Run tests on gitlab-ci

.gitlab-ci.yml

 stages:
+        - test
         - deploy
 
+unit tests:
+        variables:
+                BASE_PATH: /srv/generateur-slogans
+        stage: test
+        tags: [preprod]
+        script:
+                - rsync -ruvC ./ $BASE_PATH
+                - cd $BASE_PATH
+                - rm -rf node_modules/
+                - sudo npm install -g nodeunit
+                - npm install
+                - cp config.json.default config.json
+                - npm test
+
 deploy preprod:
         variables:
                 BASE_PATH: /srv/generateur-slogans
         stage: deploy
         tags: [preprod]
-        script: 
+        script:
                 - rsync -ruvC ./ $BASE_PATH
                 - cd $BASE_PATH
                 - rm -rf node_modules/
@@ -22,7 +37,7 @@ deploy prod:
                 BASE_PATH: /srv/soutien/generateur-slogans
         stage: deploy
         tags: [prod]
-        script: 
+        script:
                 - rsync -ruvC ./ $BASE_PATH
                 - cd $BASE_PATH
                 - rm -rf node_modules/