apiserver: set borrowing defaults for flowcontrol API

pkg/apis/flowcontrol/fuzzer/fuzzer.go

@@ -0,0 +1,37 @@
+/*
+Copyright 2022 The Kubernetes Authors.
+
+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 fuzzer
+
+import (
+	fuzz "github.com/google/gofuzz"
+
+	runtimeserializer "k8s.io/apimachinery/pkg/runtime/serializer"
+	"k8s.io/kubernetes/pkg/apis/flowcontrol"
+)
+
+// Funcs returns the fuzzer functions for the flowcontrol api group.
+var Funcs = func(codecs runtimeserializer.CodecFactory) []interface{} {
+	return []interface{}{
+		func(obj *flowcontrol.LimitedPriorityLevelConfiguration, c fuzz.Continue) {
+			c.FuzzNoCustom(obj) // fuzz self without calling this function again
+			if obj.LendablePercent == nil {
+				i := int32(0)
+				obj.LendablePercent = &i
+			}
+		},
+	}
+}