Frame-eval-24.js - mozsearch

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// Make sure the getVariable/setVariable/eval functions work correctly with

// unaliased locals.

var g = newGlobal({newCompartment: true});

g.eval(`

function g() { debugger; };

function f(arg) {

    var y = arg - 3;

    var a1 = 1;

    var a2 = 1;

    var b = arg + 9;

    var z = function() { return a1 + a2; };

    g();

    return y * b; // To prevent the JIT from optimizing out y and b.

};`);

var dbg = new Debugger(g);

dbg.onDebuggerStatement = function handleDebugger(frame) {

    assertEq(frame.older.eval("y + b").return, 26);

    assertEq(frame.older.environment.getVariable("y"), 7);

    frame.older.environment.setVariable("b", 4);

    assertEq(frame.older.eval("y + b").return, 11);

};

g.f(10);