1 files changed, 31 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Infinity/S15.1.1.2_A1.js b/js/src/tests/test262/built-ins/Infinity/S15.1.1.2_A1.js
new file mode 100644
index 0000000000..7ce53f47d1
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Infinity/S15.1.1.2_A1.js
@@ -0,0 +1,31 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+info: The initial value of Infinity is Number.POSITIVE_INFINITY
+es5id: 15.1.1.2_A1
+description: Use typeof, isNaN, isFinite
+---*/
+
+// CHECK#1
+if (typeof(Infinity) !== "number") {
+  $ERROR('#1: typeof(Infinity) === "number". Actual: ' + (typeof(Infinity)));
+}
+
+// CHECK#2
+if (isFinite(Infinity) !== false) {
+  $ERROR('#2: Infinity === Not-a-Finite. Actual: ' + (Infinity));
+}
+
+// CHECK#3
+if (isNaN(Infinity) !== false) {
+  $ERROR('#3: Infinity === Not-a-Number. Actual: ' + (Infinity));
+}
+
+
+// CHECK#4
+if (Infinity !== Number.POSITIVE_INFINITY) {
+  $ERROR('#4: Infinity === Number.POSITIVE_INFINITY. Actual: ' + (Infinity));
+}
+
+reportCompare(0, 0);