mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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382 lines
14 KiB
XML
382 lines
14 KiB
XML
<?xml version="1.0"?>
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<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
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<?xml-stylesheet type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"?>
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<window title="Memory reporters"
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xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
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<script type="application/javascript"
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src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>
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<!-- This file tests (in a rough fashion) whether the memory reporters are
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producing sensible results. test_aboutmemory.xul tests the
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presentation of memory reports in about:memory. -->
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<!-- test results are displayed in the html:body -->
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<body xmlns="http://www.w3.org/1999/xhtml">
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<!-- In bug 773533, <marquee> elements crashed the JS memory reporter -->
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<marquee>Marquee</marquee>
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</body>
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<!-- some URIs that should be anonymized in anonymous mode -->
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<iframe id="amFrame" height="200" src="http://example.org:80"></iframe>
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<iframe id="amFrame" height="200" src="https://example.com:443"></iframe>
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<!-- test code goes here -->
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<script type="application/javascript">
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<![CDATA[
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// Nb: this test is all JS and so should be done with an xpcshell test,
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// but bug 671753 is preventing the memory-reporter-manager from being
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// accessed from xpcshell.
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"use strict";
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const Cc = Components.classes;
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const Ci = Components.interfaces;
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const Cr = Components.results;
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const NONHEAP = Ci.nsIMemoryReporter.KIND_NONHEAP;
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const HEAP = Ci.nsIMemoryReporter.KIND_HEAP;
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const OTHER = Ci.nsIMemoryReporter.KIND_OTHER;
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const BYTES = Ci.nsIMemoryReporter.UNITS_BYTES;
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const COUNT = Ci.nsIMemoryReporter.UNITS_COUNT;
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const COUNT_CUMULATIVE = Ci.nsIMemoryReporter.UNITS_COUNT_CUMULATIVE;
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const PERCENTAGE = Ci.nsIMemoryReporter.UNITS_PERCENTAGE;
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let vsizeAmounts = [];
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let residentAmounts = [];
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let jsGcHeapAmounts = [];
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let heapAllocatedAmounts = [];
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let storageSqliteAmounts = [];
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let present = {}
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// Generate a long, random string. We'll check that this string is
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// reported in at least one of the memory reporters.
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let bigString = "";
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while (bigString.length < 10000) {
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bigString += Math.random();
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}
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let bigStringPrefix = bigString.substring(0, 100);
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// Generate many copies of two distinctive short strings, "!)(*&" and
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// "@)(*&". We'll check that these strings are reported in at least
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// one of the memory reporters.
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let shortStrings = [];
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for (let i = 0; i < 10000; i++) {
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let str = (Math.random() > 0.5 ? "!" : "@") + ")(*&";
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shortStrings.push(str);
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}
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let mySandbox = Components.utils.Sandbox(document.nodePrincipal,
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{ sandboxName: "this-is-a-sandbox-name" });
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function handleReportNormal(aProcess, aPath, aKind, aUnits, aAmount,
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aDescription)
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{
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// Record the values of some notable reporters.
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if (aPath === "vsize") {
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vsizeAmounts.push(aAmount);
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} else if (aPath === "resident") {
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residentAmounts.push(aAmount);
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} else if (aPath === "js-main-runtime-gc-heap-committed/used/gc-things") {
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jsGcHeapAmounts.push(aAmount);
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} else if (aPath === "heap-allocated") {
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heapAllocatedAmounts.push(aAmount);
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} else if (aPath === "storage-sqlite") {
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storageSqliteAmounts.push(aAmount);
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// Check the presence of some other notable reporters.
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} else if (aPath.search(/^explicit\/js-non-window\/.*compartment\(/) >= 0) {
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present.jsNonWindowCompartments = true;
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} else if (aPath.search(/^explicit\/window-objects\/top\(.*\/js-compartment\(/) >= 0) {
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present.windowObjectsJsCompartments = true;
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} else if (aPath.search(/^explicit\/storage\/sqlite\/places.sqlite/) >= 0) {
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present.places = true;
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} else if (aPath.search(/^explicit\/images/) >= 0) {
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present.images = true;
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} else if (aPath.search(/^explicit\/xpti-working-set$/) >= 0) {
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present.xptiWorkingSet = true;
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} else if (aPath.search(/^explicit\/atom-tables\/main$/) >= 0) {
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present.atomTablesMain = true;
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} else if (/\[System Principal\].*this-is-a-sandbox-name/.test(aPath)) {
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// A system compartment with a location (such as a sandbox) should
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// show that location.
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present.sandboxLocation = true;
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} else if (aPath.contains(bigStringPrefix)) {
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present.bigString = true;
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} else if (aPath.contains("!)(*&")) {
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present.smallString1 = true;
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} else if (aPath.contains("@)(*&")) {
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present.smallString2 = true;
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}
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// Shouldn't get any anonymized paths.
