зеркало из https://github.com/mozilla/gecko-dev.git
106 строки
3.0 KiB
JavaScript
106 строки
3.0 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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http://creativecommons.org/publicdomain/zero/1.0/ */
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"use strict";
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function forceSyncReflow(div) {
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div.setAttribute('class', 'resize-change-color');
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// Force a reflow.
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return div.offsetWidth;
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}
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function testSendingEvent() {
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content.document.body.dispatchEvent(new content.Event("dog"));
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}
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function testConsoleTime() {
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content.console.time("cats");
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}
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function testConsoleTimeEnd() {
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content.console.timeEnd("cats");
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}
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function makePromise() {
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let resolver;
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new Promise(function(resolve, reject) {
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testConsoleTime();
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resolver = resolve;
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}).then(function(val) {
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testConsoleTimeEnd();
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});
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return resolver;
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}
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function resolvePromise(resolver) {
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resolver(23);
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}
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var TESTS = [{
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desc: "Stack trace on sync reflow",
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searchFor: "Reflow",
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setup: function(docShell) {
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let div = content.document.querySelector("div");
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forceSyncReflow(div);
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},
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check: function(markers) {
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markers = markers.filter(m => m.name == "Reflow");
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ok(markers.length > 0, "Reflow marker includes stack");
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ok(markers[0].stack.functionDisplayName == "forceSyncReflow");
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}
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}, {
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desc: "Stack trace on DOM event",
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searchFor: "DOMEvent",
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setup: function(docShell) {
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content.document.body.addEventListener("dog",
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function(e) { console.log("hi"); },
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true);
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testSendingEvent();
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},
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check: function(markers) {
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markers = markers.filter(m => m.name == "DOMEvent");
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ok(markers.length > 0, "DOMEvent marker includes stack");
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ok(markers[0].stack.functionDisplayName == "testSendingEvent",
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"testSendingEvent is on the stack");
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}
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}, {
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desc: "Stack trace on console event",
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searchFor: "ConsoleTime",
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setup: function(docShell) {
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testConsoleTime();
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testConsoleTimeEnd();
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},
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check: function(markers) {
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markers = markers.filter(m => m.name == "ConsoleTime");
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ok(markers.length > 0, "ConsoleTime marker includes stack");
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ok(markers[0].stack.functionDisplayName == "testConsoleTime",
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"testConsoleTime is on the stack");
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ok(markers[0].endStack.functionDisplayName == "testConsoleTimeEnd",
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"testConsoleTimeEnd is on the stack");
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}
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}];
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if (Services.prefs.getBoolPref("javascript.options.asyncstack")) {
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TESTS.push({
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desc: "Async stack trace on Promise",
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searchFor: "ConsoleTime",
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setup: function(docShell) {
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let resolver = makePromise();
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resolvePromise(resolver);
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},
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check: function(markers) {
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markers = markers.filter(m => m.name == "ConsoleTime");
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ok(markers.length > 0, "Promise marker includes stack");
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let frame = markers[0].endStack;
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ok(frame.parent.asyncParent !== null, "Parent frame has async parent");
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is(frame.parent.asyncParent.asyncCause, "promise callback",
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"Async parent has correct cause");
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is(frame.parent.asyncParent.functionDisplayName, "makePromise",
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"Async parent has correct function name");
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}
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});
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}
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timelineContentTest(TESTS);
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