1 files changed, 39 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Number/S9.3.1_A32.js b/js/src/tests/test262/built-ins/Number/S9.3.1_A32.js
new file mode 100644
index 0000000000..312125be6a
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Number/S9.3.1_A32.js
@@ -0,0 +1,39 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+info: |
+    Once the exact MV for a string numeric literal has been
+    determined, it is then rounded to a value of the Number type with 20
+    significant digits by replacing each significant digit after the 20th
+    with a 0 digit or the number value
+es5id: 9.3.1_A32
+description: Use various long numbers, for example, 1234567890.1234567890
+---*/
+
+// CHECK#1
+if (Number("1234567890.1234567890") !== 1234567890.1234567890) {
+  $ERROR('#1: Number("1234567890.1234567890") === 1234567890.1234567890. Actual: ' + (Number("1234567890.1234567890")));
+}
+
+// CHECK#2
+if (Number("1234567890.1234567890") !== 1234567890.1234567000) {
+  $ERROR('#2: Number("1234567890.1234567890") === 1234567890.1234567000. Actual: ' + (Number("1234567890.1234567890")));
+}
+
+// CHECK#3
+if (+("1234567890.1234567890") === 1234567890.123456) {
+  $ERROR('#3: +("1234567890.1234567890") !== 1234567890.123456');
+}
+
+// CHECK#4
+if (Number("0.12345678901234567890") !== 0.123456789012345678) {
+  $ERROR('#4: Number("0.12345678901234567890") === 0.123456789012345678. Actual: ' + (Number("0.12345678901234567890")));
+}
+
+// CHECK#4
+if (Number("00.12345678901234567890") !== 0.123456789012345678) {
+  $ERROR('#4: Number("00.12345678901234567890") === 0.123456789012345678. Actual: ' + (Number("00.12345678901234567890")));
+}
+
+reportCompare(0, 0);