(db *sql.DB, data []byte, id, newSize uint64)
| 334 | } |
| 335 | |
| 336 | func tryGrow(db *sql.DB, data []byte, id, newSize uint64) ([]byte, error) { |
| 337 | originalSize := uint64(len(data)) |
| 338 | data = append(data, make([]byte, newSize-originalSize)...) |
| 339 | if err := grow(db, id, originalSize, newSize); err != nil { |
| 340 | return nil, err |
| 341 | } |
| 342 | newData, err := getAllBlocks(db, id) |
| 343 | if err != nil { |
| 344 | return nil, err |
| 345 | } |
| 346 | if uint64(len(newData)) != newSize { |
| 347 | return nil, fmt.Errorf("getAllBlocks lengths don't match: got %d, expected %d", len(newData), newSize) |
| 348 | } |
| 349 | if !bytes.Equal(data, newData) { |
| 350 | return nil, fmt.Errorf("getAllBlocks data doesn't match") |
| 351 | } |
| 352 | |
| 353 | if newSize == 0 { |
| 354 | return newData, nil |
| 355 | } |
| 356 | |
| 357 | // Check the read as well. |
| 358 | newData, err = read(db, id, 0, newSize) |
| 359 | if err != nil { |
| 360 | return nil, err |
| 361 | } |
| 362 | |
| 363 | if uint64(len(newData)) != newSize { |
| 364 | return nil, fmt.Errorf("read lengths don't match: got %d, expected %d", len(newData), newSize) |
| 365 | } |
| 366 | if !bytes.Equal(data, newData) { |
| 367 | return nil, fmt.Errorf("read data doesn't match") |
| 368 | } |
| 369 | |
| 370 | return newData, nil |
| 371 | } |
| 372 | |
| 373 | func tryShrink(db *sql.DB, data []byte, id, newSize uint64) ([]byte, error) { |
| 374 | originalSize := uint64(len(data)) |
no test coverage detected