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Test Info: Warnings
- This test gets skipped with pattern: os == 'android'
- Manifest: toolkit/components/aboutmemory/tests/chrome.toml
<?xml version="1.0"?>
<window title="about:memory"
<!-- This file uses fake memory reporters to test the presentation of memory
reports in about:memory. test_memoryReporters.xhtml uses the real
memory reporters to test whether the memory reporters are producing
sensible results. -->
<!-- test results are displayed in the html:body -->
<!-- test code goes here -->
<script type="application/javascript">
<![CDATA[
"use strict";
SimpleTest.expectAssertions(27);
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 various fake-but-deterministic reporters.
const KB = 1024;
const MB = KB * KB;
const NONHEAP = Ci.nsIMemoryReporter.KIND_NONHEAP;
const HEAP = Ci.nsIMemoryReporter.KIND_HEAP;
const OTHER = Ci.nsIMemoryReporter.KIND_OTHER;
const BYTES = Ci.nsIMemoryReporter.UNITS_BYTES;
const COUNT = Ci.nsIMemoryReporter.UNITS_COUNT;
const COUNT_CUMULATIVE = Ci.nsIMemoryReporter.UNITS_COUNT_CUMULATIVE;
const PERCENTAGE = Ci.nsIMemoryReporter.UNITS_PERCENTAGE;
let fakeReporters = [
{ collectReports(aCbObj, aClosure) {
function f(aP, aK, aU, aA) {
aCbObj.callback("Main Process", aP, aK, aU, aA, "Desc.", aClosure);
}
f("heap-allocated", OTHER, BYTES, 500 * MB);
f("heap-unallocated", OTHER, BYTES, 100 * MB);
f("explicit/a", HEAP, BYTES, 222 * MB);
f("explicit/b/a", HEAP, BYTES, 85 * MB);
f("explicit/b/b", HEAP, BYTES, 75 * MB);
f("explicit/b/c/a", HEAP, BYTES, 70 * MB);
f("explicit/b/c/b", HEAP, BYTES, 2 * MB); // omitted
f("explicit/g/a", HEAP, BYTES, 6 * MB);
f("explicit/g/b", HEAP, BYTES, 5 * MB);
f("explicit/g/other", HEAP, BYTES, 4 * MB);
// A degenerate tree with the same name as a non-degenerate tree should
// work ok.
f("explicit", OTHER, BYTES, 888 * MB);
f("other1/a/b", OTHER, BYTES, 111 * MB);
f("other1/c/d", OTHER, BYTES, 22 * MB);
f("other1/c/e", OTHER, BYTES, 33 * MB);
f("other4", OTHER, COUNT_CUMULATIVE, 777);
f("other4", OTHER, COUNT_CUMULATIVE, 111);
f("other3/a/b/c/d/e", OTHER, PERCENTAGE, 2000);
f("other3/a/b/c/d/f", OTHER, PERCENTAGE, 10);
f("other3/a/b/c/d/g", OTHER, PERCENTAGE, 5);
f("other3/a/b/c/d/g", OTHER, PERCENTAGE, 5);
// Check that a rounded-up-to-100.00% value is shown as "100.0%" (i.e. one
// decimal point).
f("other6/big", OTHER, COUNT, 99999);
f("other6/small", OTHER, COUNT, 1);
// Check that a 0 / 0 is handled correctly.
f("other7/zero", OTHER, BYTES, 0);
// These compartments ones shouldn't be displayed.
