| // Copyright 2025 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 cryptotest | |
| import ( | |
| "crypto/internal/boring" | |
| "crypto/internal/fips140" | |
| "hash" | |
| "internal/testhash" | |
| "io" | |
| "math/rand" | |
| "testing" | |
| "time" | |
| ) | |
| type MakeHash func() hash.Hash | |
| // TestHash performs a set of tests on hash.Hash implementations, checking the | |
| // documented requirements of Write, Sum, Reset, Size, and BlockSize. | |
| func TestHash(t *testing.T, mh MakeHash) { | |
| if boring.Enabled || fips140.Version() == "v1.0.0" { | |
| testhash.TestHashWithoutClone(t, testhash.MakeHash(mh)) | |
| return | |
| } | |
| testhash.TestHash(t, testhash.MakeHash(mh)) | |
| } | |
| func newRandReader(t *testing.T) io.Reader { | |
| seed := time.Now().UnixNano() | |
| t.Logf("Deterministic RNG seed: 0x%x", seed) | |
| return rand.New(rand.NewSource(seed)) | |
| } | |