Merge pull request kubernetes#80787 from ii/wip-configmap-contents-patch

Add validation to ConfigMap patch test

Author: k8s-ci-robot

test/e2e/common/configmap.go

@@ -19,7 +19,7 @@ package common
 import (
 	"fmt"
 
-	"k8s.io/api/core/v1"
+	v1 "k8s.io/api/core/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/util/uuid"
 	"k8s.io/kubernetes/test/e2e/framework"
@@ -134,6 +134,26 @@ var _ = ginkgo.Describe("[sig-node] ConfigMap", func() {
 		configMap, err := newConfigMapWithEmptyKey(f)
 		framework.ExpectError(err, "created configMap %q with empty key in namespace %q", configMap.Name, f.Namespace.Name)
 	})
+
+	ginkgo.It("should patch ConfigMap successfully", func() {
+		name := "configmap-test-" + string(uuid.NewUUID())
+		configMap := newConfigMap(f, name)
+		ginkgo.By(fmt.Sprintf("Creating configMap %v/%v", f.Namespace.Name, configMap.Name))
+		_, err := f.ClientSet.CoreV1().ConfigMaps(f.Namespace.Name).Create(configMap)
+		framework.ExpectNoError(err)
+
+		configMap.Data = map[string]string{
+			"data": "value",
+		}
+		ginkgo.By(fmt.Sprintf("Updating configMap %v/%v", f.Namespace.Name, configMap.Name))
+		_, err = f.ClientSet.CoreV1().ConfigMaps(f.Namespace.Name).Update(configMap)
+		framework.ExpectNoError(err)
+
+		configMapFromUpdate, err := f.ClientSet.CoreV1().ConfigMaps(f.Namespace.Name).Get(name, metav1.GetOptions{})
+		framework.ExpectNoError(err)
+		ginkgo.By(fmt.Sprintf("Verifying update of configMap %v/%v", f.Namespace.Name, configMap.Name))
+		framework.ExpectEqual(configMapFromUpdate.Data, configMap.Data)
+	})
 })
 
 func newEnvFromConfigMap(f *framework.Framework, name string) *v1.ConfigMap {