50930a0fa0
PR-URL: https://github.com/nodejs/node/pull/39469 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
50 lines
1.1 KiB
JavaScript
50 lines
1.1 KiB
JavaScript
// Copyright 2016 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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var Debug = debug.Debug;
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var step_count = 0;
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function listener(event, execState, eventData, data) {
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if (event != Debug.DebugEvent.Break) return;
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try {
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var line = execState.frame(0).sourceLineText();
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print(line);
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var [match, expected_count, step] = /\/\/ B(\d) (\w+)$/.exec(line);
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assertEquals(step_count++, parseInt(expected_count));
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if (step != "Continue") execState.prepareStep(Debug.StepAction[step]);
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} catch (e) {
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print(e, e.stack);
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quit(1);
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}
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}
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Debug.setListener(listener);
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var late_resolve;
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function g() {
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return new Promise( // B2 StepOut
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function(res, rej) {
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late_resolve = res;
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}
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);
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}
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async function f() {
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var a = 1;
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debugger; // B0 StepOver
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a +=
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await // B1 StepInto
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g();
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return a; // B3 Continue
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}
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f();
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late_resolve(3);
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%PerformMicrotaskCheckpoint();
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assertEquals(4, step_count);
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