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package main
import (
"bytes"
"errors"
"fmt"
"github.com/git-lfs/git-lfs/v3/tools"
"github.com/git-lfs/git-lfs/v3/tq"
)
// "download" - all present
func downloadAllExist(manifest tq.Manifest, oidsExist, oidsMissing []TestObject) error {
retobjs, err := callBatchApi(manifest, tq.Download, oidsExist)
if err != nil {
return err
}
if len(retobjs) != len(oidsExist) {
return fmt.Errorf("incorrect number of returned objects, expected %d, got %d", len(oidsExist), len(retobjs))
}
var errbuf bytes.Buffer
for _, o := range retobjs {
rel, _ := o.Rel("download")
if rel == nil {
errbuf.WriteString(fmt.Sprintf("Missing download link for %s\n", o.Oid))
}
}
if errbuf.Len() > 0 {
return errors.New(errbuf.String())
}
return nil
}
// "download" - all missing (test includes 404 error entry)
func downloadAllMissing(manifest tq.Manifest, oidsExist, oidsMissing []TestObject) error {
retobjs, err := callBatchApi(manifest, tq.Download, oidsMissing)
if err != nil {
return err
}
if len(retobjs) != len(oidsMissing) {
return fmt.Errorf("incorrect number of returned objects, expected %d, got %d", len(oidsMissing), len(retobjs))
}
var errbuf bytes.Buffer
for _, o := range retobjs {
link, _ := o.Rel("download")
if link != nil {
errbuf.WriteString(fmt.Sprintf("Download link should not exist for %s, was %+v\n", o.Oid, link))
}
if o.Error == nil {
errbuf.WriteString(fmt.Sprintf("Download should include an error for missing object %s\n", o.Oid))
} else if o.Error.Code != 404 {
errbuf.WriteString(fmt.Sprintf("Download error code for missing object %s should be 404, got %d\n", o.Oid, o.Error.Code))
}
}
if errbuf.Len() > 0 {
return errors.New(errbuf.String())
}
return nil
}
// "download" - mixture
func downloadMixed(manifest tq.Manifest, oidsExist, oidsMissing []TestObject) error {
existSet := tools.NewStringSetWithCapacity(len(oidsExist))
for _, o := range oidsExist {
existSet.Add(o.Oid)
}
missingSet := tools.NewStringSetWithCapacity(len(oidsMissing))
for _, o := range oidsMissing {
missingSet.Add(o.Oid)
}
calloids := interleaveTestData(oidsExist, oidsMissing)
retobjs, err := callBatchApi(manifest, tq.Download, calloids)
if err != nil {
return err
}
count := len(oidsExist) + len(oidsMissing)
if len(retobjs) != count {
return fmt.Errorf("incorrect number of returned objects, expected %d, got %d", count, len(retobjs))
}
var errbuf bytes.Buffer
for _, o := range retobjs {
link, _ := o.Rel("download")
if missingSet.Contains(o.Oid) {
if link != nil {
errbuf.WriteString(fmt.Sprintf("Download link should not exist for %s, was %+v\n", o.Oid, link))
}
if o.Error == nil {
errbuf.WriteString(fmt.Sprintf("Download should include an error for missing object %s", o.Oid))
} else if o.Error.Code != 404 {
errbuf.WriteString(fmt.Sprintf("Download error code for missing object %s should be 404, got %d\n", o.Oid, o.Error.Code))
}
}
if existSet.Contains(o.Oid) && link == nil {
errbuf.WriteString(fmt.Sprintf("Missing download link for %s\n", o.Oid))
}
}
if errbuf.Len() > 0 {
return errors.New(errbuf.String())
}
return nil
}
func init() {
addTest("Test download: all existing", downloadAllExist)
addTest("Test download: all missing", downloadAllMissing)
addTest("Test download: mixed", downloadMixed)
}
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