minio/pkg/utils/crypto/sha256/sha256_test.go
Harshavardhana 49a714d1a4 Add license header for Minio modifications, improvements for sha1,sha256,sha512 implementations
Also bring in SSE3 optimized public domain implementation of SHA1 from Intel ``FIPS PUB 180-1``
2015-02-21 15:50:47 -08:00

122 lines
5.3 KiB
Go

// Copyright 2009 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 of
// Golang project:
// https://github.com/golang/go/blob/master/LICENSE
// Using this part of Minio codebase under the license
// Apache License Version 2.0 with modifications
// SHA256 hash algorithm. See FIPS 180-2.
package sha256
import (
"fmt"
"io"
"testing"
)
type sha256Test struct {
out string
in string
}
var golden = []sha256Test{
{"e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855", ""},
{"ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb", "a"},
{"fb8e20fc2e4c3f248c60c39bd652f3c1347298bb977b8b4d5903b85055620603", "ab"},
{"ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad", "abc"},
{"88d4266fd4e6338d13b845fcf289579d209c897823b9217da3e161936f031589", "abcd"},
{"36bbe50ed96841d10443bcb670d6554f0a34b761be67ec9c4a8ad2c0c44ca42c", "abcde"},
{"bef57ec7f53a6d40beb640a780a639c83bc29ac8a9816f1fc6c5c6dcd93c4721", "abcdef"},
{"7d1a54127b222502f5b79b5fb0803061152a44f92b37e23c6527baf665d4da9a", "abcdefg"},
{"9c56cc51b374c3ba189210d5b6d4bf57790d351c96c47c02190ecf1e430635ab", "abcdefgh"},
{"19cc02f26df43cc571bc9ed7b0c4d29224a3ec229529221725ef76d021c8326f", "abcdefghi"},
{"72399361da6a7754fec986dca5b7cbaf1c810a28ded4abaf56b2106d06cb78b0", "abcdefghij"},
{"a144061c271f152da4d151034508fed1c138b8c976339de229c3bb6d4bbb4fce", "Discard medicine more than two years old."},
{"6dae5caa713a10ad04b46028bf6dad68837c581616a1589a265a11288d4bb5c4", "He who has a shady past knows that nice guys finish last."},
{"ae7a702a9509039ddbf29f0765e70d0001177914b86459284dab8b348c2dce3f", "I wouldn't marry him with a ten foot pole."},
{"6748450b01c568586715291dfa3ee018da07d36bb7ea6f180c1af6270215c64f", "Free! Free!/A trip/to Mars/for 900/empty jars/Burma Shave"},
{"14b82014ad2b11f661b5ae6a99b75105c2ffac278cd071cd6c05832793635774", "The days of the digital watch are numbered. -Tom Stoppard"},
{"7102cfd76e2e324889eece5d6c41921b1e142a4ac5a2692be78803097f6a48d8", "Nepal premier won't resign."},
{"23b1018cd81db1d67983c5f7417c44da9deb582459e378d7a068552ea649dc9f", "For every action there is an equal and opposite government program."},
{"8001f190dfb527261c4cfcab70c98e8097a7a1922129bc4096950e57c7999a5a", "His money is twice tainted: 'taint yours and 'taint mine."},
{"8c87deb65505c3993eb24b7a150c4155e82eee6960cf0c3a8114ff736d69cad5", "There is no reason for any individual to have a computer in their home. -Ken Olsen, 1977"},
{"bfb0a67a19cdec3646498b2e0f751bddc41bba4b7f30081b0b932aad214d16d7", "It's a tiny change to the code and not completely disgusting. - Bob Manchek"},
{"7f9a0b9bf56332e19f5a0ec1ad9c1425a153da1c624868fda44561d6b74daf36", "size: a.out: bad magic"},
{"b13f81b8aad9e3666879af19886140904f7f429ef083286195982a7588858cfc", "The major problem is with sendmail. -Mark Horton"},
{"b26c38d61519e894480c70c8374ea35aa0ad05b2ae3d6674eec5f52a69305ed4", "Give me a rock, paper and scissors and I will move the world. CCFestoon"},
{"049d5e26d4f10222cd841a119e38bd8d2e0d1129728688449575d4ff42b842c1", "If the enemy is within range, then so are you."},
{"0e116838e3cc1c1a14cd045397e29b4d087aa11b0853fc69ec82e90330d60949", "It's well we cannot hear the screams/That we create in others' dreams."},
{"4f7d8eb5bcf11de2a56b971021a444aa4eafd6ecd0f307b5109e4e776cd0fe46", "You remind me of a TV show, but that's all right: I watch it anyway."},
{"61c0cc4c4bd8406d5120b3fb4ebc31ce87667c162f29468b3c779675a85aebce", "C is as portable as Stonehedge!!"},
{"1fb2eb3688093c4a3f80cd87a5547e2ce940a4f923243a79a2a1e242220693ac", "Even if I could be Shakespeare, I think I should still choose to be Faraday. - A. Huxley"},
{"395585ce30617b62c80b93e8208ce866d4edc811a177fdb4b82d3911d8696423", "The fugacity of a constituent in a mixture of gases at a given temperature is proportional to its mole fraction. Lewis-Randall Rule"},
{"4f9b189a13d030838269dce846b16a1ce9ce81fe63e65de2f636863336a98fe6", "How can you write a big system without C++? -Paul Glick"},
}
func TestGolden(t *testing.T) {
for i := 0; i < len(golden); i++ {
g := golden[i]
s := fmt.Sprintf("%x", Sum256([]byte(g.in)))
if s != g.out {
t.Fatalf("Sum256 function: sha256(%s) = %s want %s", g.in, s, g.out)
}
c := New()
for j := 0; j < 3; j++ {
if j < 2 {
io.WriteString(c, g.in)
} else {
io.WriteString(c, g.in[0:len(g.in)/2])
c.Sum(nil)
io.WriteString(c, g.in[len(g.in)/2:])
}
s := fmt.Sprintf("%x", c.Sum(nil))
if s != g.out {
t.Fatalf("sha256[%d](%s) = %s want %s", j, g.in, s, g.out)
}
c.Reset()
}
}
}
func TestSize(t *testing.T) {
c := New()
if got := c.Size(); got != Size {
t.Errorf("Size = %d; want %d", got, Size)
}
}
func TestBlockSize(t *testing.T) {
c := New()
if got := c.BlockSize(); got != BlockSize {
t.Errorf("BlockSize = %d want %d", got, BlockSize)
}
}
var bench = New()
var buf = make([]byte, 8192)
func benchmarkSize(b *testing.B, size int) {
b.SetBytes(int64(size))
sum := make([]byte, bench.Size())
for i := 0; i < b.N; i++ {
bench.Reset()
bench.Write(buf[:size])
bench.Sum(sum[:0])
}
}
func BenchmarkHash8Bytes(b *testing.B) {
benchmarkSize(b, 8)
}
func BenchmarkHash1K(b *testing.B) {
benchmarkSize(b, 1024)
}
func BenchmarkHash8K(b *testing.B) {
benchmarkSize(b, 8192)
}