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// Test that on->off->on and off->on->off toggles don't crash.
function addRemove(dbg, g) {
dbg.addDebuggee(g);
var f = dbg.getNewestFrame();
while (f)
f = f.older;
dbg.removeDebuggee(g);
}
function removeAdd(dbg, g) {
dbg.removeDebuggee(g);
dbg.addDebuggee(g);
var f = dbg.getNewestFrame();
while (f)
f = f.older;
}
function newGlobalDebuggerPair(toggleSeq) {
var g = newGlobal({newCompartment: true});
var dbg = new Debugger;
if (toggleSeq == removeAdd)
dbg.addDebuggee(g);
g.eval("" + function f() { return g(); });
g.eval("" + function g() { return h(); });
g.eval("line0 = Error().lineNumber;");
g.eval("" + function h() {
for (var i = 0; i < 100; i++)
interruptIf(i == 95);
debugger;
return i;
});
setInterruptCallback(function () { return true; });
return [g, dbg];
}
function testInterrupt(toggleSeq) {
var [g, dbg] = newGlobalDebuggerPair(toggleSeq);
setInterruptCallback(function () {
toggleSeq(dbg, g);
return true;
});
assertEq(g.f(), 100);
}
function testPrologue(toggleSeq) {
var [g, dbg] = newGlobalDebuggerPair(toggleSeq);
dbg.onEnterFrame = function (f) {
if (f.callee && f.callee.name == "h")
toggleSeq(dbg, g);
};
assertEq(g.f(), 100);
}
function testEpilogue(toggleSeq) {
var [g, dbg] = newGlobalDebuggerPair(toggleSeq);
dbg.onEnterFrame = function (f) {
if (f.callee && f.callee.name == "h") {
f.onPop = function () {
toggleSeq(dbg, g);
};
}
};
assertEq(g.f(), 100);
}
function testTrap(toggleSeq) {
var [g, dbg] = newGlobalDebuggerPair(toggleSeq);
dbg.onEnterFrame = function (f) {
if (f.callee && f.callee.name == "h") {
var offs = f.script.getLineOffsets(g.line0 + 2);
assertEq(offs.length > 0, true);
f.script.setBreakpoint(offs[0], { hit: function () {
toggleSeq(dbg, g);
}});
}
};
assertEq(g.f(), 100);
}
function testDebugger(toggleSeq) {
var [g, dbg] = newGlobalDebuggerPair(toggleSeq);
dbg.onDebuggerStatement = function () {
toggleSeq(dbg, g);
};
assertEq(g.f(), 100);
}
testInterrupt(addRemove);
testInterrupt(removeAdd);
testPrologue(removeAdd);
testEpilogue(removeAdd);
testTrap(removeAdd);
testDebugger(removeAdd);