f("compartments/user/foo", OTHER, COUNT, 1);
f("compartments/system/foo", OTHER, COUNT, 1);
}
},
{ collectReports(aCbObj, aClosure) {
function f(aP, aK, aU, aA) {
aCbObj.callback("Main Process", aP, aK, aU, aA, "Desc.", aClosure);
}
f("explicit/c/d", NONHEAP, BYTES, 13 * MB);
f("explicit/c/d", NONHEAP, BYTES, 10 * MB); // dup
f("explicit/c/other", NONHEAP, BYTES, 77 * MB);
f("explicit/cc", NONHEAP, BYTES, 13 * MB);
f("explicit/cc", NONHEAP, BYTES, 10 * MB); // dup
f("explicit/d", NONHEAP, BYTES, 499 * KB); // omitted
f("explicit/e", NONHEAP, BYTES, 100 * KB); // omitted
f("explicit/f/g/h/i", HEAP, BYTES, 10 * MB);
f("explicit/f/g/h/j", HEAP, BYTES, 10 * MB);
}
},
{ collectReports(aCbObj, aClosure) {
function f(aP, aK, aU, aA) {
aCbObj.callback("Main Process", aP, aK, aU, aA, "Desc.", aClosure);
}
f("other3", OTHER, COUNT, 777);
f("other2", OTHER, BYTES, 222 * MB);
f("perc2", OTHER, PERCENTAGE, 10000);
f("perc1", OTHER, PERCENTAGE, 4567);
f("compartments/user/https:\\\\very-long-url.com\\very-long\\oh-so-long\\really-quite-long.html?a=2&b=3&c=4&d=5&e=abcdefghijklmnopqrstuvwxyz&f=123456789123456789123456789", OTHER, COUNT, 1);
}
},
{ collectReports(aCbObj, aClosure) {
function f(aP) {
aCbObj.callback("Main Process", aP, OTHER, COUNT, 1, "Desc.", aClosure);
}
f("compartments/user/bar");
f("compartments/system/bar");
}
}
];
for (let i = 0; i < fakeReporters.length; i++) {
mgr.registerStrongReporterEvenIfBlocked(fakeReporters[i]);
}
// The main process always comes first when we display about:memory. The
// remaining processes are sorted by their |resident| values (starting with
// the largest). Processes without a |resident| memory reporter are saved
// for the end.
let fakeReporters2 = [
{ collectReports(aCbObj, aClosure) {
function f(aP1, aP2, aK, aU, aA) {
aCbObj.callback(aP1, aP2, aK, aU, aA, "Desc.", aClosure);
}
f("2nd", "heap-allocated", OTHER, BYTES,1000* MB);
f("2nd", "heap-unallocated",OTHER, BYTES,100 * MB);
f("2nd", "explicit/a/b/c", HEAP, BYTES,497 * MB);
f("2nd", "explicit/a/b/c", HEAP, BYTES, 1 * MB); // dup: merge
f("2nd", "explicit/a/b/c", HEAP, BYTES, 1 * MB); // dup: merge
f("2nd", "explicit/flip\\the\\backslashes",
HEAP, BYTES,200 * MB);
f("2nd", "explicit/compartment(compartment-url)",
HEAP, BYTES,200 * MB);
f("2nd", "other0", OTHER, BYTES,666 * MB);
f("2nd", "other1", OTHER, BYTES,111 * MB);
// Check that we can handle "heap-allocated" not being present.
f("3rd", "explicit/a/b", HEAP, BYTES,333 * MB);
f("3rd", "explicit/a/c", HEAP, BYTES,444 * MB);
f("3rd", "other1", OTHER, BYTES, 1 * MB);
f("3rd", "resident", OTHER, BYTES,100 * MB);
// Invalid values (negative, too-big) should be identified.
f("4th", "heap-allocated", OTHER, BYTES,100 * MB);
f("4th", "resident", OTHER, BYTES,200 * MB);
f("4th", "explicit/js/compartment(http:\\\\too-big.com\\)/stuff",
HEAP, BYTES,150 * MB);
f("4th", "explicit/ok", HEAP, BYTES, 5 * MB);
f("4th", "explicit/neg1", NONHEAP, BYTES, -2 * MB);
// -111 becomes "-0.00MB" in non-verbose mode, and getting the negative
// sign in there correctly is non-trivial.
f("4th", "other1", OTHER, BYTES,-111);
f("4th", "other2", OTHER, BYTES,-222 * MB);
f("4th", "other3", OTHER, COUNT, -333);
f("4th", "other4", OTHER, COUNT_CUMULATIVE, -444);
f("4th", "other5", OTHER, PERCENTAGE, -555);
f("4th", "other6", OTHER, PERCENTAGE, 66666);
// If a negative value is within a collapsed sub-tree in non-verbose mode,
// we should get the warning at the top and the relevant sub-trees should
// be expanded, even in non-verbose mode.
