diff --git a/pkg/commands/build/testdata/testcase-transformer-no-create-arrays/expected.yaml b/pkg/commands/build/testdata/testcase-transformer-no-create-arrays/expected.yaml
deleted file mode 100644
index 9eafc8f9d..000000000
--- a/pkg/commands/build/testdata/testcase-transformer-no-create-arrays/expected.yaml
+++ /dev/null
@@ -1,57 +0,0 @@
-apiVersion: apps/v1
-kind: StatefulSet
-metadata:
-  labels:
-    notIn: arrays
-  name: persisted-test
-spec:
-  replicas: 1
-  selector:
-    matchLabels:
-      app: test
-      notIn: arrays
-  serviceName: test
-  template:
-    metadata:
-      labels:
-        app: test
-        notIn: arrays
-    spec:
-      containers:
-      - image: nginx
-        name: nginx
-  volumeClaimTemplates:
-  - metadata:
-      labels:
-        notIn: arrays
-      name: www
-    spec:
-      accessModes:
-      - ReadWriteOnce
-      resources:
-        requests:
-          storage: 1Gi
-      storageClassName: my-storage-class
----
-apiVersion: apps/v1
-kind: StatefulSet
-metadata:
-  labels:
-    notIn: arrays
-  name: test
-spec:
-  replicas: 1
-  selector:
-    matchLabels:
-      app: test
-      notIn: arrays
-  serviceName: test
-  template:
-    metadata:
-      labels:
-        app: test
-        notIn: arrays
-    spec:
-      containers:
-      - image: nginx
-        name: nginx
diff --git a/pkg/commands/build/testdata/testcase-transformer-no-create-arrays/in/kustomization.yaml b/pkg/commands/build/testdata/testcase-transformer-no-create-arrays/in/kustomization.yaml
deleted file mode 100644
index 593d2618a..000000000
--- a/pkg/commands/build/testdata/testcase-transformer-no-create-arrays/in/kustomization.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-commonLabels:
-  notIn: arrays
-
-resources:
-- statefulset.yaml
-- statefulset-with-template.yaml
diff --git a/pkg/commands/build/testdata/testcase-transformer-no-create-arrays/in/statefulset-with-template.yaml b/pkg/commands/build/testdata/testcase-transformer-no-create-arrays/in/statefulset-with-template.yaml
deleted file mode 100644
index 2e4eba617..000000000
--- a/pkg/commands/build/testdata/testcase-transformer-no-create-arrays/in/statefulset-with-template.yaml
+++ /dev/null
@@ -1,29 +0,0 @@
-kind: StatefulSet
-apiVersion: apps/v1
-metadata:
-  name: persisted-test
-  labels:
-    notIn: arrays
-spec:
-  serviceName: "test"
-  replicas: 1
-  selector:
-    matchLabels:
-      app: test
-  template:
-    metadata:
-      labels:
-        app: test
-    spec:
-      containers:
-      - name: nginx
-        image: nginx
-  volumeClaimTemplates:
-  - metadata:
-      name: www
-    spec:
-      accessModes: [ "ReadWriteOnce" ]
-      storageClassName: my-storage-class
-      resources:
-        requests:
-          storage: 1Gi
diff --git a/pkg/commands/build/testdata/testcase-transformer-no-create-arrays/in/statefulset.yaml b/pkg/commands/build/testdata/testcase-transformer-no-create-arrays/in/statefulset.yaml
deleted file mode 100644
index c81a03c26..000000000
--- a/pkg/commands/build/testdata/testcase-transformer-no-create-arrays/in/statefulset.yaml
+++ /dev/null
@@ -1,20 +0,0 @@
-kind: StatefulSet
-apiVersion: apps/v1
-metadata:
-  name: test
-  labels:
-    notIn: arrays
-spec:
-  serviceName: "test"
-  replicas: 1
-  selector:
-    matchLabels:
-      app: test
-  template:
-    metadata:
-      labels:
-        app: test
-    spec:
-      containers:
-      - name: nginx
-        image: nginx
diff --git a/pkg/commands/build/testdata/testcase-transformer-no-create-arrays/test.yaml b/pkg/commands/build/testdata/testcase-transformer-no-create-arrays/test.yaml
deleted file mode 100644
index 6fa743457..000000000
--- a/pkg/commands/build/testdata/testcase-transformer-no-create-arrays/test.yaml
+++ /dev/null
@@ -1,4 +0,0 @@
-description: arrays are not autocreated by transformers
-args: []
-filename: testdata/testcase-transformer-no-create-arrays/in
-expectedStdout: testdata/testcase-transformer-no-create-arrays/expected.yaml
diff --git a/pkg/target/transformersarrays_test.go b/pkg/target/transformersarrays_test.go
new file mode 100644
index 000000000..432f0813b
--- /dev/null
+++ b/pkg/target/transformersarrays_test.go
@@ -0,0 +1,182 @@
+// Copyright 2019 The Kubernetes Authors.
