dragonfly/pkg/digest/digest_reader_test.go

101 lines
2.3 KiB
Go

/*
* Copyright 2022 The Dragonfly Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package digest
import (
"bytes"
"crypto/md5"
"crypto/sha1"
"crypto/sha256"
"crypto/sha512"
"encoding/hex"
"io"
"testing"
testifyassert "github.com/stretchr/testify/assert"
logger "d7y.io/dragonfly/v2/internal/dflog"
)
func TestNewReader(t *testing.T) {
assert := testifyassert.New(t)
testCases := []struct {
name string
data []byte
digest func(data []byte) string
}{
{
name: "default md5",
data: []byte("hello world"),
digest: func(data []byte) string {
hash := md5.New()
hash.Write(data)
return hex.EncodeToString(hash.Sum(nil))
},
},
{
name: "md5",
data: []byte("hello world"),
digest: func(data []byte) string {
hash := md5.New()
hash.Write(data)
return "md5:" + hex.EncodeToString(hash.Sum(nil))
},
},
{
name: "sha1",
data: []byte("hello world"),
digest: func(data []byte) string {
hash := sha1.New()
hash.Write(data)
return "sha1:" + hex.EncodeToString(hash.Sum(nil))
},
},
{
name: "sha256",
data: []byte("hello world"),
digest: func(data []byte) string {
hash := sha256.New()
hash.Write(data)
return "sha256:" + hex.EncodeToString(hash.Sum(nil))
},
},
{
name: "sha512",
data: []byte("hello world"),
digest: func(data []byte) string {
hash := sha512.New()
hash.Write(data)
return "sha512:" + hex.EncodeToString(hash.Sum(nil))
},
},
}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
digest := tc.digest(tc.data)
buf := bytes.NewBuffer(tc.data)
reader, err := NewReader(buf, WithDigest(digest), WithLogger(logger.With("test", "test")))
assert.Nil(err)
data, err := io.ReadAll(reader)
assert.Nil(err)
assert.Equal(tc.data, data)
})
}
}