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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 saving and loading of memory reports to/from file in
about:memory. -->
<!-- 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";
let mgr = Cc["@mozilla.org/memory-reporter-manager;1"].
getService(Ci.nsIMemoryReporterManager);
// Hide all the real reporters; we'll restore them at the end.
mgr.blockRegistrationAndHideExistingReporters();
// Setup a minimal number of fake reporters.
const KB = 1024;
const MB = KB * KB;
const HEAP = Ci.nsIMemoryReporter.KIND_HEAP;
const OTHER = Ci.nsIMemoryReporter.KIND_OTHER;
const BYTES = Ci.nsIMemoryReporter.UNITS_BYTES;
let fakeReporters = [
{ collectReports(aCbObj, aClosure, aAnonymize) {
function f(aP, aK, aA, aD) {
aCbObj.callback("", aP, aK, BYTES, aA, aD, aClosure);
}
f("heap-allocated", OTHER, 250 * MB, "Heap allocated.");
f("explicit/a/b", HEAP, 50 * MB, "A b.");
f("other/a", OTHER, 0.2 * MB, "Other a.");
f("other/b", OTHER, 0.1 * MB, "Other b.");
}
}
];
for (let i = 0; i < fakeReporters.length; i++) {
mgr.registerStrongReporterEvenIfBlocked(fakeReporters[i]);
}
]]>
</script>
<iframe id="amFrame" height="400" src="about:memory"></iframe>
<script type="application/javascript">
<![CDATA[
function finish()
{
mgr.unblockRegistrationAndRestoreOriginalReporters();
SimpleTest.finish();
}
// 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, aFilename2, aExpected, aDumpFirst, aVerbose, aNext) {
let frame = document.getElementById("amFrame");
frame.focus();
let doc = frame.contentWindow.document;
let verbosity = doc.getElementById("verbose");
verbosity.checked = aVerbose;
function getFilePath(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;
}
let filePath = getFilePath(aFilename);
let e = document.createEvent('Event');
e.initEvent('change', true, true);
function check() {
// 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(/\(pid \d+\)/g, "(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");
finish();
} else {
setTimeout(copyPasteAndCheck, 100);
}
}
}
copyPasteAndCheck();
}
if (!aFilename2) {
function loadAndCheck() {
let fileInput1 =
frame.contentWindow.document.getElementById("fileInput1");
fileInput1.value = filePath; // this works because it's a chrome test
fileInput1.dispatchEvent(e);
check();
}
if (aDumpFirst) {
let dumper = Cc["@mozilla.org/memory-info-dumper;1"].
getService(Ci.nsIMemoryInfoDumper);
dumper.dumpMemoryReportsToNamedFile(filePath, loadAndCheck, null,
/* anonymize = */ false,
/* minimize memory usage = */ false);
} else {
loadAndCheck();
}
} else {
let fileInput2 =
frame.contentWindow.document.getElementById("fileInput2");
fileInput2.value = filePath; // this works because it's a chrome test
// Hack alert: fileInput2's onchange handler calls fileInput2.click().
// But we don't want that to happen, because we want to bypass the file
// picker for the test. So we set |e.skipClick|, which causes
// fileInput2.click() to be skipped, and dispatch the second change event
// directly ourselves.
e.skipClick = true;
fileInput2.dispatchEvent(e);
let filePath2 = getFilePath(aFilename2);
fileInput2.value = filePath2; // this works because it's a chrome test
let e2 = document.createEvent('Event');
e2.initEvent('change', true, true);
fileInput2.dispatchEvent(e);
check();
}
}
// Returns a function that chains together multiple test() calls.
