1 files changed, 41 insertions, 0 deletions
diff --git a/js/src/tests/non262/syntax/line-number-maintenance-for-identifier-containing-escape-terminated-by-unicode-separator.js b/js/src/tests/non262/syntax/line-number-maintenance-for-identifier-containing-escape-terminated-by-unicode-separator.js
new file mode 100644
index 0000000000..4293cbb0a2
--- /dev/null
+++ b/js/src/tests/non262/syntax/line-number-maintenance-for-identifier-containing-escape-terminated-by-unicode-separator.js
@@ -0,0 +1,41 @@
+/*
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/licenses/publicdomain/
+ */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 9999999;
+var summary =
+  "Properly maintain the line number when tokenizing identifiers that " +
+  "contain Unicode escapes *and* are terminated by U+2028 LINE SEPARATOR " +
+  "or U+2029 PARAGRAPH SEPARATOR";
+
+print(BUGNUMBER + ": " + summary);
+
+/**************
+ * BEGIN TEST *
+ **************/
+
+var code = "var a\u0062c = [];\n"; // line 1
+
+for (var i = 0; i < 100; i++)
+  code += "a\\u0062c\u2028a\\u0062c\u2029"; // lines 2..2+200-1
+
+code += "@"; // line 2+200
+
+try
+{
+  eval(code);
+  throw new Error("didn't throw");
+}
+catch (e)
+{
+  assertEq(e.lineNumber, 2 + 200);
+}
+
+/******************************************************************************/
+
+if (typeof reportCompare === "function")
+  reportCompare(true, true);
+
+print("Tests complete");