nodejs/test/parallel/test-inspector-wait-for-con...

62 lines
2.5 KiB
JavaScript

'use strict';
const common = require('../common');
common.skipIfInspectorDisabled();
const assert = require('assert');
const { NodeInstance } = require('../common/inspector-helper.js');
async function runTests() {
const child = new NodeInstance(['-e', `(${main.toString()})()`], '', '');
const session = await child.connectInspectorSession();
await session.send({ method: 'Runtime.enable' });
// Check that there is only one console message received.
await session.waitForConsoleOutput('log', 'before wait for debugger');
assert.ok(!session.unprocessedNotifications()
.some((n) => n.method === 'Runtime.consoleAPICalled'));
// Check that inspector.url() is available between inspector.open() and
// inspector.waitForDebugger()
const { result: { value } } = await session.send({
method: 'Runtime.evaluate',
params: {
expression: 'process._ws',
includeCommandLineAPI: true
}
});
assert.ok(value.startsWith('ws://'));
session.send({ method: 'Runtime.runIfWaitingForDebugger' });
// Check that messages after first and before second waitForDebugger are
// received
await session.waitForConsoleOutput('log', 'after wait for debugger');
await session.waitForConsoleOutput('log', 'before second wait for debugger');
assert.ok(!session.unprocessedNotifications()
.some((n) => n.method === 'Runtime.consoleAPICalled'));
const secondSession = await child.connectInspectorSession();
// Check that inspector.waitForDebugger can be resumed from another session
secondSession.send({ method: 'Runtime.runIfWaitingForDebugger' });
await session.waitForConsoleOutput('log', 'after second wait for debugger');
assert.ok(!session.unprocessedNotifications()
.some((n) => n.method === 'Runtime.consoleAPICalled'));
secondSession.disconnect();
session.disconnect();
function main(prefix) {
const inspector = require('inspector');
inspector.open(0, undefined, false);
process._ws = inspector.url();
console.log('before wait for debugger');
inspector.waitForDebugger();
console.log('after wait for debugger');
console.log('before second wait for debugger');
inspector.waitForDebugger();
console.log('after second wait for debugger');
}
// Check that inspector.waitForDebugger throws if there is no active
// inspector
const re = /^Error \[ERR_INSPECTOR_NOT_ACTIVE\]: Inspector is not active$/;
assert.throws(() => require('inspector').waitForDebugger(), re);
}
runTests().then(common.mustCall());