Add testcase for callbacks

Change-Id: Iff1ddb9c18b5384d05a4d2dbfba95ade8cc1783c
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/src/test/.gitignore b/src/test/.gitignore
index c3c7a0c..9c5e674 100644
--- a/src/test/.gitignore
+++ b/src/test/.gitignore
@@ -7,3 +7,5 @@
 /propertywatchtest
 /propertywatchgentest.hpp
 /propertywatchgentest
+/callbackgentest.hpp
+/callbackgentest