nodejs-mozilla/test/sequential/test-inspector-async-stack-...

72 lines
2.2 KiB
JavaScript

'use strict';
const common = require('../common');
common.skipIfInspectorDisabled();
common.skipIf32Bits();
const { NodeInstance } = require('../common/inspector-helper');
const assert = require('assert');
const script = `runTest();
function runTest() {
const p = Promise.resolve();
p.then(function break1() { // lineNumber 3
debugger;
});
p.then(function break2() { // lineNumber 6
debugger;
});
}
`;
async function runTests() {
const instance = new NodeInstance(undefined, script);
const session = await instance.connectInspectorSession();
await session.send([
{ 'method': 'Runtime.enable' },
{ 'method': 'Debugger.enable' },
{ 'method': 'Debugger.setAsyncCallStackDepth',
'params': { 'maxDepth': 10 } },
{ 'method': 'Debugger.setBlackboxPatterns',
'params': { 'patterns': [] } },
{ 'method': 'Runtime.runIfWaitingForDebugger' }
]);
await session.waitForBreakOnLine(0, '[eval]');
await session.send({ 'method': 'Debugger.resume' });
console.error('[test] Waiting for break1');
debuggerPausedAt(await session.waitForBreakOnLine(4, '[eval]'),
'break1', 'runTest:3');
await session.send({ 'method': 'Debugger.resume' });
console.error('[test] Waiting for break2');
debuggerPausedAt(await session.waitForBreakOnLine(7, '[eval]'),
'break2', 'runTest:6');
await session.runToCompletion();
assert.strictEqual((await instance.expectShutdown()).exitCode, 0);
}
function debuggerPausedAt(msg, functionName, previousTickLocation) {
assert(
!!msg.params.asyncStackTrace,
`${Object.keys(msg.params)} contains "asyncStackTrace" property`);
assert.strictEqual(msg.params.callFrames[0].functionName, functionName);
assert.strictEqual(msg.params.asyncStackTrace.description, 'Promise.then');
const frameLocations = msg.params.asyncStackTrace.callFrames.map(
(frame) => `${frame.functionName}:${frame.lineNumber}`);
assertArrayIncludes(frameLocations, previousTickLocation);
}
function assertArrayIncludes(actual, expected) {
const expectedString = JSON.stringify(expected);
const actualString = JSON.stringify(actual);
assert(
actual.includes(expected),
`Expected ${actualString} to contain ${expectedString}.`);
}
runTests().then(common.mustCall());