+// SPDX-License-Identifier: Apache-2.0
+
+package target_test
+
+import (
+	"testing"
+
+	kusttest_test "sigs.k8s.io/kustomize/pkg/kusttest"
+)
+
+func makeStatefulSetKustomization(th *kusttest_test.KustTestHarness) {
+	th.WriteK("/app", `
+commonLabels:
+  notIn: arrays
+resources:
+- statefulset.yaml
+- statefulset-with-template.yaml
+`)
+	th.WriteF("/app/statefulset.yaml", `
+kind: StatefulSet
+apiVersion: apps/v1
+metadata:
+  name: test
+  labels:
+    notIn: arrays
+spec:
+  serviceName: test
+  replicas: 1
+  selector:
+    matchLabels:
+      app: test
+  template:
+    metadata:
+      labels:
+        app: test
+    spec:
+      containers:
+      - name: nginx
+        image: k8s.gcr.io/nginx-slim:0.8
+        ports:
+        - containerPort: 80
+          name: web
+`)
+	th.WriteF("/app/statefulset-with-template.yaml", `
+kind: StatefulSet
+apiVersion: apps/v1
+metadata:
+  name: persisted-test
+  labels:
+    notIn: arrays
+spec:
+  serviceName: test
+  replicas: 1
+  selector:
+    matchLabels:
+      app: test
+  template:
+    metadata:
+      labels:
+        app: test
+    spec:
+      containers:
+      - name: nginx
+        image: k8s.gcr.io/nginx-slim:0.8
+        ports:
+        - containerPort: 80
+          name: web
+        volumeMounts:
+        - name: www
+          mountPath: /usr/share/nginx/html
+        - name: data
+          mountPath: /usr/share/nginx/data
+  volumeClaimTemplates:
+  - metadata:
+      name: www
+    spec:
+      accessModes: [ "ReadWriteOnce" ]
+      storageClassName: my-storage-class
+      resources:
+        requests:
+          storage: 1Gi
+  - metadata:
+      name: data
+    spec:
+      accessModes: [ "ReadWriteOnce" ]
+      storageClassName: my-storage-class
+      resources:
+        requests:
+          storage: 100Gi
+`)
+}
+
+func TestTransformersNoCreateArrays(t *testing.T) {
+	th := kusttest_test.NewKustTestHarness(t, "/app")
+	makeStatefulSetKustomization(th)
+	m, err := th.MakeKustTarget().MakeCustomizedResMap()
+	if err != nil {
+		t.Fatalf("Err: %v", err)
+	}
+	th.AssertActualEqualsExpected(m, `
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  labels:
+    notIn: arrays
+  name: persisted-test
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: test
+      notIn: arrays
+  serviceName: test
+  template:
+    metadata:
+      labels:
+        app: test
+        notIn: arrays
+    spec:
+      containers:
+      - image: k8s.gcr.io/nginx-slim:0.8
+        name: nginx
+        ports:
+        - containerPort: 80
+          name: web
+        volumeMounts:
+        - mountPath: /usr/share/nginx/html
+          name: www
+        - mountPath: /usr/share/nginx/data
+          name: data
+  volumeClaimTemplates:
+  - metadata:
+      labels:
+        notIn: arrays
+      name: www
+    spec:
+      accessModes:
+      - ReadWriteOnce
+      resources:
+        requests:
+          storage: 1Gi
+      storageClassName: my-storage-class
+  - metadata:
+      labels:
+        notIn: arrays
+      name: data
+    spec:
+      accessModes:
+      - ReadWriteOnce
+      resources:
+        requests:
+          storage: 100Gi
+      storageClassName: my-storage-class
+---
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  labels:
+    notIn: arrays
+  name: test
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: test
+      notIn: arrays
+  serviceName: test
+  template:
+    metadata:
+      labels:
+        app: test
+        notIn: arrays
+    spec:
+      containers:
+      - image: k8s.gcr.io/nginx-slim:0.8
+        name: nginx
+        ports:
+        - containerPort: 80
+          name: web
+`)
+}