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if (aPath.contains('<anonymized')) {
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present.anonymizedWhenUnnecessary = aPath;
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}
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}
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function handleReportAnonymized(aProcess, aPath, aKind, aUnits, aAmount,
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aDescription)
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{
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// Shouldn't get http: or https: in any paths.
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if (aPath.contains('http:')) {
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present.httpWhenAnonymized = aPath;
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}
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// file: URLs should have their path anonymized.
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if (aPath.search('file:..[^<]') !== -1) {
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present.unanonymizedFilePathWhenAnonymized = aPath;
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}
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}
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let mgr = Cc["@mozilla.org/memory-reporter-manager;1"].
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getService(Ci.nsIMemoryReporterManager);
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// Access the distinguished amounts (mgr.explicit et al.) just to make sure
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// they don't crash. We can't check their actual values because they're
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// non-deterministic.
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//
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// Nb: mgr.explicit will throw NS_ERROR_NOT_AVAILABLE if this is a
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// --enable-trace-malloc build. Allow for that exception, but *only* that
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// exception.
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let dummy;
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let haveExplicit = true;
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try {
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dummy = mgr.explicit;
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} catch (ex) {
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is(ex.result, Cr.NS_ERROR_NOT_AVAILABLE, "mgr.explicit exception");
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haveExplicit = false;
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}
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let amounts = [
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"vsize",
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"vsizeMaxContiguous",
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"resident",
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"residentFast",
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"heapAllocated",
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"heapOverheadRatio",
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"JSMainRuntimeGCHeap",
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"JSMainRuntimeTemporaryPeak",
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"JSMainRuntimeCompartmentsSystem",
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"JSMainRuntimeCompartmentsUser",
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"imagesContentUsedUncompressed",
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"storageSQLite",
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"lowMemoryEventsVirtual",
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"lowMemoryEventsPhysical",
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"ghostWindows",
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"pageFaultsHard",
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];
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for (let i = 0; i < amounts.length; i++) {
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try {
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// If mgr[amounts[i]] throws an exception, just move on -- some amounts
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// aren't available on all platforms. But if the attribute simply
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// isn't present, that indicates the distinguished amounts have changed
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// and this file hasn't been updated appropriately.
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dummy = mgr[amounts[i]];
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ok(dummy !== undefined,
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"accessed an unknown distinguished amount: " + amounts[i]);
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} catch (ex) {
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}
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}
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// Run sizeOfTab() to make sure it doesn't crash. We can't check the result
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// values because they're non-deterministic.
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let jsObjectsSize = {};
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let jsStringsSize = {};
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let jsOtherSize = {};
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let domSize = {};
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let styleSize = {};
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let otherSize = {};
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let totalSize = {};
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let jsMilliseconds = {};
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let nonJSMilliseconds = {};
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mgr.sizeOfTab(window, jsObjectsSize, jsStringsSize, jsOtherSize,
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domSize, styleSize, otherSize, totalSize,
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jsMilliseconds, nonJSMilliseconds);
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mgr.getReportsForThisProcess(handleReportNormal, null,
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/* anonymize = */ false);
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mgr.getReportsForThisProcess(handleReportAnonymized, null,
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/* anonymize = */ true);
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function checkSpecialReport(aName, aAmounts, aCanBeUnreasonable)
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{
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ok(aAmounts.length == 1, aName + " has " + aAmounts.length + " report");
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let n = aAmounts[0];
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// Check the size is reasonable -- i.e. not ridiculously large or small.
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ok((100 * 1000 <= n && n <= 10 * 1000 * 1000 * 1000) || aCanBeUnreasonable,
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aName + "'s size is reasonable");
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}
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// If mgr.explicit failed, we won't have "heap-allocated" either.
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if (haveExplicit) {
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checkSpecialReport("heap-allocated", heapAllocatedAmounts);
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}
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// vsize may be unreasonable if ASAN is enabled
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checkSpecialReport("vsize", vsizeAmounts, /*canBeUnreasonable*/true);
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checkSpecialReport("resident", residentAmounts);
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checkSpecialReport("js-main-runtime-gc-heap-committed/used/gc-things", jsGcHeapAmounts);
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ok(present.jsNonWindowCompartments, "js-non-window compartments are present");
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ok(present.windowObjectsJsCompartments, "window-objects/.../js compartments are present");
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ok(present.places, "places is present");
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ok(present.images, "images is present");
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ok(present.xptiWorkingSet, "xpti-working-set is present");
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ok(present.atomTablesMain, "atom-tables/main is present");
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ok(present.sandboxLocation, "sandbox locations are present");
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ok(present.bigString, "large string is present");
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ok(present.smallString1, "small string 1 is present");
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ok(present.smallString2, "small string 2 is present");
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ok(!present.anonymizedWhenUnnecessary,
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"anonymized paths are not present when unnecessary. Failed case: " +
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present.anonymizedWhenUnnecessary);
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ok(!present.httpWhenAnonymized,
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"http URLs are anonymized when necessary. Failed case: " +
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present.httpWhenAnonymized);
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ok(!present.unanonymizedFilePathWhenAnonymized,
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"file URLs are anonymized when necessary. Failed case: " +
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present.unanonymizedFilePathWhenAnonymized);
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// Reporter registration tests
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// collectReports() calls to the test reporter.
