Add more elog tests

Add tests to callbackgroupgentest/test.yaml

Change-Id: I0b9d4799dd3ed3a4876115594aacbd80caa3f9d0
Signed-off-by: Gunnar Mills <gmills@us.ibm.com>
diff --git a/src/example/test.yaml b/src/example/test.yaml
index 43755f3..fc1eaa7 100644
--- a/src/example/test.yaml
+++ b/src/example/test.yaml
@@ -271,6 +271,13 @@
       value: testing...
       type: string
 
+- name: test no metadata elog
+  class: callback
+  callback: elog
+  paths: test path group
+  properties: test string property group
+  error: xyz::openbmc_project::Common::Error::InternalFailure
+
 - name: test method
   class: callback
   callback: method