v8/test/mjsunit/deep-recursion.js
sgjesse@chromium.org 91cc4c7ebb Modify test using string slices
With slices string string type removed generating a large amount of sub-strings takes more time. Change a test to avoid timeout in debug mode.
Review URL: http://codereview.chromium.org/385006

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@3260 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2009-11-10 14:41:53 +00:00

67 lines
2.4 KiB
JavaScript

// Copyright 2008 the V8 project authors. All rights reserved.
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//
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/**
* @fileoverview Check that flattening deep trees of cons strings does not
* cause stack overflows.
*/
function newdeep(start, depth) {
var d = start;
for (var i = 0; i < depth; i++) {
d = d + "f";
}
return d;
}
var default_depth = 110000;
var deep = newdeep("foo", default_depth);
assertEquals('f', deep[0]);
var cmp1 = newdeep("a", default_depth);
var cmp2 = newdeep("b", default_depth);
assertEquals(-1, cmp1.localeCompare(cmp2), "ab");
var cmp2empty = newdeep("c", default_depth);
assertTrue(cmp2empty.localeCompare("") > 0, "c");
var cmp3empty = newdeep("d", default_depth);
assertTrue("".localeCompare(cmp3empty) < 0), "d";
var slicer_depth = 1100;
var slicer = newdeep("slice", slicer_depth);
for (i = 0; i < slicer_depth + 4; i += 2) {
slicer = slicer.slice(1, -1);
}
assertEquals("f", slicer[0]);
assertEquals(1, slicer.length);