test: Extend API test with three more phases

- with/without openlog()
- setlogmask()
- syslogp() API

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>

test/api.sh

@@ -3,5 +3,32 @@ set -e
 . ./test.rc
 
 export MSG="no-openlog-apitest"
+
+echo "= Phase 1 - simple syslog(), no openlog() ==============="
 ./api
 grep "api ${MSG}" ${LOG}
+
+echo "= Phase 2 - syslog() with openlog() & custom facility ==="
+cat <<EOF >${CONFD}/bar.conf
+console.*	-${LOGCONS}
+EOF
+kill -HUP `cat ${PID}`
+sleep 2
+
+./api -i foo
+grep "foo ${MSG}" ${LOGCONS}
+
+echo "= Phase 3 - Verify setlogmask() filters out LOG_INFO ===="
+./api -i xyzzy -l
+grep "xyzzy ${MSG}" ${LOGCONS} || true
+
+echo "= Phase 4 - Verify RFC5424 API with syslogp() ==========="
+cat <<EOF >${CONFD}/v1.conf
+ftp.*		-${LOGV1}	;RFC5424
+EOF
+kill -HUP `cat ${PID}`
+sleep 2
+
+./api -i troglobit -p
+grep "troglobit - MSGID - ${MSG}" ${LOGV1}
+