Add test for loading webhooks from file

Author: databus23

pkg/envtest/testdata/webhooks/manifests.yaml

@@ -0,0 +1,101 @@
+---
+apiVersion: admissionregistration.k8s.io/v1beta1
+kind: MutatingWebhookConfiguration
+metadata:
+  creationTimestamp: null
+  name: mutating-webhook-configuration
+webhooks:
+- clientConfig:
+    caBundle: Cg==
+    service:
+      name: webhook-service
+      namespace: system
+      path: /mutate-v1beta1
+  failurePolicy: Fail
+  name: mpods.kb.io
+  rules:
+  - apiGroups:
+    - ""
+    apiVersions:
+    - v1
+    operations:
+    - CREATE
+    - UPDATE
+    resources:
+    - pods
+---
+apiVersion: admissionregistration.k8s.io/v1
+kind: MutatingWebhookConfiguration
+metadata:
+  creationTimestamp: null
+  name: mutating-webhook-configuration2
+webhooks:
+- clientConfig:
+    caBundle: Cg==
+    service:
+      name: webhook-service
+      namespace: system
+      path: /mutate-v1
+  failurePolicy: Fail
+  name: mpods2.kb.io
+  rules:
+  - apiGroups:
+    - ""
+    apiVersions:
+    - v1
+    operations:
+    - CREATE
+    - UPDATE
+    resources:
+    - pods
+---
+apiVersion: admissionregistration.k8s.io/v1beta1
+kind: ValidatingWebhookConfiguration
+metadata:
+  creationTimestamp: null
+  name: validating-webhook-configuration
+webhooks:
+- clientConfig:
+    caBundle: Cg==
+    service:
+      name: webhook-service
+      namespace: system
+      path: /validate-v1beta1
+  failurePolicy: Fail
+  name: vpods.kb.io
+  rules:
+  - apiGroups:
+    - ""
+    apiVersions:
+    - v1
+    operations:
+    - CREATE
+    - UPDATE
+    resources:
+    - pods
+---
+apiVersion: admissionregistration.k8s.io/v1
+kind: ValidatingWebhookConfiguration
+metadata:
+  creationTimestamp: null
+  name: validating-webhook-configuration
+webhooks:
+- clientConfig:
+    caBundle: Cg==
+    service:
+      name: webhook-service
+      namespace: system
+      path: /validate-v1
+  failurePolicy: Fail
+  name: vpods2.kb.io
+  rules:
+  - apiGroups:
+    - ""
+    apiVersions:
+    - v1
+    operations:
+    - CREATE
+    - UPDATE
+    resources:
+    - pods
+

pkg/envtest/webhook_test.go

@@ -3,6 +3,7 @@ package envtest
 import (
 	"context"
 	"fmt"
+	"path/filepath"
 	"time"
 
 	. "github.com/onsi/ginkgo"
@@ -73,6 +74,16 @@ var _ = Describe("Test", func() {
 			close(stopCh)
 			close(done)
 		})
+
+		It("should load webhooks from files", func() {
+			installOptions := WebhookInstallOptions{
+				DirectoryPaths: []string{filepath.Join("testdata", "webhooks")},
+			}
+			err := parseWebhookDirs(&installOptions)
+			Expect(err).NotTo(HaveOccurred())
+			Expect(len(installOptions.MutatingWebhooks)).To(Equal(2))
+			Expect(len(installOptions.ValidatingWebhooks)).To(Equal(2))
+		})
 	})
 })