1 files changed, 11 insertions, 2 deletions
diff --git a/src/test/java/org/traccar/helper/LogTest.java b/src/test/java/org/traccar/helper/LogTest.java
index 853eb05c9..ef33c32ba 100644
--- a/src/test/java/org/traccar/helper/LogTest.java
+++ b/src/test/java/org/traccar/helper/LogTest.java
@@ -7,8 +7,17 @@ import static org.junit.Assert.assertEquals;
 public class LogTest {
     
     @Test
-    public void testLog() {
-        assertEquals("test - Exception (LogTest:11 < ...)", Log.exceptionStack(new Exception("test")));
+    public void testExceptionStack() {
+        assertEquals(
+                "test - Exception (LogTest:11 < ...)",
+                Log.exceptionStack(new Exception("test")));
+    }
+
+    @Test
+    public void testExceptionStackRootCause() {
+        assertEquals(
+                "root - Exception (LogTest:18 < ...)",
+                Log.exceptionStack(new Exception("test", new Exception("root"))));
     }
 
 }