github.com/mckael/restic@v0.8.3/internal/restic/backend_find_test.go (about) 1 package restic 2 3 import ( 4 "context" 5 "testing" 6 ) 7 8 type mockBackend struct { 9 list func(context.Context, FileType, func(FileInfo) error) error 10 } 11 12 func (m mockBackend) List(ctx context.Context, t FileType, fn func(FileInfo) error) error { 13 return m.list(ctx, t, fn) 14 } 15 16 var samples = IDs{ 17 TestParseID("20bdc1402a6fc9b633aaffffffffffffffffffffffffffffffffffffffffffff"), 18 TestParseID("20bdc1402a6fc9b633ccd578c4a92d0f4ef1a457fa2e16c596bc73fb409d6cc0"), 19 TestParseID("20bdc1402a6fc9b633ffffffffffffffffffffffffffffffffffffffffffffff"), 20 TestParseID("20ff988befa5fc40350f00d531a767606efefe242c837aaccb80673f286be53d"), 21 TestParseID("326cb59dfe802304f96ee9b5b9af93bdee73a30f53981e5ec579aedb6f1d0f07"), 22 TestParseID("86b60b9594d1d429c4aa98fa9562082cabf53b98c7dc083abe5dae31074dd15a"), 23 TestParseID("96c8dbe225079e624b5ce509f5bd817d1453cd0a85d30d536d01b64a8669aeae"), 24 TestParseID("fa31d65b87affcd167b119e9d3d2a27b8236ca4836cb077ed3e96fcbe209b792"), 25 } 26 27 func TestPrefixLength(t *testing.T) { 28 list := samples 29 30 m := mockBackend{} 31 m.list = func(ctx context.Context, t FileType, fn func(FileInfo) error) error { 32 for _, id := range list { 33 err := fn(FileInfo{Name: id.String()}) 34 if err != nil { 35 return err 36 } 37 } 38 return nil 39 } 40 41 l, err := PrefixLength(m, SnapshotFile) 42 if err != nil { 43 t.Error(err) 44 } 45 if l != 19 { 46 t.Errorf("wrong prefix length returned, want %d, got %d", 19, l) 47 } 48 49 list = samples[:3] 50 l, err = PrefixLength(m, SnapshotFile) 51 if err != nil { 52 t.Error(err) 53 } 54 if l != 19 { 55 t.Errorf("wrong prefix length returned, want %d, got %d", 19, l) 56 } 57 58 list = samples[3:] 59 l, err = PrefixLength(m, SnapshotFile) 60 if err != nil { 61 t.Error(err) 62 } 63 if l != 8 { 64 t.Errorf("wrong prefix length returned, want %d, got %d", 8, l) 65 } 66 }