summaryrefslogtreecommitdiffstats
path: root/js/src/tests/non262/Date/timeclip.js
diff options
context:
space:
mode:
Diffstat (limited to 'js/src/tests/non262/Date/timeclip.js')
-rw-r--r--js/src/tests/non262/Date/timeclip.js42
1 files changed, 42 insertions, 0 deletions
diff --git a/js/src/tests/non262/Date/timeclip.js b/js/src/tests/non262/Date/timeclip.js
new file mode 100644
index 0000000000..50bde39e77
--- /dev/null
+++ b/js/src/tests/non262/Date/timeclip.js
@@ -0,0 +1,42 @@
+/*
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommonn.org/licenses/publicdomain/
+ */
+
+var BUGNUMBER = 747197;
+var summary = "TimeClip behavior for very large numbers";
+
+print(BUGNUMBER + ": " + summary);
+
+/**************
+ * BEGIN TEST *
+ **************/
+
+function addToLimit(n) { return 8.64e15 + n; }
+
+assertEq(8.64e15 === addToLimit(0.0), true);
+assertEq(8.64e15 === addToLimit(0.5), true);
+assertEq(8.64e15 === addToLimit(0.5000000000000001), false);
+
+var times =
+ [Number.MAX_VALUE,
+ -Number.MAX_VALUE,
+ Infinity,
+ -Infinity,
+ addToLimit(0.5000000000000001),
+ -addToLimit(0.5000000000000001)];
+
+for (var i = 0, len = times.length; i < len; i++)
+{
+ var d = new Date();
+ assertEq(d.setTime(times[i]), NaN, "times[" + i + "]");
+ assertEq(d.getTime(), NaN);
+ assertEq(d.valueOf(), NaN);
+}
+
+/******************************************************************************/
+
+if (typeof reportCompare === "function")
+ reportCompare(true, true);
+
+print("Tests complete");