f("5th", "heap-allocated", OTHER, BYTES,100 * MB);
f("5th", "explicit/big", HEAP, BYTES, 99 * MB);
f("5th", "explicit/a/pos", HEAP, BYTES, 40 * KB);
f("5th", "explicit/a/neg1", NONHEAP, BYTES,-20 * KB);
f("5th", "explicit/a/neg2", NONHEAP, BYTES,-10 * KB);
f("5th", "explicit/b/c/d/e", NONHEAP, BYTES, 20 * KB);
f("5th", "explicit/b/c/d/f", NONHEAP, BYTES,-60 * KB);
f("5th", "explicit/b/c/g/h", NONHEAP, BYTES, 10 * KB);
f("5th", "explicit/b/c/i/j", NONHEAP, BYTES, 5 * KB);
}
}
];
for (let i = 0; i < fakeReporters2.length; i++) {
mgr.registerStrongReporterEvenIfBlocked(fakeReporters2[i]);
}
fakeReporters = fakeReporters.concat(fakeReporters2);
]]>
</script>
<iframe id="amFrame" height="300" src="about:memory"></iframe>
<!-- vary the capitalization to make sure that works -->
<iframe id="amvFrame" height="300" src="About:Memory"></iframe>
<script type="application/javascript">
<![CDATA[
let amExpectedText =
"\
Main Process\n\
Explicit Allocations\n\
\n\
623.58 MB (100.0%) -- explicit\n\
├──232.00 MB (37.20%) -- b\n\
│ ├───85.00 MB (13.63%) ── a\n\
│ ├───75.00 MB (12.03%) ── b\n\
│ └───72.00 MB (11.55%) -- c\n\
│ ├──70.00 MB (11.23%) ── a\n\
│ └───2.00 MB (00.32%) ── b\n\
├──222.00 MB (35.60%) ── a\n\
├──100.00 MB (16.04%) -- c\n\
│ ├───77.00 MB (12.35%) ── other\n\
│ └───23.00 MB (03.69%) ── d [2]\n\
├───23.00 MB (03.69%) ── cc [2]\n\
├───20.00 MB (03.21%) -- f/g/h\n\
│ ├──10.00 MB (01.60%) ── i\n\
│ └──10.00 MB (01.60%) ── j\n\
├───15.00 MB (02.41%) ++ g\n\
├───11.00 MB (01.76%) ── heap-unclassified\n\
└────0.58 MB (00.09%) ++ (2 tiny)\n\
\n\
Other Measurements\n\
\n\
5 (100.0%) -- compartments\n\
├──3 (60.00%) -- user\n\
│ ├──1 (20.00%) ── bar\n\
│ ├──1 (20.00%) ── foo\n\
│ └──1 (20.00%) ── https://very-long-url.com/very-long/oh-so-long/really-quite-long.html?a=2&b=3&c=4&d=5&e=abcdefghijklmnopqrstuvwxyz&f=123456789123456789123456789\n\
└──2 (40.00%) -- system\n\
├──1 (20.00%) ── bar\n\
└──1 (20.00%) ── foo\n\
\n\
166.00 MB (100.0%) -- other1\n\
├──111.00 MB (66.87%) ── a/b\n\
└───55.00 MB (33.13%) -- c\n\
├──33.00 MB (19.88%) ── e\n\
└──22.00 MB (13.25%) ── d\n\
\n\
20.20% (100.0%) -- other3\n\
└──20.20% (100.0%) -- a/b/c/d\n\
├──20.00% (99.01%) ── e\n\
└───0.20% (00.99%) ++ (2 tiny)\n\
\n\
100,000 (100.0%) -- other6\n\
├───99,999 (100.0%) ── big\n\
└────────1 (00.00%) ── small\n\
\n\
0.00 MB (100.0%) -- other7\n\
└──0.00 MB (100.0%) ── zero\n\
\n\
888.00 MB ── explicit\n\
500.00 MB ── heap-allocated\n\
100.00 MB ── heap-unallocated\n\
222.00 MB ── other2\n\
777 ── other3\n\
888 ── other4 [2]\n\
45.67% ── perc1\n\
100.00% ── perc2\n\
\n\
End of Main Process\n\
4th\n\
\n\
WARNING: the following values are negative or unreasonably large.\n\
\n\
explicit/(2 tiny)\n\
explicit/(2 tiny)/neg1\n\
