deps/v8/test/inspector/debugger/step-into-break-on-async-call.js


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// Copyright 2017 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('Test for Debugger.stepInto with breakOnAsyncCall.');

InspectorTest.runAsyncTestSuite([
  async function testSetTimeout() {
    Protocol.Debugger.enable();
    Protocol.Debugger.pause();
    let pausedPromise = Protocol.Debugger.oncePaused();
    Protocol.Runtime.evaluate({
      expression: 'setTimeout(() => 42, 0)//# sourceURL=test.js'
    });
    await pausedPromise;
    Protocol.Debugger.stepInto({breakOnAsyncCall: true});
    let {params: {callFrames, asyncCallStackTraceId}} =
        await Protocol.Debugger.oncePaused();
    session.logCallFrames(callFrames);
    if (asyncCallStackTraceId) {
      InspectorTest.log('asyncCallStackTraceId is set');
    }
    Protocol.Debugger.pauseOnAsyncCall(
        {parentStackTraceId: asyncCallStackTraceId});
    pausedPromise = Protocol.Debugger.oncePaused();
    Protocol.Debugger.resume();
    ({params: {callFrames, asyncCallStackTraceId}} = await pausedPromise);
    session.logCallFrames(callFrames);
    if (!asyncCallStackTraceId) {
      InspectorTest.log('asyncCallStackTraceId is empty');
    }
    await Protocol.Debugger.disable();
  },

  async function testPromiseThen() {
    Protocol.Debugger.enable();
    Protocol.Runtime.evaluate({expression: 'var p = Promise.resolve()'});
    Protocol.Debugger.pause();
    let pausedPromise = Protocol.Debugger.oncePaused();
    Protocol.Runtime.evaluate({expression: 'p.then(() => 42)//# sourceURL=test.js'});
    await pausedPromise;
    Protocol.Debugger.stepInto({breakOnAsyncCall: true});
    let {params: {callFrames, asyncCallStackTraceId}} =
        await Protocol.Debugger.oncePaused();
    session.logCallFrames(callFrames);
    if (asyncCallStackTraceId) {
      InspectorTest.log('asyncCallStackTraceId is set');
    }
    Protocol.Debugger.pauseOnAsyncCall(
        {parentStackTraceId: asyncCallStackTraceId});
    pausedPromise = Protocol.Debugger.oncePaused();
    Protocol.Debugger.resume();
    ({params: {callFrames, asyncCallStackTraceId}} = await pausedPromise);
    session.logCallFrames(callFrames);
    if (!asyncCallStackTraceId) {
      InspectorTest.log('asyncCallStackTraceId is empty');
    }
    await Protocol.Debugger.disable();
  }
]);