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// Frame.prototype.callee for a generator function frame.
load(libdir + "asserts.js");
var g = newGlobal({ newCompartment: true });
var dbg = new Debugger(g);
g.eval(`
function* f() {}
`);
const fObj = dbg.makeGlobalObjectReference(g).makeDebuggeeValue(g.f);
let frame;
let callee;
dbg.onEnterFrame = function(f) {
frame = f;
callee = frame.callee;
};
const it = g.f();
assertEq(frame instanceof Debugger.Frame, true);
assertEq(callee instanceof Debugger.Object, true);
assertEq(callee, fObj);
assertEq(frame.callee, callee);
const lastFrame = frame;
const lastCallee = callee;
frame = null;
callee = null;
it.next();
assertEq(frame, lastFrame);
assertEq(callee, lastCallee);
// The frame has finished evaluating, so the callee is no longer accessible.
assertThrowsInstanceOf(() => frame.callee, Error);