restic/internal/restic/backend_find_test.go
2022-10-03 12:15:53 +02:00

77 lines
2.5 KiB
Go

package restic
import (
"context"
"strings"
"testing"
)
type mockBackend struct {
list func(context.Context, FileType, func(FileInfo) error) error
}
func (m mockBackend) List(ctx context.Context, t FileType, fn func(FileInfo) error) error {
return m.list(ctx, t, fn)
}
var samples = IDs{
TestParseID("20bdc1402a6fc9b633aaffffffffffffffffffffffffffffffffffffffffffff"),
TestParseID("20bdc1402a6fc9b633ccd578c4a92d0f4ef1a457fa2e16c596bc73fb409d6cc0"),
TestParseID("20bdc1402a6fc9b633ffffffffffffffffffffffffffffffffffffffffffffff"),
TestParseID("20ff988befa5fc40350f00d531a767606efefe242c837aaccb80673f286be53d"),
TestParseID("326cb59dfe802304f96ee9b5b9af93bdee73a30f53981e5ec579aedb6f1d0f07"),
TestParseID("86b60b9594d1d429c4aa98fa9562082cabf53b98c7dc083abe5dae31074dd15a"),
TestParseID("96c8dbe225079e624b5ce509f5bd817d1453cd0a85d30d536d01b64a8669aeae"),
TestParseID("fa31d65b87affcd167b119e9d3d2a27b8236ca4836cb077ed3e96fcbe209b792"),
}
func TestFind(t *testing.T) {
list := samples
m := mockBackend{}
m.list = func(ctx context.Context, t FileType, fn func(FileInfo) error) error {
for _, id := range list {
err := fn(FileInfo{Name: id.String()})
if err != nil {
return err
}
}
return nil
}
f, err := Find(context.TODO(), m, SnapshotFile, "20bdc1402a6fc9b633aa")
if err != nil {
t.Error(err)
}
expectedMatch := "20bdc1402a6fc9b633aaffffffffffffffffffffffffffffffffffffffffffff"
if f != expectedMatch {
t.Errorf("Wrong match returned want %s, got %s", expectedMatch, f)
}
f, err = Find(context.TODO(), m, SnapshotFile, "NotAPrefix")
if _, ok := err.(*NoIDByPrefixError); !ok || !strings.Contains(err.Error(), "NotAPrefix") {
t.Error("Expected no snapshots to be found.")
}
if f != "" {
t.Errorf("Find should not return a match on error.")
}
// Try to match with a prefix longer than any ID.
extraLengthID := samples[0].String() + "f"
f, err = Find(context.TODO(), m, SnapshotFile, extraLengthID)
if _, ok := err.(*NoIDByPrefixError); !ok || !strings.Contains(err.Error(), extraLengthID) {
t.Errorf("Wrong error %v for no snapshots matched", err)
}
if f != "" {
t.Errorf("Find should not return a match on error.")
}
// Use a prefix that will match the prefix of multiple Ids in `samples`.
f, err = Find(context.TODO(), m, SnapshotFile, "20bdc140")
if _, ok := err.(*MultipleIDMatchesError); !ok {
t.Errorf("Wrong error %v for multiple snapshots", err)
}
if f != "" {
t.Errorf("Find should not return a match on error.")
}
}