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// An explicit async stack should be available via olderSavedFrame.
// This test makes sure that "main" shows up as an async saved frame
// instead of "older", even though "drainJobQueue()" is running inside of
// "main()" directly.
var g = newGlobal({ newCompartment: true });
var dbg = new Debugger(g);
let done = false;
dbg.onDebuggerStatement = function (frame) {
// This frame has an "olderSavedFrame" because "run()" is an async function
// and those have explicit async stacks attached to them.
const parent = frame.olderSavedFrame;
assertEq(typeof parent.source, "string");
assertEq(parent.line, 12);
assertEq(parent.column, 3);
assertEq(parent.asyncCause, "async");
assertEq(parent.functionDisplayName, "main");
done = true;
};
g.eval(`
let draining = false;
async function run() {
await Promise.resolve();
// Make sure that the test is running within "drainJobQueue()".
assertEq(draining, true);
debugger;
}
(function main() {
run();
// Force resumption of the "run" function.
draining = true;
drainJobQueue();
draining = false;
})();
`);
assertEq(done, true);
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