diff --git a/common/sourceTest/java/ch/systemsx/cisd/common/utilities/DateTimeUtilsTest.java b/common/sourceTest/java/ch/systemsx/cisd/common/utilities/DateTimeUtilsTest.java
new file mode 100644
index 0000000000000000000000000000000000000000..e8881b8207420f8f008871c98f234dadea895848
--- /dev/null
+++ b/common/sourceTest/java/ch/systemsx/cisd/common/utilities/DateTimeUtilsTest.java
@@ -0,0 +1,44 @@
+/*
+ * Copyright 2009 ETH Zuerich, CISD
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package ch.systemsx.cisd.common.utilities;
+
+import org.testng.AssertJUnit;
+import org.testng.annotations.Test;
+
+/**
+ * 
+ *
+ * @author Franz-Josef Elmer
+ */
+public class DateTimeUtilsTest extends AssertJUnit
+{
+    @Test
+    public void testRenderDuration()
+    {
+        assertEquals("42 milliseconds", DateTimeUtils.renderDuration(42));
+        assertEquals("1 second", DateTimeUtils.renderDuration(1000));
+        assertEquals("42 seconds", DateTimeUtils.renderDuration(42 * 1000 + 499));
+        assertEquals("42 seconds", DateTimeUtils.renderDuration(42 * 1000 - 499));
+        assertEquals("99 seconds", DateTimeUtils.renderDuration(99 * 1000));
+        assertEquals("2 minutes", DateTimeUtils.renderDuration(100 * 1000));
+        assertEquals("42 minutes", DateTimeUtils.renderDuration(42 * 1000 * 60));
+        assertEquals("59 minutes", DateTimeUtils.renderDuration(59 * 1000 * 60));
+        assertEquals("1 hour and 0 minutes", DateTimeUtils.renderDuration(60 * 1000 * 60));
+        assertEquals("1 hour and 1 minute", DateTimeUtils.renderDuration(61 * 1000 * 60));
+        assertEquals("2 hours and 3 minutes", DateTimeUtils.renderDuration(123 * 1000 * 60));
+    }
+}