Jenkins file update

Jenkinsfile

@@ -1,16 +1,53 @@
 pipeline {
-    agent none 
+    agent none
+    options {
+        skipStagesAfterUnstable()
+    }
     stages {
-        stage('Build') { 
+        stage('Build') {
             agent {
                 docker {
-                    image 'python:2-alpine' 
+                    image 'python:2-alpine'
                 }
             }
             steps {
-                sh 'python -m py_compile sources/add2vals.py sources/calc.py' 
-                stash(name: 'compiled-results', includes: 'sources/*.py*') 
+                sh 'python -m py_compile sources/add2vals.py sources/calc.py'
+                stash(name: 'compiled-results', includes: 'sources/*.py*')
+            }
+        }
+        stage('Test') {
+            agent {
+                docker {
+                    image 'qnib/pytest'
+                }
+            }
+            steps {
+                sh 'py.test --junit-xml test-reports/results.xml sources/test_calc.py'
+            }
+            post {
+                always {
+                    junit 'test-reports/results.xml'
+                }
+            }
+        }
+        stage('Deliver') { 
+            agent any
+            environment { 
+                VOLUME = '$(pwd)/sources:/src'
+                IMAGE = 'cdrx/pyinstaller-linux:python2'
+            }
+            steps {
+                dir(path: env.BUILD_ID) { 
+                    unstash(name: 'compiled-results') 
+                    sh "docker run --rm -v ${VOLUME} ${IMAGE} 'pyinstaller -F add2vals.py'" 
+                }
+            }
+            post {
+                success {
+                    archiveArtifacts "${env.BUILD_ID}/sources/dist/add2vals" 
+                    sh "docker run --rm -v ${VOLUME} ${IMAGE} 'rm -rf build dist'"
+                }
             }
         }
     }
-}
+}