txscript: Add benchmark for CalcWitnessSigHash

This commit is contained in:
Conner Fromknecht 2021-02-04 23:45:31 -08:00 committed by Olaoluwa Osuntokun
parent 843d7607ef
commit 47806df63d
No known key found for this signature in database
GPG key ID: 3BBD59E99B280306

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@ -50,3 +50,23 @@ func BenchmarkCalcSigHash(b *testing.B) {
}
}
}
// BenchmarkCalcWitnessSigHash benchmarks how long it takes to calculate the
// witness signature hashes for all inputs of a transaction with many inputs.
func BenchmarkCalcWitnessSigHash(b *testing.B) {
sigHashes := NewTxSigHashes(&manyInputsBenchTx)
b.ResetTimer()
b.ReportAllocs()
for i := 0; i < b.N; i++ {
for j := 0; j < len(manyInputsBenchTx.TxIn); j++ {
_, err := CalcWitnessSigHash(
prevOutScript, sigHashes, SigHashAll,
&manyInputsBenchTx, j, 5,
)
if err != nil {
b.Fatalf("failed to calc signature hash: %v", err)
}
}
}
}