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Diffstat (limited to 'vendor/golang.org/x/crypto/poly1305/poly1305_test.go')
-rw-r--r--vendor/golang.org/x/crypto/poly1305/poly1305_test.go132
1 files changed, 0 insertions, 132 deletions
diff --git a/vendor/golang.org/x/crypto/poly1305/poly1305_test.go b/vendor/golang.org/x/crypto/poly1305/poly1305_test.go
deleted file mode 100644
index 256bdbb..0000000
--- a/vendor/golang.org/x/crypto/poly1305/poly1305_test.go
+++ /dev/null
@@ -1,132 +0,0 @@
-// Copyright 2012 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 poly1305
-
-import (
- "encoding/hex"
- "flag"
- "testing"
- "unsafe"
-)
-
-var stressFlag = flag.Bool("stress", false, "run slow stress tests")
-
-type test struct {
- in string
- key string
- tag string
-}
-
-func (t *test) Input() []byte {
- in, err := hex.DecodeString(t.in)
- if err != nil {
- panic(err)
- }
- return in
-}
-
-func (t *test) Key() [32]byte {
- buf, err := hex.DecodeString(t.key)
- if err != nil {
- panic(err)
- }
- var key [32]byte
- copy(key[:], buf[:32])
- return key
-}
-
-func (t *test) Tag() [16]byte {
- buf, err := hex.DecodeString(t.tag)
- if err != nil {
- panic(err)
- }
- var tag [16]byte
- copy(tag[:], buf[:16])
- return tag
-}
-
-func testSum(t *testing.T, unaligned bool, sumImpl func(tag *[TagSize]byte, msg []byte, key *[32]byte)) {
- var tag [16]byte
- for i, v := range testData {
- in := v.Input()
- if unaligned {
- in = unalignBytes(in)
- }
- key := v.Key()
- sumImpl(&tag, in, &key)
- if tag != v.Tag() {
- t.Errorf("%d: expected %x, got %x", i, v.Tag(), tag[:])
- }
- }
-}
-
-func TestBurnin(t *testing.T) {
- // This test can be used to sanity-check significant changes. It can
- // take about many minutes to run, even on fast machines. It's disabled
- // by default.
- if !*stressFlag {
- t.Skip("skipping without -stress")
- }
-
- var key [32]byte
- var input [25]byte
- var output [16]byte
-
- for i := range key {
- key[i] = 1
- }
- for i := range input {
- input[i] = 2
- }
-
- for i := uint64(0); i < 1e10; i++ {
- Sum(&output, input[:], &key)
- copy(key[0:], output[:])
- copy(key[16:], output[:])
- copy(input[:], output[:])
- copy(input[16:], output[:])
- }
-
- const expected = "5e3b866aea0b636d240c83c428f84bfa"
- if got := hex.EncodeToString(output[:]); got != expected {
- t.Errorf("expected %s, got %s", expected, got)
- }
-}
-
-func TestSum(t *testing.T) { testSum(t, false, Sum) }
-func TestSumUnaligned(t *testing.T) { testSum(t, true, Sum) }
-func TestSumGeneric(t *testing.T) { testSum(t, false, sumGeneric) }
-func TestSumGenericUnaligned(t *testing.T) { testSum(t, true, sumGeneric) }
-
-func benchmark(b *testing.B, size int, unaligned bool) {
- var out [16]byte
- var key [32]byte
- in := make([]byte, size)
- if unaligned {
- in = unalignBytes(in)
- }
- b.SetBytes(int64(len(in)))
- b.ResetTimer()
- for i := 0; i < b.N; i++ {
- Sum(&out, in, &key)
- }
-}
-
-func Benchmark64(b *testing.B) { benchmark(b, 64, false) }
-func Benchmark1K(b *testing.B) { benchmark(b, 1024, false) }
-func Benchmark64Unaligned(b *testing.B) { benchmark(b, 64, true) }
-func Benchmark1KUnaligned(b *testing.B) { benchmark(b, 1024, true) }
-func Benchmark2M(b *testing.B) { benchmark(b, 2097152, true) }
-
-func unalignBytes(in []byte) []byte {
- out := make([]byte, len(in)+1)
- if uintptr(unsafe.Pointer(&out[0]))&(unsafe.Alignof(uint32(0))-1) == 0 {
- out = out[1:]
- } else {
- out = out[:len(in)]
- }
- copy(out, in)
- return out
-}