added test stage

Author: rohaniwell

Jenkinsfile

@@ -1,10 +1,18 @@
 pipeline {
     agent any
+    environment {
+        CI = 'true' 
+    }
     stages {
         stage('Build') { 
             steps {
                 sh 'npm install' 
             }
         }
+        stage('Test') { 
+            steps {
+                sh './jenkins/scripts/test.sh' 
+            }
+        }
     }
 }