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let called = 0;
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// The test memory reporter, testing the various report units.
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// Also acts as a report collector, verifying the reported values match the
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// expected ones after passing through XPConnect / nsMemoryReporterManager
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// and back.
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function MemoryReporterAndCallback() {
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this.seen = 0;
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}
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MemoryReporterAndCallback.prototype = {
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// The test reports.
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// Each test key corresponds to the path of the report. |amount| is a
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// function called when generating the report. |expected| is a function
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// to be tested when receiving a report during collection. If |expected| is
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// omitted the |amount| will be checked instead.
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tests: {
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"test-memory-reporter-bytes1": {
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units: BYTES,
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amount: () => 0
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},
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"test-memory-reporter-bytes2": {
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units: BYTES,
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amount: () => (1<<30) * 8 // awkward way to say 8G in JS
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},
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"test-memory-reporter-counter": {
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units: COUNT,
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amount: () => 2
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},
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"test-memory-reporter-ccounter": {
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units: COUNT_CUMULATIVE,
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amount: () => ++called,
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expected: () => called
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},
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"test-memory-reporter-percentage": {
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units: PERCENTAGE,
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amount: () => 9999
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}
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},
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// nsIMemoryReporter
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collectReports: function(callback, data, anonymize) {
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for (let path of Object.keys(this.tests)) {
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try {
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let test = this.tests[path];
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callback.callback(
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"", // Process. Should be "" initially.
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path,
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OTHER,
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test.units,
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test.amount(),
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"Test " + path + ".",
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data);
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}
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catch (ex) {
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ok(false, ex);
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}
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}
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},
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// nsIMemoryReporterCallback
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callback: function(process, path, kind, units, amount, data) {
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if (path in this.tests) {
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this.seen++;
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let test = this.tests[path];
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ok(units === test.units, "Test reporter units match");
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ok(amount === (test.expected || test.amount)(),
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"Test reporter values match: " + amount);
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}
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},
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// Checks that the callback has seen the expected number of reports, and
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// resets the callback counter.
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// @param expected Optional. Expected number of reports the callback
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// should have processed.
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finish: function(expected) {
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if (expected === undefined) {
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expected = Object.keys(this.tests).length;
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}
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is(expected, this.seen,
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"Test reporter called the correct number of times: " + expected);
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this.seen = 0;
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}
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};
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// General memory reporter + registerStrongReporter tests.
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function test_register_strong() {
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let reporterAndCallback = new MemoryReporterAndCallback();
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// Registration works.
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mgr.registerStrongReporter(reporterAndCallback);
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// Check the generated reports.
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mgr.getReportsForThisProcess(reporterAndCallback, null,
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/* anonymize = */ false);
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reporterAndCallback.finish();
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// Unregistration works.
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mgr.unregisterStrongReporter(reporterAndCallback);
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// The reporter was unregistered, hence there shouldn't be any reports from
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// the test reporter.
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mgr.getReportsForThisProcess(reporterAndCallback, null,
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/* anonymize = */ false);
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reporterAndCallback.finish(0);
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}
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test_register_strong();
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// Check strong reporters a second time, to make sure a reporter can be
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// re-registered.
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test_register_strong();
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// Check that you cannot register JS components as weak reporters.
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function test_register_weak() {
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let reporterAndCallback = new MemoryReporterAndCallback();
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try {
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// Should fail! nsMemoryReporterManager will only hold a raw pointer to
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// "weak" reporters. When registering a weak reporter, XPConnect will
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// create a WrappedJS for JS components. This WrappedJS would be
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// successfully registered with the manager, only to be destroyed
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// immediately after, which would eventually lead to a crash when
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// collecting the reports. Therefore nsMemoryReporterManager should
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// reject WrappedJS reporters, which is what is tested here.
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// See bug 950391 comment #0.
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mgr.registerWeakReporter(reporterAndCallback);
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ok(false, "Shouldn't be allowed to register a JS component (WrappedJS)");
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}
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catch (ex) {
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ok(ex.message.indexOf("NS_ERROR_") >= 0,
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"WrappedJS reporter got rejected: " + ex);
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}
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}
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test_register_weak();
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]]>
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</script>
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</window>
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