add test to validate a folder

acceptance.bats

@@ -6,6 +6,12 @@
   [ "$output" = "Summary: 1 resource found in 1 file - Valid: 1, Invalid: 0, Errors: 0 Skipped: 0" ]
 }
 
+@test "Pass when parsing a folder containing valid YAML files" {
+  run bin/kubeconform -summary fixtures/folder
+  [ "$status" -eq 0 ]
+  [ "$output" = "Summary: 7 resources found in 2 files - Valid: 7, Invalid: 0, Errors: 0 Skipped: 0" ]
+}
+
 @test "Pass when parsing a Kubernetes file with string and integer quantities" {
   run bin/kubeconform -verbose fixtures/quantity.yaml
   [ "$status" -eq 0 ]

fixtures/folder/multi_valid.yaml

@@ -0,0 +1,181 @@
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: redis-master
+  labels:
+    app: redis
+    tier: backend
+    role: master
+spec:
+  ports:
+    # the port that this service should serve on
+  - port: 6379
+    targetPort: 6379
+  selector:
+    app: redis
+    tier: backend
+    role: master
+---
+apiVersion: v1
+kind: ReplicationController
+metadata:
+  name: redis-master
+  # these labels can be applied automatically 
+  # from the labels in the pod template if not set
+  labels:
+    app: redis
+    role: master
+    tier: backend
+spec:
+  # this replicas value is default
+  # modify it according to your case
+  replicas: 1
+  # selector can be applied automatically 
+  # from the labels in the pod template if not set
+  # selector:
+  #   app: guestbook
+  #   role: master
+  #   tier: backend
+  template:
+    metadata:
+      labels:
+        app: redis
+        role: master
+        tier: backend
+    spec:
+      containers:
+      - name: master
+        image: redis
+        resources:
+          requests:
+            cpu: 100m
+            memory: 100Mi
+        ports:
+        - containerPort: 6379
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: redis-slave
+  labels:
+    app: redis
+    tier: backend
+    role: slave
+spec:
+  ports:
+    # the port that this service should serve on
+  - port: 6379
+  selector:
+    app: redis
+    tier: backend
+    role: slave
+---
+apiVersion: v1
+kind: ReplicationController
+metadata:
+  name: redis-slave
+  # these labels can be applied automatically
+  # from the labels in the pod template if not set
+  labels:
+    app: redis
+    role: slave
+    tier: backend
+spec:
+  # this replicas value is default
+  # modify it according to your case
+  replicas: 2
+  # selector can be applied automatically
+  # from the labels in the pod template if not set
+  # selector:
+  #   app: guestbook
+  #   role: slave
+  #   tier: backend
+  template:
+    metadata:
+      labels:
+        app: redis
+        role: slave
+        tier: backend
+    spec:
+      containers:
+      - name: slave
+        image: gcr.io/google_samples/gb-redisslave:v1
+        resources:
+          requests:
+            cpu: 100m
+            memory: 100Mi
+        env:
+        - name: GET_HOSTS_FROM
+          value: dns
+          # If your cluster config does not include a dns service, then to
+          # instead access an environment variable to find the master
+          # service's host, comment out the 'value: dns' line above, and
+          # uncomment the line below.
+          # value: env
+        ports:
+        - containerPort: 6379
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: frontend
+  labels:
+    app: guestbook
+    tier: frontend
+spec:
+  # if your cluster supports it, uncomment the following to automatically create
+  # an external load-balanced IP for the frontend service.
+  # type: LoadBalancer
+  ports:
+    # the port that this service should serve on
+  - port: 80
+  selector:
+    app: guestbook
+    tier: frontend
+---
+apiVersion: v1
+kind: ReplicationController
+metadata:
+  name: frontend
+  # these labels can be applied automatically
+  # from the labels in the pod template if not set
+  labels:
+    app: guestbook
+    tier: frontend
+spec:
+  # this replicas value is default
+  # modify it according to your case
+  replicas: 3
+  # selector can be applied automatically
+  # from the labels in the pod template if not set
+  # selector:
+  #   app: guestbook
+  #   tier: frontend
+  template:
+    metadata:
+      labels:
+        app: guestbook
+        tier: frontend
+    spec:
+      containers:
+      - name: php-redis
+        image: gcr.io/google_samples/gb-frontend:v3
+        resources:
+          requests:
+            cpu: 100m
+            memory: 100Mi
+        env:
+        - name: GET_HOSTS_FROM
+          value: dns
+          # If your cluster config does not include a dns service, then to
+          # instead access environment variables to find service host
+          # info, comment out the 'value: dns' line above, and uncomment the
+          # line below.
+          # value: env
+        ports:
+        - containerPort: 80
+---
+---
+# an empty resource with comments
+---

fixtures/folder/valid.yaml

@@ -0,0 +1,19 @@
+apiVersion: v1
+kind: ReplicationController
+metadata:
+  name: "bob"
+spec:
+  replicas: 2
+  selector:
+    app: nginx
+  template:
+    metadata:
+      name: nginx
+      labels:
+        app: nginx
+    spec:
+      containers:
+      - name: nginx
+        image: nginx
+        ports:
+        - containerPort: 80