Adding test loop

pom.xml

@@ -178,7 +178,8 @@
               <excludes>
                 <exclude>LICENSE.txt</exclude>
                 <exclude>**/.dontdelete</exclude>
-                <exclude>measurements*.txt</exclude>
+                <exclude>**/measurements*.txt</exclude>
+                <exclude>**/measurements*.out</exclude>
               </excludes>
             </configuration>
             <executions>

test.sh

@@ -0,0 +1,36 @@
+#!/bin/bash
+#
+#  Copyright 2023 The original authors
+#
+#  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.
+#
+
+if [ -z "$1" ]
+  then
+    echo "Usage: test.sh <fork name>"
+    exit 1
+fi
+
+java --version
+
+mvn clean verify
+
+for sample in $(ls src/test/resources/samples/*.txt)
+do
+  echo "Validating calculate_average_$1.sh -- $sample"
+  rm -f measurements.txt
+  ln -s $sample measurements.txt
+
+  diff <(./calculate_average.sh) ${sample%.txt}.out
+done
+rm measurements.txt