test: Adding fuzz test for getEnvFromMap in builders.go (#213)

pkg/utils/builders_fuzz_test.go

@@ -0,0 +1,24 @@
+package utils
+
+import (
+	fuzz "github.com/AdaLogics/go-fuzz-headers"
+	"github.com/stretchr/testify/require"
+	corev1 "k8s.io/api/core/v1"
+	"testing"
+)
+
+func FuzzGetEnvFromMap(f *testing.F) {
+	f.Fuzz(func(t *testing.T, data []byte) {
+		fuzzConsumer := fuzz.NewConsumer(data)
+		targetStruct := &struct {
+			m map[string]corev1.EnvVar
+		}{}
+		err := fuzzConsumer.GenerateStruct(targetStruct)
+		if err != nil {
+			return
+		}
+		envs := getEnvFromMap(targetStruct.m)
+		var envCount = len(envs)
+		require.Equal(t, envCount, len(targetStruct.m)+1)
+	})
+}