gecko-dev/dom/apps/tests/file_bug_945152.html

138 lines
3.3 KiB
HTML

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