Javascript  |  79行  |  2.77 KB

// Copyright 2013 the V8 project authors. All rights reserved.
// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
//
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description("This test how deep we can recurse, and that we get an exception when we do, as opposed to a stack overflow.");

    function simpleRecursion(depth) {
        if (depth)
            simpleRecursion(depth - 1);
    }

    try {
        simpleRecursion(17472);
    } catch (ex) {
        debug("FAIL: " + ex);
    }

    try {
        simpleRecursion(10000000);
    } catch (ex) {
        var msg = String(eval(ex));
        shouldBe("msg", "'RangeError: Maximum call stack size exceeded.'");
    }

    try {
        simpleRecursion(1000000000);
    } catch (ex) {
        var msg = String(eval(ex));
        shouldBe("msg", "'RangeError: Maximum call stack size exceeded.'");
    }

    var tooFewArgsDepth = 0;

    function tooFewArgsRecursion(a) {
        if (tooFewArgsDepth) {
            tooFewArgsDepth--;
            tooFewArgsRecursion();
        }
    }

    try {
        tooFewArgsDepth = 10000000;
        tooFewArgsRecursion();
    } catch (ex) {
        var msg = String(eval(ex));
        shouldBe("msg", "'RangeError: Maximum call stack size exceeded.'");
    }

    function tooManyArgsRecursion(depth) {
        if (depth)
            tooManyArgsRecursion(depth - 1, 1);
    }

    try {
        tooManyArgsRecursion(10000000, 1);
    } catch (ex) {
        var msg = String(eval(ex));
        shouldBe("msg", "'RangeError: Maximum call stack size exceeded.'");
    }