52 lines
1.1 KiB
JavaScript
52 lines
1.1 KiB
JavaScript
|
// Copyright 2016 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.
|
||
|
|
|
||
|
|
// Flags: --expose-debug-as debug --allow-natives-syntax --harmony-async-await
|
||
|
|
|
||
|
|
var Debug = debug.Debug;
|
||
|
|
var step_count = 0;
|
||
|
|
|
||
|
|
function listener(event, execState, eventData, data) {
|
||
|
|
if (event != Debug.DebugEvent.Break) return;
|
||
|
|
try {
|
||
|
|
var line = execState.frame(0).sourceLineText();
|
||
|
|
print(line);
|
||
|
|
var [match, expected_count, step] = /\/\/ B(\d) (\w+)$/.exec(line);
|
||
|
|
assertEquals(step_count++, parseInt(expected_count));
|
||
|
|
if (step != "Continue") execState.prepareStep(Debug.StepAction[step]);
|
||
|
|
} catch (e) {
|
||
|
|
print(e, e.stack);
|
||
|
|
quit(1);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
Debug.setListener(listener);
|
||
|
|
|
||
|
|
var late_resolve;
|
||
|
|
|
||
|
|
function g() {
|
||
|
|
return new Promise( // B3 StepOut
|
||
|
|
function(res, rej) {
|
||
|
|
late_resolve = res;
|
||
|
|
}
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
async function f() {
|
||
|
|
var a = 1;
|
||
|
|
debugger; // B0 StepNext
|
||
|
|
a += // B1 StepNext
|
||
|
|
await // B4 StepOut
|
||
|
|
g(); // B2 StepIn
|
||
|
|
return a;
|
||
|
|
}
|
||
|
|
|
||
|
|
f();
|
||
|
|
|
||
|
|
late_resolve(3); // B5 Continue
|
||
|
|
|
||
|
|
%RunMicrotasks();
|
||
|
|
|
||
|
|
assertEquals(6, step_count);
|