-
-import com.google.common.base.Optional;
-import java.net.URI;
-import java.text.DateFormat;
-import java.text.SimpleDateFormat;
-import java.util.Date;
-import org.junit.Before;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;