Frame-this-06.js - mozsearch

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// Frame.this and evalInFrame with missing this, strict and non-strict.

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

var dbg = new Debugger(g);

var evalThis, frameThis;

dbg.onEnterFrame = function (frame) {

    if (frame.type === "eval")

	return;

    assertEq(frame.type, "call");

    evalThis = frame.eval("this");

    frameThis = frame.this;

};

// Strict, this is primitive.

g.eval("var foo = function() { 'use strict'; }; foo.call(33);");

assertEq(evalThis.return, 33);

assertEq(frameThis, 33);

// Non-strict, this has to be boxed.

g.eval("var bar = function() { }; bar.call(22);");

assertEq(typeof evalThis.return, "object");

assertEq(evalThis.return.unsafeDereference().valueOf(), 22);

assertEq(frameThis.unsafeDereference().valueOf(), 22);