Current File : /opt/go/pkg/mod/google.golang.org/protobuf@v1.30.0/internal/fuzz/textfuzz//fuzz.go
// Copyright 2019 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Package textfuzz includes fuzzers for prototext.Marshal and prototext.Unmarshal.
package textfuzz
import (
"google.golang.org/protobuf/encoding/prototext"
"google.golang.org/protobuf/proto"
fuzzpb "google.golang.org/protobuf/internal/testprotos/fuzz"
)
// Fuzz is a fuzzer for proto.Marshal and proto.Unmarshal.
func Fuzz(data []byte) (score int) {
m1 := &fuzzpb.Fuzz{}
if err := (prototext.UnmarshalOptions{
AllowPartial: true,
}).Unmarshal(data, m1); err != nil {
return 0
}
data1, err := prototext.MarshalOptions{
AllowPartial: true,
}.Marshal(m1)
if err != nil {
panic(err)
}
m2 := &fuzzpb.Fuzz{}
if err := (prototext.UnmarshalOptions{
AllowPartial: true,
}).Unmarshal(data1, m2); err != nil {
return 0
}
if !proto.Equal(m1, m2) {
panic("not equal")
}
return 1
}