function chain(aPieces) {
let x = aPieces.shift();
if (x) {
return function() { test(x.filename, x.filename2, x.expected, x.dumpFirst, x.verbose, chain(aPieces)); }
}
return function() { finish(); };
}
let expectedGood =
"\
Main Process (pid NNN)\n\
Explicit Allocations\n\
\n\
262,144,000 B (100.0%) -- explicit\n\
├──209,715,200 B (80.00%) ── heap-unclassified\n\
└───52,428,800 B (20.00%) ── a/b\n\
\n\
Other Measurements\n\
\n\
1,024 B (100.0%) -- compartments\n\
└──1,024 B (100.0%) ── system/a\n\
\n\
1,024 B (100.0%) -- ghost-windows\n\
└──1,024 B (100.0%) ── a\n\
\n\
314,572 B (100.0%) -- other\n\
├──209,715 B (66.67%) ── a\n\
└──104,857 B (33.33%) ── b\n\
\n\
1,024 B (100.0%) -- pss\n\
└──1,024 B (100.0%) ── a\n\
\n\
1,024 B (100.0%) -- rss\n\
└──1,024 B (100.0%) ── a\n\
\n\
1,024 B (100.0%) -- size\n\
└──1,024 B (100.0%) ── a\n\
\n\
1,024 B (100.0%) -- swap\n\
└──1,024 B (100.0%) ── a\n\
\n\
262,144,000 B ── 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\
100,000 B (100.0%) -- explicit\n\
└──100,000 B (100.0%) ── a/b\n\
\n\
End of Explicit-only process\n\
Heap-unclassified process\n\
Explicit Allocations\n\
\n\
262,144,000 B (100.0%) -- explicit\n\
├──209,715,200 B (80.00%) ── heap-unclassified\n\
└───52,428,800 B (20.00%) ── a/b\n\
\n\
Other Measurements\n\
\n\
262,144,000 B ── heap-allocated\n\
\n\
End of Heap-unclassified process\n\
Other-only process\n\
Other Measurements\n\
\n\
200,000 B (100.0%) -- a\n\
├──100,000 B (50.00%) ── b\n\
└──100,000 B (50.00%) ── c\n\
\n\
500,000 B ── heap-allocated\n\
\n\
End of Other-only process\n\
";
let expectedGood2 =
"\
Main Process (pid NNN)\n\
Explicit Allocations\n\
\n\
262,144,000 B (100.0%) -- explicit\n\
├──209,715,200 B (80.00%) ── heap-unclassified\n\
└───52,428,800 B (20.00%) ── a/b\n\
\n\
Other Measurements\n\
\n\
314,572 B (100.0%) -- other\n\
├──209,715 B (66.67%) ── a\n\
└──104,857 B (33.33%) ── b\n\
\n\
262,144,000 B ── heap-allocated\n\
\n\
End of Main Process (pid NNN)\n\
";
// This is the output for a malformed data file.
let expectedBad =
"\
Error: Invalid memory report(s): missing 'hasMozMallocUsableSize' property\
";
// This is the output for a non-verbose diff.
let expectedDiffNonVerbose =
"\
P\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\
-0.01 MB (100.0%) -- explicit\n\
├──-0.01 MB (99.95%) ── storage/prefixset/goog-phish-shavar\n\
└──-0.00 MB (00.05%) ++ (2 tiny)\n\
\n\
Other Measurements\n\
\n\
0.96 MB (100.0%) -- a\n\
├──0.95 MB (99.80%) ── b\n\
├──0.00 MB (00.10%) -- c\n\
│ ├──-0.95 MB (-99.70%) ── e\n\
│ ├──0.95 MB (99.60%) ── d\n\
│ └──0.00 MB (00.20%) ++ (2 tiny)\n\
└──0.00 MB (00.10%) ── h\n\
\n\
0.00 MB ── canvas-2d-pixel-bytes [2] [+]\n\
-0.00 MB ── foobar [-]\n\
\n\
End of P\n\
P2 (pid NNN)\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\
0.00 MB (100.0%) -- explicit\n\
└──0.00 MB (100.0%) ── window-objects/top(bar.com, id=NNN)/...\n\
\n\
Other Measurements\n\
\n\
0.00 MB (100.0%) -- p3\n\
└──0.00 MB (100.0%) ── zone(0xNNN)/p3\n\
\n\
