| 1 | package main |
| 2 | |
| 3 | import ( |
| 4 | "context" |
| 5 | "os" |
| 6 | "path/filepath" |
| 7 | "testing" |
| 8 | ) |
| 9 | |
| 10 | func TestExportPublicationRecoveryPreservesReplacedFiles(t *testing.T) { |
| 11 | parent := t.TempDir() |
| 12 | dir, err := os.MkdirTemp(parent, ".reasonix-export-batch-") |
| 13 | if err != nil { |
| 14 | t.Fatal(err) |
| 15 | } |
| 16 | for i, name := range []string{"page-000000", "page-000001"} { |
| 17 | witness := filepath.Join(dir, name) |
| 18 | if err = os.WriteFile(witness, []byte("staged"), 0600); err != nil { |
| 19 | t.Fatal(err) |
| 20 | } |
| 21 | target := filepath.Join(parent, []string{"first.png", "second.png"}[i]) |
| 22 | if err = os.Link(witness, target); err != nil { |
| 23 | t.Fatal(err) |
| 24 | } |
| 25 | } |
| 26 | if err = writeExportPublication(dir, exportPublication{Targets: []string{"first.png", "second.png"}}); err != nil { |
| 27 | t.Fatal(err) |
| 28 | } |
| 29 | if err = os.Remove(filepath.Join(parent, "second.png")); err != nil { |
| 30 | t.Fatal(err) |
| 31 | } |
| 32 | if err = os.WriteFile(filepath.Join(parent, "second.png"), []byte("user replacement"), 0600); err != nil { |
| 33 | t.Fatal(err) |
| 34 | } |
| 35 | if err = recoverExportPublications(parent); err != nil { |
| 36 | t.Fatal(err) |
| 37 | } |
| 38 | if _, err = os.Stat(filepath.Join(parent, "first.png")); !os.IsNotExist(err) { |
| 39 | t.Fatal("partial output survived recovery") |
| 40 | } |
| 41 | value, err := os.ReadFile(filepath.Join(parent, "second.png")) |
| 42 | if err != nil || string(value) != "user replacement" { |
| 43 | t.Fatal("recovery removed an unrelated replacement") |
| 44 | } |
| 45 | } |
| 46 | func TestExportPublicationConflictLeavesExistingFile(t *testing.T) { |
| 47 | parent, source := t.TempDir(), t.TempDir() |
| 48 | for _, name := range []string{"page-000000", "page-000001"} { |
| 49 | if err := os.WriteFile(filepath.Join(source, name), []byte(name), 0600); err != nil { |
| 50 | t.Fatal(err) |
| 51 | } |
| 52 | } |
| 53 | targets := []string{filepath.Join(parent, "first.png"), filepath.Join(parent, "second.png")} |
| 54 | if err := os.WriteFile(targets[1], []byte("existing"), 0600); err != nil { |
| 55 | t.Fatal(err) |
| 56 | } |
| 57 | if err := publishJournaledImages(context.Background(), source, targets); err == nil { |
| 58 | t.Fatal("overwrote existing output") |
| 59 | } |
| 60 | if _, err := os.Stat(targets[0]); !os.IsNotExist(err) { |
| 61 | t.Fatal("published partial output") |
| 62 | } |
| 63 | if err := os.Remove(targets[1]); err != nil { |
| 64 | t.Fatal(err) |
| 65 | } |
| 66 | if err := publishJournaledImages(context.Background(), source, targets); err != nil { |
| 67 | t.Fatal(err) |
| 68 | } |
| 69 | if err := recoverExportPublications(parent); err != nil { |
| 70 | t.Fatal(err) |
| 71 | } |
| 72 | for _, target := range targets { |
| 73 | if _, err := os.Stat(target); err != nil { |
| 74 | t.Fatal(err) |
| 75 | } |
| 76 | } |
| 77 | } |
| 78 |