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