add unit test to unitTest.groovy

.gitignore

@@ -0,0 +1,3 @@
+.gradle
+build
+gradle

Jenkinsfile

@@ -2,7 +2,7 @@
 /* groovylint-disable DuplicateListLiteral, DuplicateMapLiteral, DuplicateNumberLiteral */
 // groovylint-disable DuplicateStringLiteral, NestedBlockDepth, VariableName
 /* Copyright 2019-2024 Intel Corporation
- * Copyright 2025 Hewlett Packard Enterprise Development LP
+ * Copyright 2025-2026 Hewlett Packard Enterprise Development LP
  * All rights reserved.
  *
  * This file is part of the DAOS Project. It is subject to the license terms
@@ -143,6 +143,22 @@ pipeline {
                 expression { !skipStage() }
             }
             parallel {
+                stage('JUnit Tests') {
+                    agent {
+                        label 'JUnit_jdk_tests'
+                    }
+                    steps {
+                        sh '''
+                        ./gradle-init.sh
+                        ./gradle spotlessCheck test --no-daemon
+                        '''
+                    }
+                    post {
+                        always {
+                            junit 'build/test-results/test/*.xml'
+                        }
+                    }
+                }
                 stage('daosLatestVersion() tests') {
                     steps {
                         script {

README.md

@@ -190,3 +190,25 @@ upload to validate.
 
 The publishToRepositorySystem step should download the artifacts back to
 this directory and fail the step if the contents differ.
+
+## Unit tests
+
+Requirements:
+
+- JDK
+
+### How to run unit tests
+
+From the main directory, run:
+
+```bash
+gradlew test
+```
+
+## Formatting
+
+**Note**: Not all Groovy files are covered yet. You are very welcome to include more though. Please see (build.gradle)[build.gradle].
+
+```sh
+gradlew spotlessApply
+```

build.gradle

@@ -0,0 +1,45 @@
+/*
+ * Copyright 2026 Hewlett Packard Enterprise Development LP
+ *
+ * SPDX-License-Identifier: BSD-2-Clause-Patent
+ */
+
+plugins {
+    id 'groovy'
+    id 'com.diffplug.spotless' version 'latest.release'
+}
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    implementation localGroovy()
+    testImplementation localGroovy()
+    testImplementation 'org.junit.jupiter:junit-jupiter:5.10.0'
+    testRuntimeOnly 'org.junit.platform:junit-platform-launcher:1.10.0'
+}
+
+spotless {
+    groovy {
+        target 'src/test/**/*.groovy'
+        importOrder()
+        endWithNewline()
+        greclipse().configFile(rootProject.file('greclipse.properties'))
+    }
+    groovyGradle {
+        target '*.gradle'
+        endWithNewline()
+        greclipse().configFile(rootProject.file('greclipse.properties'))
+    }
+}
+
+test {
+    useJUnitPlatform()
+    testLogging {
+        events 'passed', 'skipped', 'failed', 'started'
+        exceptionFormat = 'full'
+        showStandardStreams = true
+    }
+    outputs.upToDateWhen { false }
+}

gradle-init.sh

@@ -0,0 +1,39 @@
+#!/usr/bin/env bash
+#
+# Copyright 2026, Hewlett Packard Enterprise Development LP
+#
+# SPDX-License-Identifier: BSD-2-Clause-Patent
+#
+set -euo pipefail
+
+DIST_FILE='gradle-9.0-bin.zip'
+DIST_URL="https://artifactory.daos.hpc.amslabs.hpecorp.net/artifactory/gradle-services-proxy/distributions/$DIST_FILE"
+DIST_DIR='gradle-9.0.0' # it must match the name of the directory stored inside the ZIP
+
+GRADLE_USER_HOME='.gradle'
+
+mkdir -p "$GRADLE_USER_HOME"
+
+DIR="$GRADLE_USER_HOME/$DIST_DIR"
+BIN="$DIR/bin/gradle"
+if [ -f "$BIN" ]; then
+        echo "WARN: '$BIN' is already there."
+        echo
+        echo "Remove '$DIR' if you want to download it again."
+else
+        # download and unzip
+        cd "$GRADLE_USER_HOME"
+        wget "$DIST_URL"
+        unzip "$DIST_FILE"
+        rm "$DIST_FILE"
+        cd -
+
+        if [ ! -f "$BIN" ]; then
+                echo "ERROR: There is no '$BIN' file in '$DIST_URL'."
+                exit 1
+        fi
+fi
+
+SYM=gradle
+rm -f $SYM
+ln -s "$BIN" $SYM

greclipse.properties

@@ -0,0 +1,34 @@
+#Whether to use 'space', 'tab' or 'mixed' (both) characters for indentation. 
+#The default value is 'tab'.
+org.eclipse.jdt.core.formatter.tabulation.char=space
+
+#Number of spaces used for indentation in case 'space' characters 
+#have been selected. The default value is 4.
+org.eclipse.jdt.core.formatter.tabulation.size=4
+
+#Number of spaces used for indentation in case 'mixed' characters 
+#have been selected. The default value is 4.
+org.eclipse.jdt.core.formatter.indentation.size=4
+
+#Whether or not indentation characters are inserted into empty lines.
+#The default value is 'true'.
+org.eclipse.jdt.core.formatter.indent_empty_lines=false
+
+#Number of spaces used for multiline indentation.
+#The default value is 2.
+groovy.formatter.multiline.indentation=1
+
+#Length after which list are considered too long. These will be wrapped.
+#The default value is 30.
+groovy.formatter.longListLength=30
+
+#Whether opening braces position shall be the next line.
+#The default value is 'same'.
+groovy.formatter.braces.start=same
+
+#Whether closing braces position shall be the next line.
+#The default value is 'next'.
+groovy.formatter.braces.end=next
+
+#Remove unnecessary semicolons. The default value is 'false'. 
+groovy.formatter.remove.unnecessary.semicolons=true

src/test/groovy/helpers/Asserts.groovy

@@ -0,0 +1,14 @@
+/*
+ * (C) Copyright 2026 Hewlett Packard Enterprise Development LP
+ *
+ * SPDX-License-Identifier: BSD-2-Clause-Patent
+ */
+
+package helpers
+
+class Asserts {
+
+    static void assertIsSubset(Map subset, Map set) {
+        assert subset.every { k, v -> set[k] == v } : subset + ' is not a subset of ' + set
+    }
+}

src/test/groovy/helpers/Bindings.groovy

@@ -0,0 +1,34 @@
+/*
+ * (C) Copyright 2026 Hewlett Packard Enterprise Development LP
+ *
+ * SPDX-License-Identifier: BSD-2-Clause-Patent
+ */
+
+package helpers
+
+import groovy.lang.Binding
+
+class Bindings {
+
+    static void commonBindings(Binding binding) {
+        binding.setVariable('sh', { Map m ->
+            if (m.returnStdout) {
+                return ''
+            }
+            return 0
+        })
+
+        binding.setVariable('timeout', { Map m, Closure c ->
+            c()
+        })
+
+        binding.setVariable('stash', { Map m -> })
+        binding.setVariable('writeYaml', { Map m -> })
+        binding.setVariable('httpRequest', { Map m -> })
+        binding.setVariable('fileOperations', { List l -> })
+        binding.setVariable('fileCopyOperation', { Map m -> [:] })
+        binding.setVariable('catchError', { Map m, Closure c -> c() })
+        binding.setVariable('error', { String s -> })
+        binding.setVariable('echo', { String s -> })
+    }
+}