btcd/btcec/fuzz_test.go

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//go:build gofuzz || go1.18
// Copyright (c) 2013-2017 The btcsuite developers
// Copyright (c) 2015-2022 The Decred developers
// Use of this source code is governed by an ISC
// license that can be found in the LICENSE file.
package btcec
import (
"encoding/hex"
"testing"
)
func FuzzParsePubKey(f *testing.F) {
// 1. Seeds from pubkey tests.
for _, test := range pubKeyTests {
if test.isValid {
f.Add(test.key)
}
}
// 2. Seeds from recovery tests.
var recoveryTestPubKeys = []string{
"04E32DF42865E97135ACFB65F3BAE71BDC86F4D49150AD6A440B6F15878109880A0A2B2667F7E725CEEA70C673093BF67663E0312623C8E091B13CF2C0F11EF652",
"04A7640409AA2083FDAD38B2D8DE1263B2251799591D840653FB02DBBA503D7745FCB83D80E08A1E02896BE691EA6AFFB8A35939A646F1FC79052A744B1C82EDC3",
}
for _, pubKey := range recoveryTestPubKeys {
seed, err := hex.DecodeString(pubKey)
if err != nil {
f.Fatal(err)
}
f.Add(seed)
}
// Now run the fuzzer.
f.Fuzz(func(t *testing.T, input []byte) {
key, err := ParsePubKey(input)
if key == nil && err == nil {
panic("key==nil && err==nil")
}
if key != nil && err != nil {
panic("key!=nil yet err!=nil")
}
})
}