0.00 MB (100.0%) -- p4\n\
└──0.00 MB (100.0%) ── js-zone(0xNNN)/p4\n\
\n\
0.00 MB (100.0%) -- p5\n\
└──0.00 MB (100.0%) ── worker(foo.com, 0xNNN)/p5\n\
\n\
0.00 MB (100.0%) -- p6\n\
└──0.00 MB (100.0%) ── z-moz-nullprincipal:{NNNNNNNN-NNNN-NNNN-NNNN-NNNNNNNNNNNN}/p6\n\
\n\
0.00 MB (100.0%) -- p7\n\
└──0.00 MB (100.0%) ── js-main-runtime-compartments/system/jar:file:///.../omni.ja!/p7\n\
\n\
0.00 MB ── p1 (pid NNN)\n\
0.00 MB ── p2 (blah, pid=NNN)\n\
\n\
End of P2 (pid NNN)\n\
P3\n\
Other Measurements\n\
\n\
-0.00 MB ── p3 [-]\n\
\n\
End of P3\n\
P4\n\
Other Measurements\n\
\n\
0.00 MB ── p4 [+]\n\
\n\
End of P4\n\
P7\n\
Other Measurements\n\
\n\
0.00 MB (100.0%) -- p7\n\
├──0.00 MB (57.14%) ── c [+]\n\
└──0.00 MB (42.86%) ── b [+]\n\
\n\
-0.00 MB ── p7 [-]\n\
\n\
End of P7\n\
P8\n\
Other Measurements\n\
\n\
-0.00 MB (100.0%) -- p8\n\
└──-0.00 MB (100.0%) -- a\n\
├──-0.00 MB (50.00%) -- b\n\
│ ├──-0.00 MB (31.82%) -- c\n\
│ │ ├──-0.00 MB (18.18%) ── e [-]\n\
│ │ └──-0.00 MB (13.64%) ── d [-]\n\
│ ├──-0.00 MB (22.73%) ── f [-]\n\
│ └───0.00 MB (-04.55%) ── (fake child) [!]\n\
└──-0.00 MB (50.00%) -- g\n\
├──-0.00 MB (31.82%) ── i [-]\n\
├──-0.00 MB (27.27%) ── h [-]\n\
└───0.00 MB (-09.09%) ── (fake child) [!]\n\
\n\
End of P8\n\
P9\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\
0.00 MB (100.0%) -- explicit\n\
└──0.00 MB (100.0%) ── threads/stacks/DNS Resolver #N (tid=NNN) [3]\n\
\n\
End of P9\n\
";
// This is the output for a verbose diff.
let expectedDiffVerbose =
"\
P\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\
-10,005 B (100.0%) -- explicit\n\
├──-10,000 B (99.95%) ── storage/prefixset/goog-phish-shavar\n\
├───────-6 B (00.06%) ── spell-check [2]\n\
└────────1 B (-00.01%) ── xpcom/category-manager\n\
\n\
Other Measurements\n\
\n\
1,002,000 B (100.0%) -- a\n\
├──1,000,000 B (99.80%) ── b\n\
├──────1,000 B (00.10%) -- c\n\
│ ├──-999,000 B (-99.70%) ── e\n\
│ ├──998,000 B (99.60%) ── d\n\
│ ├──1,000 B (00.10%) ── f\n\
│ └──1,000 B (00.10%) ── g\n\
└──────1,000 B (00.10%) ── h\n\
\n\
3,000 B ── canvas-2d-pixel-bytes [2] [+]\n\
-100 B ── foobar [-]\n\
\n\
End of P\n\
P2 (pid NNN)\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\
11 B (100.0%) -- explicit\n\
└──11 B (100.0%) ── window-objects/top(bar.com, id=NNN)/...\n\
\n\
Other Measurements\n\
\n\
11 B (100.0%) -- p3\n\
└──11 B (100.0%) ── zone(0xNNN)/p3\n\
\n\
11 B (100.0%) -- p4\n\
└──11 B (100.0%) ── js-zone(0xNNN)/p4\n\
\n\
11 B (100.0%) -- p5\n\
└──11 B (100.0%) ── worker(foo.com, 0xNNN)/p5\n\
\n\
11 B (100.0%) -- p6\n\
└──11 B (100.0%) ── z-moz-nullprincipal:{NNNNNNNN-NNNN-NNNN-NNNN-NNNNNNNNNNNN}/p6\n\
\n\
11 B (100.0%) -- p7\n\
└──11 B (100.0%) ── js-main-runtime-compartments/system/jar:file:///.../omni.ja!/p7\n\
\n\
11 B ── p1 (pid NNN)\n\
11 B ── p2 (blah, pid=NNN)\n\
\n\
End of P2 (pid NNN)\n\
P3\n\
Other Measurements\n\
\n\
-55 B ── p3 [-]\n\
\n\
End of P3\n\
P4\n\
Other Measurements\n\
\n\
66 B ── p4 [+]\n\
\n\
End of P4\n\
P7\n\
Other Measurements\n\
\n\
7 B (100.0%) -- p7\n\
