1 files changed, 28 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Math/log1p/specific-results.js b/js/src/tests/test262/built-ins/Math/log1p/specific-results.js
new file mode 100644
index 0000000000..38452abf77
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Math/log1p/specific-results.js
@@ -0,0 +1,28 @@
+// 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-math.log1p
+description: >
+  Return specific results
+info: |
+  Math.log1p ( x )
+
+  If x is NaN, the result is NaN.
+  If x is less than -1, the result is NaN.
+  If x is -1, the result is -∞.
+  If x is +0, the result is +0.
+  If x is -0, the result is -0.
+  If x is +∞, the result is +∞.
+---*/
+
+assert.sameValue(Math.log1p(NaN), NaN, "NaN");
+assert.sameValue(Math.log1p(-1.000001), NaN, "-1.000001");
+assert.sameValue(Math.log1p(-2), NaN, "-2");
+assert.sameValue(Math.log1p(-Infinity), NaN, "-Infinity");
+assert.sameValue(Math.log1p(-1), -Infinity, "-1");
+assert.sameValue(Math.log1p(0), 0, "0");
+assert.sameValue(Math.log1p(-0), -0, "-0");
+assert.sameValue(Math.log1p(Infinity), Infinity, "Infinity");
+
+reportCompare(0, 0);