Frame-01.js - mozsearch

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// Test .type fields of topmost stack frame passed to onDebuggerStatement.

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

var dbg = Debugger(g);

var expected, hits;

dbg.onDebuggerStatement = function (f) {

    assertEq(Object.getPrototypeOf(f), Debugger.Frame.prototype);

    assertEq(f.type, expected.type);

    assertEq(f.script.isGeneratorFunction, expected.generator);

    assertEq(f.constructing, expected.constructing);

    hits++;

};

function test(code, expectobj, expectedHits) {

    expected = expectobj;

    hits = 0;

    g.evaluate(code);

    assertEq(hits, arguments.length < 3 ? 1 : expectedHits);

test("debugger;", {type: "global", generator: false, constructing: false});

test("(function () { debugger; })();", {type: "call", generator: false, constructing: false});

test("new function() { debugger; };", {type: "call", generator: false, constructing: true});

test("new function () { (function() { debugger; })(); }", {type: "call", generator: false, constructing: false});

test("eval('debugger;');", {type: "eval", generator: false, constructing: false});

test("this.eval('debugger;');  // indirect eval", {type: "eval", generator: false, constructing: false});

test("(function () { eval('debugger;'); })();", {type: "eval", generator: false, constructing: false});

test("new function () { eval('debugger'); }", {type: "eval", generator: false, constructing: false});

test("function* gen() { debugger; yield 1; debugger; }\n" +

     "for (var x of gen()) {}\n",

     {type: "call", generator: true, constructing: false}, 2);

test("var iter = (function* stargen() { debugger; yield 1; debugger; })();\n" +

     "iter.next(); iter.next();",

     {type: "call", generator: true, constructing: false}, 2);