| 362 | } |
| 363 | |
| 364 | func TestU32EncodeDecode(t *testing.T) { |
| 365 | |
| 366 | indexes := []int32{1, 5, 9, 203} |
| 367 | elts := []uint32{12, 15, 19, 120} |
| 368 | |
| 369 | cases := []struct { |
| 370 | n int |
| 371 | want []byte |
| 372 | }{ |
| 373 | { |
| 374 | 0, |
| 375 | []byte{}, |
| 376 | }, |
| 377 | { |
| 378 | 1, |
| 379 | []byte{8, 1, 18, 1, 2, 26, 1, 0, 34}, |
| 380 | }, |
| 381 | { |
| 382 | 2, |
| 383 | []byte{8, 2, 18, 1, 34, 26, 1, 0, 34}, |
| 384 | }, |
| 385 | } |
| 386 | |
| 387 | for i, c := range cases { |
| 388 | |
| 389 | a, err := array.NewU32(indexes[:c.n], elts[:c.n]) |
| 390 | if err != nil { |
| 391 | t.Errorf("expect no error but: %s", err) |
| 392 | } |
| 393 | |
| 394 | rst, err := proto.Marshal(a) |
| 395 | if err != nil { |
| 396 | t.Errorf("expect no error but: %s", err) |
| 397 | } |
| 398 | |
| 399 | // build Elts part for template generated test codes |
| 400 | var want []byte = c.want |
| 401 | if c.n > 0 { |
| 402 | want = append(c.want, byte(c.n*4)) |
| 403 | for i := 0; i < c.n; i++ { |
| 404 | b := make([]byte, 4) |
| 405 | binary.LittleEndian.PutUint32(b, elts[i]) |
| 406 | want = append(want, b...) |
| 407 | } |
| 408 | } |
| 409 | |
| 410 | if !reflect.DeepEqual(rst, want) { |
| 411 | t.Fatalf("%d-th: n: %v; want: %v; actual: %v", |
| 412 | i+1, c.n, want, rst) |
| 413 | } |
| 414 | |
| 415 | // Decode |
| 416 | |
| 417 | b := &array.U32{} |
| 418 | err = proto.Unmarshal(rst, b) |
| 419 | |
| 420 | if err != nil { |
| 421 | t.Errorf("expect no error but: %s", err) |