gPaddingChar = '.';
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var gPaddingSize = 10000;
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var gPadding = "";
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for (var i = 0; i < gPaddingSize; i++) {
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gPadding += gPaddingChar;
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}
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function sendMessage(msg) {
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alert(msg);
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}
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function ok(p, msg) {
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if (p)
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sendMessage("OK: " + msg);
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else
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sendMessage("KO: " + msg);
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}
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2014-07-17 19:46:25 -07:00
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function is(a, b, msg) {
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if (a == b)
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sendMessage("OK: " + a + " == " + b + " - " + msg);
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else
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sendMessage("KO: " + a + " != " + b + " - " + msg);
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}
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2014-08-21 04:09:37 -07:00
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function check_XHR(file, data_head, mapped, cb) {
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2014-05-15 22:34:44 -07:00
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var xhr = new XMLHttpRequest();
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xhr.open('GET', file);
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xhr.responseType = 'arraybuffer';
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xhr.onreadystatechange = function xhrReadystatechange() {
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if (xhr.readyState !== xhr.DONE) {
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return;
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}
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if (xhr.status && xhr.status == 200) {
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var ct = xhr.getResponseHeader("Content-Type");
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if (mapped) {
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ok(ct.indexOf("mem-mapped") != -1, "Data is memory-mapped");
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} else {
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ok(ct.indexOf("mem-mapped") == -1, "Data is not memory-mapped");
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}
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var data = xhr.response;
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ok(data, "Data is non-null");
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var str = String.fromCharCode.apply(null, Uint8Array(data));
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2014-07-17 19:46:25 -07:00
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is(str.length, data_head.length + gPaddingSize, "Data size is correct");
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is(str.slice(0, data_head.length), data_head, "Data head is correct");
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2014-05-15 22:34:44 -07:00
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ok(str.slice(data_head.length) == gPadding, "Data padding is correct");
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cb();
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} else {
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ok(false, "XHR error: " + xhr.status + " - " + xhr.statusText + "\n");
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cb();
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}
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}
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xhr.send();
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}
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2014-08-21 04:09:37 -07:00
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function check_XHR_mapped(file, cb) {
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var xhr = new XMLHttpRequest();
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xhr.open('GET', file);
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xhr.responseType = 'arraybuffer';
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xhr.onreadystatechange = function xhrReadystatechange() {
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if (xhr.readyState !== xhr.DONE) {
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return;
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}
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if (xhr.status && xhr.status == 200) {
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var ct = xhr.getResponseHeader("Content-Type");
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cb(ct.indexOf("mem-mapped") != -1);
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} else {
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cb(false);
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}
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}
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xhr.send();
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}
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// Reading multiple mapped array buffer by XHR simultaneously
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function test_simultaneous() {
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var count = 0;
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var num = 100;
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var succeed = true;
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function cb(result) {
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if (!result) {
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succeed = false;
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}
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if (++count == num) {
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ok(succeed, "Succeeded on simultaneous access test");
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runTests();
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}
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}
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for (var i = 0; i < num; i++) {
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check_XHR_mapped('data_1.txt', cb);
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}
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}
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2014-05-15 22:34:44 -07:00
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// Memory-mapped array buffer.
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function test_mapped() {
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2014-08-21 04:09:37 -07:00
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check_XHR('data_1.txt', gData1, true, runTests);
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2014-05-15 22:34:44 -07:00
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}
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// Non memory-mapped array buffer.
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function test_non_mapped() {
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// Make sure array buffer retrieved from compressed file in package is
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// handled by memory allocation instead of memory mapping.
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2014-08-21 04:09:37 -07:00
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check_XHR('data_2.txt', gData2, false, runTests);
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2014-05-15 22:34:44 -07:00
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}
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var tests = [
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2014-08-21 04:09:37 -07:00
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test_simultaneous,
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2014-05-15 22:34:44 -07:00
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test_mapped,
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test_non_mapped
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];
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function runTests() {
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if (!tests.length) {
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sendMessage("DONE");
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return;
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}
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var test = tests.shift();
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test();
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}
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function go() {
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ok(true, "Launched app");
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runTests();
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}
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</script>
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</head>
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<body onload="go();">
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</body>
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</html>
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