PDFBOX-6119: catch exception, add some bad testcases

git-svn-id: https://svn.apache.org/repos/asf/pdfbox/trunk@1930470 13f79535-47bb-0310-9956-ffa450edef68

Author: THausherr

xmpbox/src/main/java/org/apache/xmpbox/DateConverter.java

@@ -93,7 +93,14 @@ public static Calendar toCalendar(String date) throws IOException
 
                 if (Pattern.matches("^\\d{4}-\\d{2}-\\d{2}T.*", date))
                 {
-                    return fromISO8601(date);
+                    try
+                    {
+                        return fromISO8601(date);
+                    }
+                    catch (DateTimeParseException ex)
+                    {
+                        throw new IOException(ex);
+                    }
                 }
                 if (date.startsWith("D:"))
                 {

xmpbox/src/test/java/org/apache/xmpbox/DateConverterTest.java

@@ -109,7 +109,13 @@ void testDateConversion() throws IOException
         convDate = DateConverter.toCalendar("2025-09-03T15:43:47.989082+00:00");
         assertEquals(989, convDate.get(Calendar.MILLISECOND));
 
+        // test some bad strings
         assertThrows(IOException.class, () -> DateConverter.toCalendar("123"));
+        assertThrows(IOException.class, () -> DateConverter.toCalendar("2008-12-31T19:48:30+19:00"));
+        assertThrows(IOException.class, () -> DateConverter.toCalendar("2008-12-31T19:48:30-19:00"));
+        assertThrows(IOException.class, () -> DateConverter.toCalendar("2008-12-02T21:04:0Z"));
+        assertThrows(IOException.class, () -> DateConverter.toCalendar("0-01-01T00:00:00Z"));
+        assertThrows(IOException.class, () -> DateConverter.toCalendar("2009-03-16T01:15:19-0-4:00"));
 
         // Test missing seconds
         assertEquals(DateConverter.toCalendar("2015-12-08T12:07:00-05:00"),