Object-script-environment-nondebuggee.js

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// The script and environment of a non-debuggee function are null.

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

g.eval('function f() { return "from f"; }');

var dbg = new Debugger;

var gw = dbg.makeGlobalObjectReference(g);

var fw = gw.getOwnPropertyDescriptor('f').value;

// g is not a debuggee, so we can't fetch f's script or environment.

assertEq(fw.script, null);

assertEq(fw.environment, null);

// If we add g as a debuggee, we can fetch f's script and environment.

dbg.addDebuggee(g);

var fscript = fw.script;

var fenv = fw.environment;

assertEq(fscript instanceof Debugger.Script, true);

assertEq(fenv instanceof Debugger.Environment, true);

// Removing g as a debuggee makes the script and environment inaccessible again.

dbg.removeDebuggee(g);

assertEq(fw.script, null);

assertEq(fw.environment, null);