explicit/(2 tiny)/heap-unclassified\n\
other1\n\
other2\n\
other3\n\
other4\n\
other5 \n\
\n\
This indicates a defect in one or more memory reporters. The invalid values are highlighted.\n\
Explicit Allocations\n\
\n\
98.00 MB (100.0%) -- explicit\n\
├───5.00 MB (05.10%) ── ok\n\
└──-57.00 MB (-58.16%) -- (2 tiny) [?!]\n\
├───-2.00 MB (-02.04%) ── neg1 [?!]\n\
└──-55.00 MB (-56.12%) ── heap-unclassified [?!]\n\
\n\
Other Measurements\n\
\n\
100.00 MB ── heap-allocated\n\
-0.00 MB ── other1 [?!]\n\
-222.00 MB ── other2 [?!]\n\
-333 ── other3 [?!]\n\
-444 ── other4 [?!]\n\
-5.55% ── other5 [?!]\n\
666.66% ── other6\n\
200.00 MB ── resident\n\
\n\
End of 4th\n\
3rd\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\
777.00 MB (100.0%) -- explicit\n\
└──777.00 MB (100.0%) -- a\n\
├──444.00 MB (57.14%) ── c\n\
└──333.00 MB (42.86%) ── b\n\
\n\
Other Measurements\n\
\n\
1.00 MB ── other1\n\
100.00 MB ── resident\n\
\n\
End of 3rd\n\
2nd\n\
Explicit Allocations\n\
\n\
1,000.00 MB (100.0%) -- explicit\n\
├────499.00 MB (49.90%) ── a/b/c [3]\n\
├────200.00 MB (20.00%) ── compartment(compartment-url)\n\
├────200.00 MB (20.00%) ── flip/the/backslashes\n\
└────101.00 MB (10.10%) ── heap-unclassified\n\
\n\
Other Measurements\n\
\n\
1,000.00 MB ── heap-allocated\n\
100.00 MB ── heap-unallocated\n\
666.00 MB ── other0\n\
111.00 MB ── other1\n\
\n\
End of 2nd\n\
5th\n\
\n\
WARNING: the following values are negative or unreasonably large.\n\
\n\
explicit/(3 tiny)/a/neg2\n\
explicit/(3 tiny)/a/neg1\n\
explicit/(3 tiny)/b/c\n\
explicit/(3 tiny)/b/c/d\n\
explicit/(3 tiny)/b/c/d/f \n\
\n\
This indicates a defect in one or more memory reporters. The invalid values are highlighted.\n\
Explicit Allocations\n\
\n\
99.95 MB (100.0%) -- explicit\n\
├──99.00 MB (99.05%) ── big\n\
└───0.95 MB (00.95%) -- (3 tiny)\n\
├──0.96 MB (00.96%) ── heap-unclassified\n\
├──0.01 MB (00.01%) -- a\n\
│ ├──0.04 MB (00.04%) ── pos\n\
│ ├──-0.01 MB (-00.01%) ── neg2 [?!]\n\
│ └──-0.02 MB (-00.02%) ── neg1 [?!]\n\
└──-0.02 MB (-00.02%) -- b/c [?!]\n\
├───0.01 MB (00.01%) ── g/h\n\
├───0.00 MB (00.00%) ── i/j\n\
└──-0.04 MB (-00.04%) -- d [?!]\n\
├───0.02 MB (00.02%) ── e\n\
└──-0.06 MB (-00.06%) ── f [?!]\n\
\n\
Other Measurements\n\
\n\
100.00 MB ── heap-allocated\n\
\n\
End of 5th\n\
";
let amvExpectedText =
"\
Main Process\n\
Explicit Allocations\n\
\n\
653,876,224 B (100.0%) -- explicit\n\
├──243,269,632 B (37.20%) -- b\n\
│ ├───89,128,960 B (13.63%) ── a\n\
│ ├───78,643,200 B (12.03%) ── b\n\
│ └───75,497,472 B (11.55%) -- c\n\
│ ├──73,400,320 B (11.23%) ── a\n\
│ └───2,097,152 B (00.32%) ── b\n\
├──232,783,872 B (35.60%) ── a\n\
├──104,857,600 B (16.04%) -- c\n\
│ ├───80,740,352 B (12.35%) ── other\n\
│ └───24,117,248 B (03.69%) ── d [2]\n\
