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inspector, test: verify reported console message

Many Inspector protocol clients rely on the top frame reported for the
console messages. This test makes sure correct location is reported.

PR-URL: #25455
Reviewed-By: Joyee Cheung <>
Reviewed-By: Anna Henningsen <>
Reviewed-By: Luigi Pinca <>
Reviewed-By: Colin Ihrig <>
Reviewed-By: James M Snell <>
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eugeneo authored and BridgeAR committed Jan 11, 2019
1 parent b524a7b commit cb73fed4305591ad06b17a135f60c3e9b1ad9b00
Showing with 31 additions and 0 deletions.
  1. +31 −0 test/parallel/test-inspector-console-top-frame.js
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'use strict';

// Verify that the line containing console.log is reported as a top stack frame
// of the consoleAPICalled notification.
// Changing this will break many Inspector protocol clients, including
// debuggers that use that value for navigating from console messages to code.

const common = require('../common');

const assert = require('assert');
const { Session } = require('inspector');
const { basename } = require('path');

function logMessage() {
console.log('Log a message');

const session = new Session();
let topFrame;
session.once('Runtime.consoleAPICalled', (notification) => {
topFrame = (notification.params.stackTrace.callFrames[0]);

logMessage(); // Triggers Inspector notification

assert.strictEqual(basename(topFrame.url), basename(__filename));
assert.strictEqual(topFrame.lineNumber, 15);

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