breakpoint-08.js - mozsearch

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// Breakpoints are dropped from eval scripts when they finish executing.

// (The eval cache doesn't cache breakpoints.)

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

g.line0 = undefined;

g.eval("function f() {\n" +

       "    return eval(s);\n" +

       "}\n");

g.s = ("line0 = Error().lineNumber;\n" +

       "debugger;\n" +          // line0 + 1

       "result = 'ok';\n");     // line0 + 2

var dbg = Debugger(g);

var hits = 0, bphits = 0;

dbg.onDebuggerStatement = function (frame) {

    assertEq(frame.type, 'eval');

    assertEq(frame.script.getBreakpoints().length, 0);

    var h = {hit: function (frame) { bphits++; }};

    var offs = frame.script.getLineOffsets(g.line0 + 2);

    for (var i = 0; i < offs.length; i++)

        frame.script.setBreakpoint(offs[i], h);

    hits++;

};

for (var i = 0; i < 3; i++) {

    assertEq(g.f(), 'ok');

    assertEq(g.result, 'ok');

assertEq(hits, 3);

assertEq(bphits, 3);