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// Multiple debuggers all get their onPop handlers called.
function completionsEqual(c1, c2) {
if (c1 && c2) {
if (c1.throw)
return c1.throw === c2.throw;
else
return c1.return === c2.return;
}
return c1 === c2;
}
function completionString(c) {
if (c == null)
return 'x';
if (c.return)
return 'r' + c.return;
if (c.throw)
return 't' + c.throw;
return '?';
}
var g = newGlobal({newCompartment: true}); // poor thing
g.eval('function f() { debugger; return "1"; }');
// A list of the debuggers' Debugger.Frame instances. When it's all over,
// we test that they are all marked as no longer live.
var frames = [];
// We start off the test via Debugger.Frame.prototype.eval, so if we end
// with a termination, we still catch it, instead of aborting the whole
// test. (Debugger.Object.prototype.executeInGlobal would simplify this...)
var dbg0 = new Debugger(g);
dbg0.onEnterFrame = function handleOriginalEnter(frame) {
dbg0.log += '(';
dbg0.onEnterFrame = undefined;
assertEq(frame.onStack, true);
frames.push(frame);
var dbgs = [];
var log;
// Create a separate debugger to carry out each item in sequence.
for (let i = 0; i < 9; i++) {
// Each debugger's handlers close over a distinct 'dbg', but
// that's the only distinction between them. Otherwise, they're
// driven entirely by global data, so the order in which events are
// dispatched to them shouldn't matter.
let dbg = new Debugger(g);
dbgs.push(dbg);
dbg.onDebuggerStatement = function handleDebuggerStatement(f) {
log += 'd';
assertEq(f.onStack, true);
frames.push(f);
};
// First expect the 'eval'...
dbg.onEnterFrame = function handleEnterEval(f) {
log += 'e';
assertEq(f.type, 'eval');
assertEq(f.onStack, true);
frames.push(f);
// Then expect the call.
dbg.onEnterFrame = function handleEnterCall(f) {
log += '(';
assertEq(f.type, 'call');
assertEq(f.onStack, true);
frames.push(f);
// Don't expect any further frames.
dbg.onEnterFrame = function handleExtraEnter(f) {
log += 'z';
};
f.onPop = function handlePop(c) {
log += ')';
assertEq(this.onStack, true);
assertEq(completionsEqual(c, { return: '1' }), true);
frames.push(this);
// Check that this debugger is in the list, and then remove it.
var i = dbgs.indexOf(dbg);
assertEq(i != -1, true);
dbgs.splice(i,1);
};
};
};
}
log = '';
assertEq(completionsEqual(frame.eval('f()'), { return: '1' }), true);
assertEq(log, "eeeeeeeee(((((((((ddddddddd)))))))))");
dbg0.log += '.';
};
dbg0.log = '';
g.eval('eval');
assertEq(dbg0.log, '(.');
// Check that all Debugger.Frame instances we ran into are now marked as dead.
for (var i = 0; i < frames.length; i++)
assertEq(frames[i].onStack, false);