Add Jenkinsfile

Jenkinsfile

@@ -7,8 +7,19 @@ pipeline {
                     image 'python:2-alpine' //3
                 }
             }
+         stage('Test') {
+            agent {
+                docker {
+                    image 'qnib/pytest'
+                }
+            }
             steps {
-                sh 'python -m py_compile sources/add2vals.py sources/calc.py' //4
+                sh 'py.test --verbose --junit-xml test-reports/results.xml sources/test_calc.py'
+            }
+            post {
+                always {
+                    junit 'test-reports/results.xml'
+                }
             }
         }
     }