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Code Issues Releases Activity

Split non-cipher code to utils.go out of ciphers.go

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This commit is contained in:
Nick Meves
2020-05-10 09:48:35 -07:00
parent ce2e92bc57
commit f60e24d9c3
4 changed files with 207 additions and 190 deletions
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90
pkg/encryption/cipher_test.go
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@@ -2,103 +2,13 @@ package encryption
import (
"crypto/rand"
"crypto/sha1"
"crypto/sha256"
"encoding/base64"
"fmt"
"io"
"testing"
"github.com/stretchr/testify/assert"
)
func TestSecretBytesEncoded(t *testing.T) {
for _, secretSize := range []int{16, 24, 32} {
t.Run(fmt.Sprintf("%d", secretSize), func(t *testing.T) {
secret := make([]byte, secretSize)
_, err := io.ReadFull(rand.Reader, secret)
assert.Equal(t, nil, err)
// We test both padded & raw Base64 to ensure we handle both
// potential user input routes for Base64
base64Padded := base64.URLEncoding.EncodeToString(secret)
sb := SecretBytes(base64Padded)
assert.Equal(t, secret, sb)
assert.Equal(t, len(sb), secretSize)
base64Raw := base64.RawURLEncoding.EncodeToString(secret)
sb = SecretBytes(base64Raw)
assert.Equal(t, secret, sb)
assert.Equal(t, len(sb), secretSize)
})
}
}
// A string that isn't intended as Base64 and still decodes (but to unintended length)
// will return the original secret as bytes
func TestSecretBytesEncodedWrongSize(t *testing.T) {
for _, secretSize := range []int{15, 20, 28, 33, 44} {
t.Run(fmt.Sprintf("%d", secretSize), func(t *testing.T) {
secret := make([]byte, secretSize)
_, err := io.ReadFull(rand.Reader, secret)
assert.Equal(t, nil, err)
// We test both padded & raw Base64 to ensure we handle both
// potential user input routes for Base64
base64Padded := base64.URLEncoding.EncodeToString(secret)
sb := SecretBytes(base64Padded)
assert.NotEqual(t, secret, sb)
assert.NotEqual(t, len(sb), secretSize)
// The given secret is returned as []byte
assert.Equal(t, base64Padded, string(sb))
base64Raw := base64.RawURLEncoding.EncodeToString(secret)
sb = SecretBytes(base64Raw)
assert.NotEqual(t, secret, sb)
assert.NotEqual(t, len(sb), secretSize)
// The given secret is returned as []byte
assert.Equal(t, base64Raw, string(sb))
})
}
}
func TestSecretBytesNonBase64(t *testing.T) {
trailer := "equals=========="
assert.Equal(t, trailer, string(SecretBytes(trailer)))
raw16 := "asdflkjhqwer)(*&"
sb16 := SecretBytes(raw16)
assert.Equal(t, raw16, string(sb16))
assert.Equal(t, 16, len(sb16))
raw24 := "asdflkjhqwer)(*&CJEN#$%^"
sb24 := SecretBytes(raw24)
assert.Equal(t, raw24, string(sb24))
assert.Equal(t, 24, len(sb24))
raw32 := "asdflkjhqwer)(*&1234lkjhqwer)(*&"
sb32 := SecretBytes(raw32)
assert.Equal(t, raw32, string(sb32))
assert.Equal(t, 32, len(sb32))
}
func TestSignAndValidate(t *testing.T) {
seed := "0123456789abcdef"
key := "cookie-name"
value := base64.URLEncoding.EncodeToString([]byte("I am soooo encoded"))
epoch := "123456789"
sha256sig := cookieSignature(sha256.New, seed, key, value, epoch)
sha1sig := cookieSignature(sha1.New, seed, key, value, epoch)
assert.True(t, checkSignature(sha256sig, seed, key, value, epoch))
// This should be switched to False after fully deprecating SHA1
assert.True(t, checkSignature(sha1sig, seed, key, value, epoch))
assert.False(t, checkSignature(sha256sig, seed, key, "tampered", epoch))
assert.False(t, checkSignature(sha1sig, seed, key, "tampered", epoch))
}
func TestEncodeAndDecodeAccessToken(t *testing.T) {
const secret = "0123456789abcdefghijklmnopqrstuv"
const token = "my access token"