From: Isaac Cambron <icambron@gmail.com>
Date: Mon, 19 Aug 2013 06:42:09 +0000 (-0400)
Subject: added hasAlignedHours
X-Git-Tag: 2.2.0~11^2~2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=73745a1c7ecc3169ad3e6c478f0c2d253b6eb7db;p=thirdparty%2Fmoment.git

added hasAlignedHours
---

diff --git a/moment.js b/moment.js
index 03d66a4e0..176d48d79 100644
--- a/moment.js
+++ b/moment.js
@@ -1477,6 +1477,15 @@
             return this._isUTC ? "Coordinated Universal Time" : "";
         },
 
+        hasAlignedHours : function (input) {
+            if (input == null || input === '') {
+                return this.zone() % 60 === 0;
+            }
+            else {
+                return this.zone() % 60 === moment(input).zone() % 60;
+            }
+        },
+
         daysInMonth : function () {
             return moment.utc([this.year(), this.month() + 1, 0]).date();
         },
diff --git a/test/moment/zones.js b/test/moment/zones.js
index f6b2f3d10..9c3cecac1 100644
--- a/test/moment/zones.js
+++ b/test/moment/zones.js
@@ -415,6 +415,29 @@ exports.zones = {
         test.equal(moment.utc().format('zz'), "Coordinated Universal Time", "UTC zone formatted abbr should be Coordinated Universal Time");
 
         test.done();
-    }
+    },
+
+    "hours alignment with UTC" : function (test) {
+        test.expect(4);
+
+        test.equals(moment().zone(120).hasAlignedHours(), true);
+        test.equals(moment().zone(-180).hasAlignedHours(), true);
+        test.equals(moment().zone(90).hasAlignedHours(), false);
+        test.equals(moment().zone(-90).hasAlignedHours(), false);
+
+        test.done();
+    },
+
+    "hours alignment with other zone" : function (test) {
+        test.expect(4);
+
+        var m = moment().zone(120);
 
+        test.equals(m.hasAlignedHours(moment().zone(180)), true);
+        test.equals(m.hasAlignedHours(moment().zone(-180)), true);
+        test.equals(m.hasAlignedHours(moment().zone(90)), false);
+        test.equals(m.hasAlignedHours(moment().zone(-90)), false);
+
+        test.done();
+    }
 };