├───24,117,248 B (03.69%) ── cc [2]\n\
├───20,971,520 B (03.21%) -- f/g/h\n\
│ ├──10,485,760 B (01.60%) ── i\n\
│ └──10,485,760 B (01.60%) ── j\n\
├───15,728,640 B (02.41%) -- g\n\
│ ├───6,291,456 B (00.96%) ── a\n\
│ ├───5,242,880 B (00.80%) ── b\n\
│ └───4,194,304 B (00.64%) ── other\n\
├───11,534,336 B (01.76%) ── heap-unclassified\n\
├──────510,976 B (00.08%) ── d\n\
└──────102,400 B (00.02%) ── e\n\
\n\
Other Measurements\n\
\n\
5 (100.0%) -- compartments\n\
├──3 (60.00%) -- user\n\
│ ├──1 (20.00%) ── bar\n\
│ ├──1 (20.00%) ── foo\n\
│ └──1 (20.00%) ── https://very-long-url.com/very-long/oh-so-long/really-quite-long.html?a=2&b=3&c=4&d=5&e=abcdefghijklmnopqrstuvwxyz&f=123456789123456789123456789\n\
└──2 (40.00%) -- system\n\
├──1 (20.00%) ── bar\n\
└──1 (20.00%) ── foo\n\
\n\
174,063,616 B (100.0%) -- other1\n\
├──116,391,936 B (66.87%) ── a/b\n\
└───57,671,680 B (33.13%) -- c\n\
├──34,603,008 B (19.88%) ── e\n\
└──23,068,672 B (13.25%) ── d\n\
\n\
20.20% (100.0%) -- other3\n\
└──20.20% (100.0%) -- a/b/c/d\n\
├──20.00% (99.01%) ── e\n\
├───0.10% (00.50%) ── f\n\
└───0.10% (00.50%) ── g [2]\n\
\n\
100,000 (100.0%) -- other6\n\
├───99,999 (100.0%) ── big\n\
└────────1 (00.00%) ── small\n\
\n\
0 B (100.0%) -- other7\n\
└──0 B (100.0%) ── zero\n\
\n\
931,135,488 B ── explicit\n\
524,288,000 B ── heap-allocated\n\
104,857,600 B ── heap-unallocated\n\
232,783,872 B ── other2\n\
777 ── other3\n\
888 ── other4 [2]\n\
45.67% ── perc1\n\
100.00% ── perc2\n\
\n\
End of Main Process\n\
4th\n\
\n\
WARNING: the following values are negative or unreasonably large.\n\
\n\
explicit/neg1\n\
explicit/heap-unclassified\n\
other1\n\
other2\n\
other3\n\
other4\n\
other5 \n\
\n\
This indicates a defect in one or more memory reporters. The invalid values are highlighted.\n\
Explicit Allocations\n\
\n\
102,760,448 B (100.0%) -- explicit\n\
├────5,242,880 B (05.10%) ── ok\n\
├───-2,097,152 B (-02.04%) ── neg1 [?!]\n\
└──-57,671,680 B (-56.12%) ── heap-unclassified [?!]\n\
\n\
Other Measurements\n\
\n\
104,857,600 B ── heap-allocated\n\
-111 B ── other1 [?!]\n\
-232,783,872 B ── other2 [?!]\n\
-333 ── other3 [?!]\n\
-444 ── other4 [?!]\n\
-5.55% ── other5 [?!]\n\
666.66% ── other6\n\
209,715,200 B ── resident\n\
\n\
End of 4th\n\
3rd\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\
814,743,552 B (100.0%) -- explicit\n\
└──814,743,552 B (100.0%) -- a\n\
├──465,567,744 B (57.14%) ── c\n\
└──349,175,808 B (42.86%) ── b\n\
\n\
Other Measurements\n\
\n\
1,048,576 B ── other1\n\
104,857,600 B ── resident\n\
\n\
End of 3rd\n\
2nd\n\
Explicit Allocations\n\
\n\
1,048,576,000 B (100.0%) -- explicit\n\
├────523,239,424 B (49.90%) ── a/b/c [3]\n\
├────209,715,200 B (20.00%) ── compartment(compartment-url)\n\
├────209,715,200 B (20.00%) ── flip/the/backslashes\n\
