testGetThrowableCount(): New method to get

ExceptionUtils.getThrowableCount() with null argument.


git-svn-id: https://svn.apache.org/repos/asf/jakarta/commons/proper/lang/trunk@136977 13f79535-47bb-0310-9956-ffa450edef68

src/test/org/apache/commons/lang/exception/ExceptionUtilsTestCase.java

@@ -101,6 +101,11 @@ public class ExceptionUtilsTestCase extends junit.framework.TestCase
         assertTrue(ExceptionUtils.getRootCause(withCause) == withoutCause);
     }
 
+    public void testGetThrowableCount()
+    {
+        assertEquals(ExceptionUtils.getThrowableCount(null), 0);
+    }
+
     private static class ExceptionWithCause extends Exception
     {
         private Throwable cause;