Added tests for UTC zone name (#333).

src/test/java/org/gitlab4j/api/TestISO8601.java

@@ -12,6 +12,7 @@ public class TestISO8601 {
 
     private static final String SPACEY_GITLAB_DATE = "2018-03-12 10:16:46 +0700";
     private static final String ISO8601_GITLAB_DATE ="2018-03-12T10:16:46+0700";
+    private static final String SPACEY_GITLAB_UTC_DATE = "2018-03-12 03:16:46 UTC";
 
     private static final String DATE_ONLY = "2018-03-12";
     private static final String DATE_AT_MIDNIGHT ="2018-03-12T00:00:00Z";
@@ -22,6 +23,7 @@ public class TestISO8601 {
     private static final String ISO8601_DATE_MSEC = "2018-03-12T10:16:46.123Z";
     private static final String ISO8601_DATE_OFFSET_COLON = "2018-03-12T10:16:46.123+00:00";
     private static final String ISO8601_GITLAB_DATE_MSEC = "2018-03-12T03:16:46.123-0700";
+    private static final String SPACEY_GITLAB_UTC_DATE_MSEC = "2018-03-12 10:16:46.123 UTC";
 
     @Test
     public void testGitlabDateParse() throws ParseException {
@@ -30,6 +32,20 @@ public class TestISO8601 {
         assertEquals(spaceyDate, gitlabDate);
     }
 
+    @Test
+    public void testGitlabUtcDateParse() throws ParseException {
+        Date spaceyDate = ISO8601.toDate(SPACEY_GITLAB_UTC_DATE);
+        Date gitlabDate = ISO8601.toDate(ISO8601_GITLAB_DATE);
+        assertEquals(spaceyDate, gitlabDate);
+    }
+
+    @Test
+    public void testGitlabMsecUtcDateParse() throws ParseException {
+        Date spaceyDate = ISO8601.toDate(SPACEY_GITLAB_UTC_DATE_MSEC);
+        Date msecDate = ISO8601.toDate(ISO8601_DATE_MSEC);
+        assertEquals(spaceyDate, msecDate);
+    }
+
     @Test
     public void testDateOnlyParse() throws ParseException {
         Date dateOnly = ISO8601.toDate(DATE_ONLY);