1 files changed, 27 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/isFinite/return-true-for-valid-finite-numbers.js b/js/src/tests/test262/built-ins/isFinite/return-true-for-valid-finite-numbers.js
new file mode 100644
index 0000000000..6cca85b977
--- /dev/null
+++ b/js/src/tests/test262/built-ins/isFinite/return-true-for-valid-finite-numbers.js
@@ -0,0 +1,27 @@
+// Copyright (C) 2016 The V8 Project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-isfinite-number
+description: >
+  Return true if number is not NaN, Infinity or -Infinity
+info: |
+  isFinite (number)
+
+  1. Let num be ? ToNumber(number).
+  2. If num is NaN, +∞, or -∞, return false.
+  3. Otherwise, return true.
+---*/
+
+assert.sameValue(isFinite(0), true, "0");
+assert.sameValue(isFinite(-0), true, "-0");
+assert.sameValue(isFinite(Math.pow(2, 53)), true, "Math.pow(2, 53)");
+assert.sameValue(isFinite(-Math.pow(2, 53)), true, "-Math.pow(2, 53)");
+assert.sameValue(isFinite(1), true, "1");
+assert.sameValue(isFinite(-1), true, "-1");
+assert.sameValue(isFinite(0.000001), true, "0.000001");
+assert.sameValue(isFinite(-0.000001), true, "-0.000001");
+assert.sameValue(isFinite(1e42), true, "1e42");
+assert.sameValue(isFinite(-1e42), true, "-1e42");
+
+reportCompare(0, 0);