restic/internal/backend_find_test.go

72 lines
1.7 KiB
Go

package restic
import (
"context"
"testing"
)
type mockBackend struct {
list func(context.Context, FileType) <-chan string
}
func (m mockBackend) List(ctx context.Context, t FileType) <-chan string {
return m.list(ctx, t)
}
var samples = IDs{
TestParseID("20bdc1402a6fc9b633aaffffffffffffffffffffffffffffffffffffffffffff"),
TestParseID("20bdc1402a6fc9b633ccd578c4a92d0f4ef1a457fa2e16c596bc73fb409d6cc0"),
TestParseID("20bdc1402a6fc9b633ffffffffffffffffffffffffffffffffffffffffffffff"),
TestParseID("20ff988befa5fc40350f00d531a767606efefe242c837aaccb80673f286be53d"),
TestParseID("326cb59dfe802304f96ee9b5b9af93bdee73a30f53981e5ec579aedb6f1d0f07"),
TestParseID("86b60b9594d1d429c4aa98fa9562082cabf53b98c7dc083abe5dae31074dd15a"),
TestParseID("96c8dbe225079e624b5ce509f5bd817d1453cd0a85d30d536d01b64a8669aeae"),
TestParseID("fa31d65b87affcd167b119e9d3d2a27b8236ca4836cb077ed3e96fcbe209b792"),
}
func TestPrefixLength(t *testing.T) {
list := samples
m := mockBackend{}
m.list = func(ctx context.Context, t FileType) <-chan string {
ch := make(chan string)
go func() {
defer close(ch)
for _, id := range list {
select {
case ch <- id.String():
case <-ctx.Done():
return
}
}
}()
return ch
}
l, err := PrefixLength(m, SnapshotFile)
if err != nil {
t.Error(err)
}
if l != 19 {
t.Errorf("wrong prefix length returned, want %d, got %d", 19, l)
}
list = samples[:3]
l, err = PrefixLength(m, SnapshotFile)
if err != nil {
t.Error(err)
}
if l != 19 {
t.Errorf("wrong prefix length returned, want %d, got %d", 19, l)
}
list = samples[3:]
l, err = PrefixLength(m, SnapshotFile)
if err != nil {
t.Error(err)
}
if l != 8 {
t.Errorf("wrong prefix length returned, want %d, got %d", 8, l)
}
}