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backend: Rework List()

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For a discussion see #1567
This commit is contained in:
Alexander Neumann
2018-01-20 13:43:07 +01:00
parent a3d43a92b3
commit 52230b8f07
8 changed files with 124 additions and 95 deletions
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19
internal/backend/test/tests.go
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@@ -283,12 +283,17 @@ func (s *Suite) TestList(t *testing.T) {
s.SetListMaxItems(test.maxItems)
}
for name := range b.List(context.TODO(), restic.DataFile) {
id, err := restic.ParseID(name)
err := b.List(context.TODO(), restic.DataFile, func(fi restic.FileInfo) error {
id, err := restic.ParseID(fi.Name)
if err != nil {
t.Fatal(err)
}
list2.Insert(id)
return nil
})
if err != nil {
t.Fatalf("List returned error %v", err)
}
t.Logf("loaded %v IDs from backend", len(list2))
@@ -556,10 +561,16 @@ func delayedList(t testing.TB, b restic.Backend, tpe restic.FileType, max int, m
list := restic.NewIDSet()
start := time.Now()
for i := 0; i < max; i++ {
for s := range b.List(context.TODO(), tpe) {
id := restic.TestParseID(s)
err := b.List(context.TODO(), tpe, func(fi restic.FileInfo) error {
id := restic.TestParseID(fi.Name)
list.Insert(id)
return nil
})
if err != nil {
t.Fatal(err)
}
if len(list) < max && time.Since(start) < maxwait {
time.Sleep(500 * time.Millisecond)
}