add chart fuzz tests

Signed-off-by: Adam Korczynski <adam@adalogics.com>

pkg/chart/fuzz_test.go

@@ -0,0 +1,48 @@
+/*
+Copyright The Helm 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 chart
+
+import (
+	"testing"
+
+	fuzz "github.com/AdaLogics/go-fuzz-headers"
+)
+
+func FuzzMetadataValidate(f *testing.F) {
+	f.Fuzz(func(t *testing.T, data []byte) {
+		fdp := fuzz.NewConsumer(data)
+		// Add random values to the metadata
+		md := &Metadata{}
+		err := fdp.GenerateStruct(md)
+		if err != nil {
+			t.Skip()
+		}
+		md.Validate()
+	})
+}
+
+func FuzzDependencyValidate(f *testing.F) {
+	f.Fuzz(func(t *testing.T, data []byte) {
+		f := fuzz.NewConsumer(data)
+		// Add random values to the dependenci
+		d := &Dependency{}
+		err := f.GenerateStruct(d)
+		if err != nil {
+			t.Skip()
+		}
+		d.Validate()
+	})
+}