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// Copyright 2019 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package integrations
import (
"archive/zip"
"bytes"
"crypto/sha256"
"encoding/hex"
"io"
"io/ioutil"
"net/http"
"testing"
"code.gitea.io/gitea/models"
"code.gitea.io/gitea/modules/gzip"
"code.gitea.io/gitea/modules/lfs"
"code.gitea.io/gitea/modules/setting"
gzipp "github.com/klauspost/compress/gzip"
"github.com/stretchr/testify/assert"
)
func GenerateLFSOid(content io.Reader) (string, error) {
h := sha256.New()
if _, err := io.Copy(h, content); err != nil {
return "", err
}
sum := h.Sum(nil)
return hex.EncodeToString(sum), nil
}
var lfsID = int64(20000)
func storeObjectInRepo(t *testing.T, repositoryID int64, content *[]byte) string {
oid, err := GenerateLFSOid(bytes.NewReader(*content))
assert.NoError(t, err)
var lfsMetaObject *models.LFSMetaObject
if setting.UsePostgreSQL {
lfsMetaObject = &models.LFSMetaObject{ID: lfsID, Oid: oid, Size: int64(len(*content)), RepositoryID: repositoryID}
} else {
lfsMetaObject = &models.LFSMetaObject{Oid: oid, Size: int64(len(*content)), RepositoryID: repositoryID}
}
lfsID++
lfsMetaObject, err = models.NewLFSMetaObject(lfsMetaObject)
assert.NoError(t, err)
contentStore := &lfs.ContentStore{BasePath: setting.LFS.ContentPath}
if !contentStore.Exists(lfsMetaObject) {
err := contentStore.Put(lfsMetaObject, bytes.NewReader(*content))
assert.NoError(t, err)
}
return oid
}
func doLfs(t *testing.T, content *[]byte, expectGzip bool) {
prepareTestEnv(t)
repo, err := models.GetRepositoryByOwnerAndName("user2", "repo1")
assert.NoError(t, err)
oid := storeObjectInRepo(t, repo.ID, content)
defer repo.RemoveLFSMetaObjectByOid(oid)
session := loginUser(t, "user2")
// Request OID
req := NewRequest(t, "GET", "/user2/repo1.git/info/lfs/objects/"+oid+"/test")
req.Header.Set("Accept-Encoding", "gzip")
resp := session.MakeRequest(t, req, http.StatusOK)
contentEncoding := resp.Header().Get("Content-Encoding")
if !expectGzip || !setting.EnableGzip {
assert.NotContains(t, contentEncoding, "gzip")
result := resp.Body.Bytes()
assert.Equal(t, *content, result)
} else {
assert.Contains(t, contentEncoding, "gzip")
gzippReader, err := gzipp.NewReader(resp.Body)
assert.NoError(t, err)
result, err := ioutil.ReadAll(gzippReader)
assert.NoError(t, err)
assert.Equal(t, *content, result)
}
}
func TestGetLFSSmall(t *testing.T) {
content := []byte("A very small file\n")
doLfs(t, &content, false)
}
func TestGetLFSLarge(t *testing.T) {
content := make([]byte, gzip.MinSize*10)
for i := range content {
content[i] = byte(i % 256)
}
doLfs(t, &content, true)
}
func TestGetLFSGzip(t *testing.T) {
b := make([]byte, gzip.MinSize*10)
for i := range b {
b[i] = byte(i % 256)
}
outputBuffer := bytes.NewBuffer([]byte{})
gzippWriter := gzipp.NewWriter(outputBuffer)
gzippWriter.Write(b)
gzippWriter.Close()
content := outputBuffer.Bytes()
doLfs(t, &content, false)
}
func TestGetLFSZip(t *testing.T) {
b := make([]byte, gzip.MinSize*10)
for i := range b {
b[i] = byte(i % 256)
}
outputBuffer := bytes.NewBuffer([]byte{})
zipWriter := zip.NewWriter(outputBuffer)
fileWriter, err := zipWriter.Create("default")
assert.NoError(t, err)
fileWriter.Write(b)
zipWriter.Close()
content := outputBuffer.Bytes()
doLfs(t, &content, false)
}
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