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<?xml version="1.0"?>
<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
<?xml-stylesheet type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"?>
<window title="about:memory"
xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
<script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>
<script src="chrome://mochikit/content/tests/SimpleTest/EventUtils.js"></script>
<!-- This file tests the loading of memory reports from file when specified
in about:memory's URL (via the "file=" suffix). -->
<!-- test results are displayed in the html:body -->
<body xmlns="http://www.w3.org/1999/xhtml"></body>
<!-- test code goes here -->
<script type="application/javascript">
<![CDATA[
"use strict";
function makePathname(aFilename) {
let file = SpecialPowers.Services.dirsvc.get("CurWorkD", Ci.nsIFile);
file.append("chrome");
file.append("toolkit");
file.append("components");
file.append("aboutmemory");
file.append("tests");
file.append(aFilename);
return file.path;
}
// Load the given file into the frame, then copy+paste the entire frame and
// check that the cut text matches what we expect.
function test(aFilename, aExpected, aNext) {
let frame = document.createElementNS("http://www.w3.org/1999/xhtml", "iframe")
frame.height = 300;
frame.src = "about:memory?file=" + makePathname(aFilename);
document.documentElement.appendChild(frame);
frame.addEventListener("load", function onFrameLoad() {
frame.focus();
// Initialize the clipboard contents.
SpecialPowers.clipboardCopyString("initial clipboard value");
let numFailures = 0, maxFailures = 30;
// Because the file load is async, we don't know when it will finish and
// the output will show up. So we poll.
function copyPasteAndCheck() {
// Copy and paste frame contents, and filter out non-deterministic
// differences.
synthesizeKey("A", {accelKey: true});
synthesizeKey("C", {accelKey: true});
let actual = SpecialPowers.getClipboardData("text/plain");
actual = actual.replace(/\(pid \d+\)/, "(pid NNN)");
if (actual.trim() === aExpected.trim()) {
SimpleTest.ok(true, "Clipboard has the expected contents");
aNext();
} else {
numFailures++;
if (numFailures === maxFailures) {
ok(false, "pasted text doesn't match");
dump("******EXPECTED******\n");
dump(aExpected);
dump("*******ACTUAL*******\n");
dump(actual);
dump("********************\n");
SimpleTest.finish();
} else {
setTimeout(copyPasteAndCheck, 100);
}
}
}
copyPasteAndCheck();
}, {once: true});
}
// Returns a function that chains together multiple test() calls.
function chain(aFrameIds) {
let x = aFrameIds.shift();
if (x) {
return function() { test(x.filename, x.expected, chain(aFrameIds)); }
}
return function() { SimpleTest.finish(); };
}
// This is pretty simple output, but that's ok; this file is about testing
// the loading of data from file. If we got this far, we're doing fine.
let expectedGood =
"\
Main Process (pid NNN)\n\
Explicit Allocations\n\
\n\
250.00 MB (100.0%) -- explicit\n\
├──200.00 MB (80.00%) ── heap-unclassified\n\
└───50.00 MB (20.00%) ── a/b\n\
\n\
Other Measurements\n\
\n\
0.00 MB (100.0%) -- compartments\n\
└──0.00 MB (100.0%) ── system/a\n\
\n\
0.00 MB (100.0%) -- ghost-windows\n\
└──0.00 MB (100.0%) ── a\n\
\n\
0.30 MB (100.0%) -- other\n\
├──0.20 MB (66.67%) ── a\n\
└──0.10 MB (33.33%) ── b\n\
\n\
0.00 MB (100.0%) -- pss\n\
└──0.00 MB (100.0%) ── a\n\
\n\
0.00 MB (100.0%) -- rss\n\
└──0.00 MB (100.0%) ── a\n\
\n\
0.00 MB (100.0%) -- size\n\
└──0.00 MB (100.0%) ── a\n\
\n\
0.00 MB (100.0%) -- swap\n\
└──0.00 MB (100.0%) ── a\n\
\n\
250.00 MB ── heap-allocated\n\
\n\
End of Main Process (pid NNN)\n\
Explicit-only process\n\
\n\
WARNING: the 'heap-allocated' memory reporter does not work for this platform and/or configuration. This means that 'heap-unclassified' is not shown and the 'explicit' tree shows less memory than it should.\n\
Explicit Allocations\n\
\n\
0.10 MB (100.0%) -- explicit\n\
└──0.10 MB (100.0%) ── a/b\n\
\n\
End of Explicit-only process\n\
Heap-unclassified process\n\
Explicit Allocations\n\
\n\
250.00 MB (100.0%) -- explicit\n\
├──200.00 MB (80.00%) ── heap-unclassified\n\
└───50.00 MB (20.00%) ── a/b\n\
\n\
Other Measurements\n\
\n\
250.00 MB ── heap-allocated\n\
\n\
End of Heap-unclassified process\n\
Other-only process\n\
Other Measurements\n\
\n\
0.19 MB (100.0%) -- a\n\
├──0.10 MB (50.00%) ── b\n\
└──0.10 MB (50.00%) ── c\n\
\n\
0.48 MB ── heap-allocated\n\
\n\
End of Other-only process\n\
";
// This is the output for a malformed data file.
let expectedBad =
"\
Error: Invalid memory report(s): missing 'hasMozMallocUsableSize' property";
let frames = [
// This loads a pre-existing file that is valid.
{ filename: "memory-reports-good.json", expected: expectedGood },
// This loads a pre-existing file that is valid.
{ filename: "memory-reports-bad.json", expected: expectedBad }
];
SimpleTest.waitForFocus(chain(frames));
SimpleTest.waitForExplicitFinish();
]]>
</script>
</window>
|
