v8/test/inspector/regress/regress-crbug-1220203.js
Benedikt Meurer a3b145c714 [debug] Fix catch prediction inside async generators.
Properly push back the current request promise for async generators when
resuming after an `await` to ensure that the catch prediction works as
expected for async generators.

Fixed: chromium:1220203
Change-Id: I8c3592ceb567aadcba8f460794cd5d60a965a360
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3442680
Commit-Queue: Benedikt Meurer <bmeurer@chromium.org>
Auto-Submit: Benedikt Meurer <bmeurer@chromium.org>
Reviewed-by: Philip Pfaffe <pfaffe@chromium.org>
Commit-Queue: Philip Pfaffe <pfaffe@chromium.org>
Cr-Commit-Position: refs/heads/main@{#78984}
2022-02-07 17:14:05 +00:00

43 lines
1.3 KiB
JavaScript

// Copyright 2022 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
let {session, contextGroup, Protocol} = InspectorTest.start('Regression test for crbug.com/1220203.');
contextGroup.addScript(`
async function *generatorFunction() {
await 1;
throwError();
}
function throwError() {
throw new Error();
}
async function main() {
for await (const value of generatorFunction()) {}
}`);
session.setupScriptMap();
InspectorTest.runAsyncTestSuite([
async function testBreakOnUncaughtException() {
await Promise.all([
Protocol.Runtime.enable(),
Protocol.Debugger.enable(),
Protocol.Debugger.setPauseOnExceptions({state: 'uncaught'}),
]);
const pausedPromise = Protocol.Debugger.oncePaused();
const evalPromise = Protocol.Runtime.evaluate({expression: 'main()', awaitPromise: true});
const {params: {callFrames, data}} = await pausedPromise;
InspectorTest.log(`${data.uncaught ? 'Uncaught' : 'Caught'} exception at`);
await session.logSourceLocation(callFrames[0].location);
await Promise.all([
Protocol.Debugger.resume(),
evalPromise,
Protocol.Runtime.disable(),
Protocol.Debugger.disable(),
]);
},
]);