└────105,906,176 B (10.10%) ── heap-unclassified\n\
\n\
Other Measurements\n\
\n\
1,048,576,000 B ── heap-allocated\n\
104,857,600 B ── heap-unallocated\n\
698,351,616 B ── other0\n\
116,391,936 B ── other1\n\
\n\
End of 2nd\n\
5th\n\
\n\
WARNING: the following values are negative or unreasonably large.\n\
\n\
explicit/a/neg2\n\
explicit/a/neg1\n\
explicit/b/c\n\
explicit/b/c/d\n\
explicit/b/c/d/f \n\
\n\
This indicates a defect in one or more memory reporters. The invalid values are highlighted.\n\
Explicit Allocations\n\
\n\
104,801,280 B (100.0%) -- explicit\n\
├──103,809,024 B (99.05%) ── big\n\
├────1,007,616 B (00.96%) ── heap-unclassified\n\
├───────10,240 B (00.01%) -- a\n\
│ ├──40,960 B (00.04%) ── pos\n\
│ ├──-10,240 B (-00.01%) ── neg2 [?!]\n\
│ └──-20,480 B (-00.02%) ── neg1 [?!]\n\
└──────-25,600 B (-00.02%) -- b/c [?!]\n\
├───10,240 B (00.01%) ── g/h\n\
├────5,120 B (00.00%) ── i/j\n\
└──-40,960 B (-00.04%) -- d [?!]\n\
├───20,480 B (00.02%) ── e\n\
└──-61,440 B (-00.06%) ── f [?!]\n\
\n\
Other Measurements\n\
\n\
104,857,600 B ── heap-allocated\n\
\n\
End of 5th\n\
";
function finish()
{
mgr.unblockRegistrationAndRestoreOriginalReporters();
SimpleTest.finish();
}
// Cut+paste the entire page and check that the cut text matches what we
// expect. This tests the output in general and also that the cutting and
// pasting works as expected.
function test(aFrameId, aVerbose, aExpected, aNext) {
SimpleTest.executeSoon(function() {
ok(document.title === "about:memory", "document.title is correct");
let mostRecentActual;
let frame = document.getElementById(aFrameId);
frame.focus();
// Set the verbose checkbox value and click the go button.
let doc = frame.contentWindow.document;
let measureButton = doc.getElementById("measureButton");
let verbose = doc.getElementById("verbose");
verbose.checked = aVerbose;
measureButton.click();
SimpleTest.waitForClipboard(
function(aActual) {
mostRecentActual = aActual;
let rslt = aActual.trim() === aExpected.trim();
if (!rslt) {
// Try copying again.
synthesizeKey("A", {accelKey: true});
synthesizeKey("C", {accelKey: true});
}
return rslt;
},
function() {
synthesizeKey("A", {accelKey: true});
synthesizeKey("C", {accelKey: true});
},
aNext,
function() {
ok(false, "pasted text doesn't match for " + aFrameId);
dump("******EXPECTED******\n");
dump("<<<" + aExpected + ">>>\n");
dump("*******ACTUAL*******\n");
dump("<<<" + mostRecentActual + ">>>\n");
dump("********************\n");
finish();
}
);
});
}
SimpleTest.waitForFocus(function() {
test(
"amFrame",
/* verbose = */ false,
amExpectedText,
function() {
test(
"amvFrame",
/* verbose = */ true,
amvExpectedText,
function() {
finish()
}
)
}
);
});
SimpleTest.waitForExplicitFinish();
]]>
</script>
</window>