v8/test/inspector/regress/regress-crbug-1350842.js

// 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.

const {contextGroup, Protocol} = InspectorTest.start('Don\'t crash when evaluating `this` in class instance initializer');

const script = `
(function foo() {
  function identity(v) {
    return v;
  }

  debugger;

  new class tmpName {
    #thisWorks = this.constructor.name;
    #thisFails = identity(this.constructor.name);
  };
})();
`;

(async () => {
  Protocol.Debugger.enable();

  contextGroup.addScript(script, 0, 0, 'test.js');

  await Protocol.Debugger.oncePaused();

  Protocol.Debugger.stepInto({});
  await Protocol.Debugger.oncePaused();

  Protocol.Debugger.stepInto({});
  const { params: { callFrames } } = await Protocol.Debugger.oncePaused();

  InspectorTest.logMessage(
    await Protocol.Debugger.evaluateOnCallFrame({ callFrameId: callFrames[0].callFrameId, expression: "this" }));
  InspectorTest.logMessage(
    await Protocol.Debugger.evaluateOnCallFrame({ callFrameId: callFrames[0].callFrameId, expression: "this.constructor.name" }));

  InspectorTest.completeTest();
})();