From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- js/src/tests/non262/String/replace-math.js | 38 ++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 js/src/tests/non262/String/replace-math.js (limited to 'js/src/tests/non262/String/replace-math.js') diff --git a/js/src/tests/non262/String/replace-math.js b/js/src/tests/non262/String/replace-math.js new file mode 100644 index 0000000000..bfe3ec0282 --- /dev/null +++ b/js/src/tests/non262/String/replace-math.js @@ -0,0 +1,38 @@ +/* + * Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/licenses/publicdomain/ + */ + +var BUGNUMBER = 805121; +var summary = "Be more careful with string math to avoid wrong results"; + +print(BUGNUMBER + ": " + summary); + +/******************************************************************************/ + +function puff(x, n) +{ + while(x.length < n) + x += x; + return x.substring(0, n); +} + +var x = puff("1", 1 << 20); +var rep = puff("$1", 1 << 16); + +try +{ + var y = x.replace(/(.+)/g, rep); + assertEq(y.length, Math.pow(2, 36)); +} +catch (e) +{ + // OOM also acceptable +} + +/******************************************************************************/ + +if (typeof reportCompare === "function") + reportCompare(true, true); + +print("Tests complete"); -- cgit v1.2.3