| 415 | } |
| 416 | |
| 417 | func Test_nextSplit(t *testing.T) { |
| 418 | tests := []struct { |
| 419 | fname string |
| 420 | want string |
| 421 | wantFirst bool |
| 422 | wantErr bool |
| 423 | }{ |
| 424 | { |
| 425 | fname: "", |
| 426 | wantErr: true, |
| 427 | }, |
| 428 | { |
| 429 | fname: "file", |
| 430 | wantFirst: true, |
| 431 | want: "file-part-1", |
| 432 | }, |
| 433 | { |
| 434 | fname: "file-part-1", |
| 435 | want: "file-part-2", |
| 436 | }, |
| 437 | { |
| 438 | fname: "file-part-2.log", |
| 439 | want: "file-part-3.log", |
| 440 | }, |
| 441 | { |
| 442 | fname: "file.foo-part-2.log", |
| 443 | want: "file.foo-part-3.log", |
| 444 | }, |
| 445 | { |
| 446 | fname: "file.foo-part-2", |
| 447 | want: "file.foo-part-3", |
| 448 | }, |
| 449 | { |
| 450 | fname: "file.foo-part-0", |
| 451 | wantErr: true, |
| 452 | }, |
| 453 | { |
| 454 | fname: "file.foo-part-9", |
| 455 | want: "file.foo-part-10", |
| 456 | }, |
| 457 | { |
| 458 | fname: "file.foo-part-99", |
| 459 | want: "file.foo-part-100", |
| 460 | }, |
| 461 | } |
| 462 | for _, tt := range tests { |
| 463 | t.Run(tt.fname, func(t *testing.T) { |
| 464 | got, first, err := nextSplit(tt.fname) |
| 465 | if (err != nil) != tt.wantErr { |
| 466 | t.Errorf("nextSplit(%q) error = %v, wantErr %v", tt.fname, err, tt.wantErr) |
| 467 | return |
| 468 | } |
| 469 | if got != tt.want { |
| 470 | t.Errorf("nextSplit(%q) = %q, want %q", tt.fname, got, tt.want) |
| 471 | } |
| 472 | if first != tt.wantFirst { |
| 473 | t.Errorf("nextSplit(%q), got firstSplit = %v, want %v", tt.fname, first, tt.wantFirst) |
| 474 | } |