├──4 B (57.14%) ── c [+]\n\
└──3 B (42.86%) ── b [+]\n\
\n\
-5 B ── p7 [-]\n\
\n\
End of P7\n\
P8\n\
Other Measurements\n\
\n\
-22 B (100.0%) -- p8\n\
└──-22 B (100.0%) -- a\n\
├──-11 B (50.00%) -- b\n\
│ ├───-7 B (31.82%) -- c\n\
│ │ ├──-4 B (18.18%) ── e [-]\n\
│ │ └──-3 B (13.64%) ── d [-]\n\
│ ├───-5 B (22.73%) ── f [-]\n\
│ └────1 B (-04.55%) ── (fake child) [!]\n\
└──-11 B (50.00%) -- g\n\
├───-7 B (31.82%) ── i [-]\n\
├───-6 B (27.27%) ── h [-]\n\
└────2 B (-09.09%) ── (fake child) [!]\n\
\n\
End of P8\n\
P9\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\
5,000 B (100.0%) -- explicit\n\
└──5,000 B (100.0%) ── threads/stacks/DNS Resolver #N (tid=NNN) [3]\n\
\n\
End of P9\n\
";
// This is the output for the crash reports diff.
let expectedDiff2 =
"\
Main Process (pid NNN)\n\
Other Measurements\n\
\n\
1 B ── heap-allocated\n\
\n\
End of Main Process (pid NNN)\n\
";
let expectedDiffFiss =
"\
P (pid NNN)\n\
Explicit Allocations\n\
\n\
3,000,000 B (100.0%) -- explicit\n\
├──2,999,700 B (99.99%) ── heap-unclassified\n\
└────────300 B (00.01%) ── foobar\n\
\n\
Other Measurements\n\
\n\
3,000,000 B ── heap-allocated\n\
\n\
End of P (pid NNN)\n\
web (pid NNN)\n\
Explicit Allocations\n\
\n\
2,000,000 B (100.0%) -- explicit\n\
├──1,000,000 B (50.00%) ── a/c/d\n\
└──1,000,000 B (50.00%) ── heap-unclassified\n\
\n\
Other Measurements\n\
\n\
2,000,000 B ── heap-allocated\n\
\n\
End of web (pid NNN)\n\
";
let frames = [
// This loads a pre-existing memory reports file that is valid.
{ filename: "memory-reports-good.json", expected: expectedGood, dumpFirst: false, verbose: true },
// This loads a pre-existing crash dump file that is valid.
{ filename: "crash-dump-good.json", expected: expectedGood2, dumpFirst: false, verbose: true },
// This dumps to a file and then reads it back in. (The result is the same
// as the previous test.)
{ filename: "memory-reports-dumped.json.gz", expected: expectedGood2, dumpFirst: true, verbose: true },
// This loads a pre-existing file that is invalid.
{ filename: "memory-reports-bad.json", expected: expectedBad, dumpFirst: false, verbose: true },
// This diffs two pre-existing memory reports files.
{ filename: "memory-reports-diff1.json", filename2: "memory-reports-diff2.json", expected: expectedDiffNonVerbose, dumpFirst: false, verbose: false },
// Ditto.
{ filename: "memory-reports-diff1.json", filename2: "memory-reports-diff2.json", expected: expectedDiffVerbose, dumpFirst: false, verbose: true },
// This diffs two pre-existing crash report files.
{ filename: "crash-dump-diff1.json", filename2: "crash-dump-diff2.json", expected: expectedDiff2, dumpFirst: false, verbose: true },
// This diffs a non-Fission and a Fission memory report.
{ filename: "fiss-diff1.json", filename2: "fiss-diff2.json", expected: expectedDiffFiss, dumpFirst: false, verbose: true }
];
SimpleTest.waitForFocus(chain(frames));
SimpleTest.waitForExplicitFinish();
]]>
</script>
</window>
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