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// Make sure that stacks in completion values are not lost when an exception
// unwind hook returns undefined.
let g = newGlobal({ newCompartment: true });
g.eval(`
function foo() {
bar();
}
function bar() {
throw new Error();
}
`);
let dbg = Debugger(g);
let unwindHits = 0, popHits = 0;
dbg.onExceptionUnwind = frame => {
unwindHits++;
return undefined;
}
dbg.onEnterFrame = frame => {
frame.onPop = completion => {
assertEq(completion.stack.functionDisplayName, "bar");
popHits++;
};
};
try {
g.eval("foo()");
} catch (e) {}
assertEq(unwindHits, 3);
assertEq(popHits, 3);
dbg.removeDebuggee(g);