Added kitchen tests to test-salt-formulas pipeline.

Change-Id: I8349559682241f79d0f705042cdb88f266fdebe7
diff --git a/test-salt-formulas-pipeline.groovy b/test-salt-formulas-pipeline.groovy
index e53e652..e862498 100644
--- a/test-salt-formulas-pipeline.groovy
+++ b/test-salt-formulas-pipeline.groovy
@@ -6,6 +6,7 @@
  */
 def common = new com.mirantis.mk.Common()
 def gerrit = new com.mirantis.mk.Gerrit()
+def ruby = new com.mirantis.mk.Ruby()
 
 def gerritRef
 try {
@@ -48,6 +49,18 @@
         }
       }
     }
+    stage("kitchen") {
+      if (fileExists(".kitchen.yml")) {
+        common.infoMsg(".kitchen.yml found running kitchen tests")
+        ruby.ensureRubyEnv()
+        ruby.installKitchen()
+        wrap([$class: 'AnsiColorBuildWrapper']) {
+          ruby.runKitchenTests()
+        }
+      } else {
+        common.infoMsg(".kitchen.yml not found")
+      }
+    }
   } catch (Throwable e) {
      // If there was an error or exception thrown, the build failed
      currentBuild.result = "FAILURE"