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package localrepo
import (
"io"
"os"
"path/filepath"
"strings"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"gitlab.com/gitlab-org/gitaly/v16/internal/helper/perm"
"gitlab.com/gitlab-org/gitaly/v16/internal/structerr"
"gitlab.com/gitlab-org/gitaly/v16/internal/testhelper"
)
type ReaderFunc func([]byte) (int, error)
func (fn ReaderFunc) Read(b []byte) (int, error) { return fn(b) }
func TestRepo_WriteBlob(t *testing.T) {
t.Parallel()
ctx := testhelper.Context(t)
_, repo, repoPath := setupRepo(t)
for _, tc := range []struct {
desc string
attributes string
input io.Reader
sha string
error error
content string
}{
{
desc: "error reading",
input: ReaderFunc(func([]byte) (int, error) { return 0, assert.AnError }),
error: structerr.New("writing blob: %w", assert.AnError),
},
{
desc: "successful empty blob",
input: strings.NewReader(""),
content: "",
},
{
desc: "successful blob",
input: strings.NewReader("some content"),
content: "some content",
},
{
desc: "LF line endings left unmodified",
input: strings.NewReader("\n"),
content: "\n",
},
{
desc: "CRLF not converted to LF due to global git config",
input: strings.NewReader("\r\n"),
content: "\r\n",
},
{
desc: "line endings preserved in binary files",
input: strings.NewReader("\r\n"),
attributes: "file-path binary",
content: "\r\n",
},
} {
t.Run(tc.desc, func(t *testing.T) {
attributesPath := filepath.Join(repoPath, "info", "attributes")
require.NoError(t, os.MkdirAll(filepath.Dir(attributesPath), perm.SharedDir))
require.NoError(t, os.WriteFile(attributesPath, []byte(tc.attributes), perm.PublicFile))
sha, err := repo.WriteBlob(ctx, tc.input, WriteBlobConfig{
Path: "file-path",
})
require.Equal(t, tc.error, err)
if tc.error != nil {
return
}
content, err := repo.ReadObject(ctx, sha)
require.NoError(t, err)
assert.Equal(t, tc.content, string(content))
})
}
}
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