1 files changed, 55 insertions, 0 deletions
diff --git a/js/src/tests/test262/ch11/11.9/11.9.1/S11.9.1_A4.1_T2.js b/js/src/tests/test262/ch11/11.9/11.9.1/S11.9.1_A4.1_T2.js
new file mode 100644
index 000000000..8d3be41d2
--- /dev/null
+++ b/js/src/tests/test262/ch11/11.9/11.9.1/S11.9.1_A4.1_T2.js
@@ -0,0 +1,55 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/**
+ * If x or y is NaN, return false
+ *
+ * @path ch11/11.9/11.9.1/S11.9.1_A4.1_T2.js
+ * @description y is NaN
+ */
+
+//CHECK#1
+if ((true == Number.NaN) !== false) {
+  $ERROR('#1: (true == NaN) === false');
+}
+
+//CHECK#2
+if ((-1 == Number.NaN) !== false) {
+  $ERROR('#2: (-1 == NaN) === false');
+}
+
+//CHECK#3
+if ((Number.NaN == Number.NaN) !== false) {
+  $ERROR('#3: (NaN == NaN) === false');
+}
+
+//CHECK#4
+if ((Number.POSITIVE_INFINITY == Number.NaN) !== false) {
+  $ERROR('#4: (+Infinity == NaN) === false');
+}
+
+//CHECK#5
+if ((Number.NEGATIVE_INFINITY == Number.NaN) !== false) {
+  $ERROR('#5: (-Infinity == NaN) === false');
+}
+
+//CHECK#6
+if ((Number.MAX_VALUE == Number.NaN) !== false) {
+  $ERROR('#6: (Number.MAX_VALUE == NaN) === false');
+}
+
+//CHECK#7
+if ((Number.MIN_VALUE == Number.NaN) !== false) {
+  $ERROR('#7: (Number.MIN_VALUE == NaN) === false');
+}
+
+//CHECK#8
+if (("string" == Number.NaN) !== false) {
+  $ERROR('#8: ("string" == NaN) === false');
+}
+
+//CHECK#9
+if ((new Object() == Number.NaN) !== false) {
+  $ERROR('#9: (new Object() == NaN) === false');
+}
+