Merge pull request #65 from lewyckoff/master

Switch `Util.getTimestamp()` to always return values using UTC

Author: brianjmiller

src/Util.php

@@ -72,7 +72,7 @@ public static function getTimestamp() {
         $microseconds = sprintf('%06d', ($time - floor($time)) * 1000000);
         $millseconds = round($microseconds, -3)/1000;
         $millsecondsStr = str_pad($millseconds, 3, '0', STR_PAD_LEFT);
-        $date = (new \DateTime())->format('c');
+        $date = (new \DateTime(null, new \DateTimeZone("UTC")))->format('c');
 
         $position = strrpos($date, '+');
         $date = substr($date,0,$position).'.'.$millsecondsStr.substr($date,$position);

tests/UtilTest.php

@@ -34,6 +34,6 @@ public function testGetTimestamp() {
         // catch regressions, at least more than will be accepted by an LRS which is really
         // ultimately what we want in our tests
         //
-        $this->assertRegExp('/\d\d\d\d-[01]\d-[0123]\dT[012]\d:[012345]\d:[012345]\d\.\d\d\d[-+]\d\d:\d\d/', $result);
+        $this->assertRegExp('/\d\d\d\d-[01]\d-[0123]\dT[012]\d:[012345]\d:[012345]\d\.\d\d\d\+00:00/', $result);
     }
 }