onExceptionUnwind-01.js

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// Basic onExceptionUnwind hook test.

load(libdir + "asserts.js");

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

var dbg = Debugger(g);

var hit = false;

dbg.onExceptionUnwind = function (frame, exc) {

    // onExceptionUnwind is called multiple times as the stack is unwound.

    // Only check the first hit.

    assertEq(arguments.length, 2);

    assertEq(frame instanceof Debugger.Frame, true);

    if (!hit) {

        assertEq(exc, 101);

        assertEq(frame.type, "call");

        assertEq(frame.callee.name, "f");

        assertEq(frame.older.type, "eval");

        hit = true;

};

g.eval("function f() { throw 101; }");

assertThrowsValue(function () { g.eval("f();"); }, 101);

assertEq(hit, true);