1 files changed, 22 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/String/S9.8.1_A3.js b/js/src/tests/test262/built-ins/String/S9.8.1_A3.js
new file mode 100644
index 0000000000..49e4fd3efb
--- /dev/null
+++ b/js/src/tests/test262/built-ins/String/S9.8.1_A3.js
@@ -0,0 +1,22 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+info: |
+    If m is less than zero, return the string concatenation of the
+    string "-" and ToString(-m)
+es5id: 9.8.1_A3
+description: -1234567890 convert to String by explicit transformation
+---*/
+
+// CHECK#1
+if (String(-1234567890) !== "-1234567890") {
+  throw new Test262Error('#1: String(-1234567890) === "-1234567890". Actual: ' + (String(-1234567890)));
+}
+
+// CHECK#2
+if ("-" + String(-(-1234567890)) !== "-1234567890") {
+  throw new Test262Error('#2: "-"+String(-(-1234567890)) === "-1234567890". Actual: ' + ("-" + String(-(-1234567890))));
+}
+
+reportCompare(0, 0);