1 files changed, 54 insertions, 0 deletions
diff --git a/js/src/tests/non262/RegExp/character-class-escape-s.js b/js/src/tests/non262/RegExp/character-class-escape-s.js
new file mode 100644
index 0000000000..88514c4dda
--- /dev/null
+++ b/js/src/tests/non262/RegExp/character-class-escape-s.js
@@ -0,0 +1,54 @@
+/* Generated by make_unicode.py DO NOT MODIFY */
+/* Unicode version: 15.0.0 */
+
+/*
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/licenses/publicdomain/
+ */
+var onlySpace = String.fromCodePoint(
+    0x0009 /* <control> (CHARACTER TABULATION) */,
+    0x000A /* <control> (LINE FEED (LF)) */,
+    0x000B /* <control> (LINE TABULATION) */,
+    0x000C /* <control> (FORM FEED (FF)) */,
+    0x000D /* <control> (CARRIAGE RETURN (CR)) */,
+    0x0020 /* SPACE */,
+    0x00A0 /* NO-BREAK SPACE (NON-BREAKING SPACE) */,
+    0x1680 /* OGHAM SPACE MARK */,
+    0x2000 /* EN QUAD */,
+    0x2001 /* EM QUAD */,
+    0x2002 /* EN SPACE */,
+    0x2003 /* EM SPACE */,
+    0x2004 /* THREE-PER-EM SPACE */,
+    0x2005 /* FOUR-PER-EM SPACE */,
+    0x2006 /* SIX-PER-EM SPACE */,
+    0x2007 /* FIGURE SPACE */,
+    0x2008 /* PUNCTUATION SPACE */,
+    0x2009 /* THIN SPACE */,
+    0x200A /* HAIR SPACE */,
+    0x2028 /* LINE SEPARATOR */,
+    0x2029 /* PARAGRAPH SEPARATOR */,
+    0x202F /* NARROW NO-BREAK SPACE */,
+    0x205F /* MEDIUM MATHEMATICAL SPACE */,
+    0x3000 /* IDEOGRAPHIC SPACE */,
+    0xFEFF /* ZERO WIDTH NO-BREAK SPACE (BYTE ORDER MARK) */
+);
+
+assertEq(/^\s+$/.exec(onlySpace) !== null, true);
+assertEq(/^[\s]+$/.exec(onlySpace) !== null, true);
+assertEq(/^[^\s]+$/.exec(onlySpace) === null, true);
+
+assertEq(/^\S+$/.exec(onlySpace) === null, true);
+assertEq(/^[\S]+$/.exec(onlySpace) === null, true);
+assertEq(/^[^\S]+$/.exec(onlySpace) !== null, true);
+
+// Also test with Unicode RegExps.
+assertEq(/^\s+$/u.exec(onlySpace) !== null, true);
+assertEq(/^[\s]+$/u.exec(onlySpace) !== null, true);
+assertEq(/^[^\s]+$/u.exec(onlySpace) === null, true);
+
+assertEq(/^\S+$/u.exec(onlySpace) === null, true);
+assertEq(/^[\S]+$/u.exec(onlySpace) === null, true);
+assertEq(/^[^\S]+$/u.exec(onlySpace) !== null, true);
+
+if (typeof reportCompare === "function")
+    reportCompare(true, true);