1 files changed, 40 insertions, 0 deletions
diff --git a/js/src/tests/ecma_6/Number/isSafeInteger-01.js b/js/src/tests/ecma_6/Number/isSafeInteger-01.js
new file mode 100644
index 000000000..d1a11cfe3
--- /dev/null
+++ b/js/src/tests/ecma_6/Number/isSafeInteger-01.js
@@ -0,0 +1,40 @@
+// Any copyright is dedicated to the Public Domain.
+// http://creativecommons.org/licenses/publicdomain/
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 1003764;
+var summary = "ES6 (draft Draft May 22, 2014) ES6 20.1.2.5 Number.isSafeInteger(number)";
+
+print(BUGNUMBER + ": " + summary);
+
+assertEq(Number.isSafeInteger.length, 1);
+
+assertEq(Number.isSafeInteger({}), false);
+assertEq(Number.isSafeInteger(NaN), false);
+assertEq(Number.isSafeInteger(+Infinity), false);
+assertEq(Number.isSafeInteger(-Infinity), false);
+
+assertEq(Number.isSafeInteger(-1), true);
+assertEq(Number.isSafeInteger(+0), true);
+assertEq(Number.isSafeInteger(-0), true);
+assertEq(Number.isSafeInteger(1), true);
+
+assertEq(Number.isSafeInteger(3.2), false);
+
+assertEq(Number.isSafeInteger(Math.pow(2, 53) - 2), true);
+assertEq(Number.isSafeInteger(Math.pow(2, 53) - 1), true);
+assertEq(Number.isSafeInteger(Math.pow(2, 53)), false);
+assertEq(Number.isSafeInteger(Math.pow(2, 53) + 1), false);
+assertEq(Number.isSafeInteger(Math.pow(2, 53) + 2), false);
+
+assertEq(Number.isSafeInteger(-Math.pow(2, 53) - 2), false);
+assertEq(Number.isSafeInteger(-Math.pow(2, 53) - 1), false);
+assertEq(Number.isSafeInteger(-Math.pow(2, 53)), false);
+assertEq(Number.isSafeInteger(-Math.pow(2, 53) + 1), true);
+assertEq(Number.isSafeInteger(-Math.pow(2, 53) + 2), true);
+
+
+if (typeof reportCompare === "function")
+  reportCompare(true, true);
+
+print("All tests passed!");