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1b70409821
MozReview-Commit-ID: JobfpedA88C Differential Revision: https://phabricator.services.mozilla.com/D13823 --HG-- rename : devtools/client/debugger/test/mochitest/doc_promise-get-allocation-stack.html => devtools/server/tests/browser/doc_promise-get-allocation-stack.html rename : devtools/client/debugger/test/mochitest/doc_promise-get-fulfillment-stack.html => devtools/server/tests/browser/doc_promise-get-fulfillment-stack.html rename : devtools/client/debugger/test/mochitest/doc_promise-get-rejection-stack.html => devtools/server/tests/browser/doc_promise-get-rejection-stack.html extra : moz-landing-system : lando
68 lines
2 KiB
JavaScript
68 lines
2 KiB
JavaScript
/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
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/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
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/* Any copyright is dedicated to the Public Domain.
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* http://creativecommons.org/publicdomain/zero/1.0/ */
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/**
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* Test that we can get a stack to a promise's allocation point.
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*/
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"use strict";
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const TAB_URL = URL_ROOT + "doc_promise-get-allocation-stack.html";
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const ObjectClient = require("devtools/shared/client/object-client");
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add_task(async function test() {
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const browser = await addTab(TAB_URL);
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const tab = gBrowser.getTabForBrowser(browser);
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const target = await TargetFactory.forTab(tab);
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await target.attach();
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await testGetAllocationStack(tab, target);
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await target.destroy();
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});
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async function testGetAllocationStack(tab, target) {
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const front = await target.getFront("promises");
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await front.attach();
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await front.listPromises();
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// Get the grip for promise p
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const onNewPromise = new Promise(resolve => {
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front.on("new-promises", promises => {
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for (const p of promises) {
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if (p.preview.ownProperties.name &&
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p.preview.ownProperties.name.value === "p") {
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resolve(p);
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}
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}
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});
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});
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await ContentTask.spawn(tab.linkedBrowser, {}, () => {
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content.wrappedJSObject.makePromises();
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});
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const form = await onNewPromise;
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ok(form, "Found our promise p");
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const objectClient = new ObjectClient(target.client, form);
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ok(objectClient, "Got Object Client");
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const response = await objectClient.getPromiseAllocationStack();
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ok(response.allocationStack.length, "Got promise allocation stack.");
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for (const stack of response.allocationStack) {
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is(stack.source.url, TAB_URL, "Got correct source URL.");
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is(stack.functionDisplayName, "makePromises",
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"Got correct function display name.");
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is(typeof stack.line, "number", "Expect stack line to be a number.");
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is(typeof stack.column, "number",
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"Expect stack column to be a number.");
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}
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await front.detach();
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}
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