--- /dev/null
+#!/usr/bin/env bash
+
+#==================================================================================
+# Copyright (c) 2019 Nokia
+# Copyright (c) 2018-2019 AT&T Intellectual Property.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#==================================================================================
+
+# Mnemonic: vet_logging.sh
+# Abstract: Drive the loging test and count the messages we see, and look for
+# messages we don't expect. Exit good (0) if all looks good.
+# Date: 16 September 2020
+# Author: E. Scott Daniels
+#-----------------------------------------------------------------------------------
+
+echo "<INFO> log message vetting starts..."
+
+expect=14 # number of good "should be written" messages expected
+
+./logging_test >/tmp/PID$$.out 2>&1
+g=$( grep -c "should be written" /tmp/PID$$.out )
+b=$( grep -c "should not be written" /tmp/PID$$.out )
+
+errors=0
+if (( b != 0 ))
+then
+ echo "<FAIL> logging test produced $b unexpected to stderr"
+ errors=1
+else
+ echo "<INFO> no unexpected messages were found"
+fi
+
+if (( g != expect ))
+then
+ echo "<FAIL> logging test did not produce the expected number of messages to stderr"
+ echo "<INFO> expected $expect, saw $g"
+ errors=1
+else
+ echo "<INFO> logging test produced good message count ($g)"
+fi
+
+if (( errors ))
+then
+ ls -al /tmp/PID$$.out
+ echo "<INFO> --- test output ----"
+ cat /tmp/PID$$.out
+ echo "<INFO> ---------------------"
+else
+ echo "<PASS> logging tests pass message output validation"
+fi
+
+rm -f /tmp/PID$$.*
+exit $(( !! errors ))