Add E2E test cases for repository maintenance job configuration.

Signed-off-by: Xun Jiang <xun.jiang@broadcom.com>

pkg/builder/priority_class_builder.go

@@ -0,0 +1,52 @@
+/*
+Copyright 2019 the Velero contributors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package builder
+
+import (
+	corev1api "k8s.io/api/core/v1"
+	schedulingv1api "k8s.io/api/scheduling/v1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+)
+
+type PriorityClassBuilder struct {
+	object *schedulingv1api.PriorityClass
+}
+
+func ForPriorityClass(name string) *PriorityClassBuilder {
+	return &PriorityClassBuilder{
+		object: &schedulingv1api.PriorityClass{
+			ObjectMeta: metav1.ObjectMeta{
+				Name: name,
+			},
+		},
+	}
+}
+
+func (p *PriorityClassBuilder) Value(value int) *PriorityClassBuilder {
+	p.object.Value = int32(value)
+	return p
+}
+
+func (p *PriorityClassBuilder) PreemptionPolicy(policy string) *PriorityClassBuilder {
+	preemptionPolicy := corev1api.PreemptionPolicy(policy)
+	p.object.PreemptionPolicy = &preemptionPolicy
+	return p
+}
+
+func (p *PriorityClassBuilder) Result() *schedulingv1api.PriorityClass {
+	return p.object
+}