test(snapshot): cover complete generation restore
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- ec1815e0587d02f823b2bf2f07da45f7236a9dc4
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- brice · · 2026-07-21 19:52 UTC
- committer
- brice · · 2026-07-21 19:53 UTC
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- ef93e42
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CD88F9E564E0102646FB6077A1A07C7C7C3E349D· arch-gpg Verified for the committer email
1 file · +59 -0
A internal/adapters/snapshot/repository_fault_test.go +59 -0
| @@ -0,0 +1,59 @@ | |||
| 1 | + | package snapshot | |
| 2 | + | ||
| 3 | + | import ( | |
| 4 | + | "context" | |
| 5 | + | "errors" | |
| 6 | + | "os" | |
| 7 | + | "testing" | |
| 8 | + | ||
| 9 | + | codec "github.com/bnema/vev/internal/usecase/snapshot" | |
| 10 | + | ) | |
| 11 | + | ||
| 12 | + | func TestRepositoryHeadFailureKeepsOldCompleteGeneration(t *testing.T) { | |
| 13 | + | dir := privateDir(t) | |
| 14 | + | repo := NewRepository(dir) | |
| 15 | + | first := repositoryPublication(t, "named", 1, []byte("one")) | |
| 16 | + | if err := repo.Publish(context.Background(), first); err != nil { | |
| 17 | + | t.Fatal(err) | |
| 18 | + | } | |
| 19 | + | second := repositoryPublication(t, "named", 2, []byte("two")) | |
| 20 | + | repo.hooks.beforeHeadWrite = func(string) error { return errors.New("injected HEAD failure") } | |
| 21 | + | if err := repo.Publish(context.Background(), second); err == nil { | |
| 22 | + | t.Fatal("Publish succeeded with injected HEAD failure") | |
| 23 | + | } | |
| 24 | + | repo.hooks.beforeHeadWrite = nil | |
| 25 | + | got, err := repo.Load(context.Background(), "named") | |
| 26 | + | if err != nil { | |
| 27 | + | t.Fatal(err) | |
| 28 | + | } | |
| 29 | + | if got.Generation != 1 { | |
| 30 | + | t.Fatalf("generation after failed publish = %d, want 1", got.Generation) | |
| 31 | + | } | |
| 32 | + | } | |
| 33 | + | ||
| 34 | + | func TestRepositoryLoadFallsBackFromIncompleteNewestGeneration(t *testing.T) { | |
| 35 | + | dir := privateDir(t) | |
| 36 | + | repo := NewRepository(dir) | |
| 37 | + | first := repositoryPublication(t, "named", 1, []byte("one")) | |
| 38 | + | if err := repo.Publish(context.Background(), first); err != nil { | |
| 39 | + | t.Fatal(err) | |
| 40 | + | } | |
| 41 | + | second := repositoryPublication(t, "named", 2, []byte("two")) | |
| 42 | + | if err := repo.Publish(context.Background(), second); err != nil { | |
| 43 | + | t.Fatal(err) | |
| 44 | + | } | |
| 45 | + | manifest, err := codec.UnmarshalManifest(second.Manifest) | |
| 46 | + | if err != nil { | |
| 47 | + | t.Fatal(err) | |
| 48 | + | } | |
| 49 | + | if err := os.Remove(repo.objectPath(sessionKey("named"), manifest.Tabs[0].Panes[0].Tail.Digest)); err != nil { | |
| 50 | + | t.Fatal(err) | |
| 51 | + | } | |
| 52 | + | got, err := repo.Load(context.Background(), "named") | |
| 53 | + | if err != nil { | |
| 54 | + | t.Fatal(err) | |
| 55 | + | } | |
| 56 | + | if got.Generation != 1 || !got.Fallback { | |
| 57 | + | t.Fatalf("Load = generation %d fallback %v, want generation 1 fallback true", got.Generation, got.Fallback) | |
| 58 | + | } | |
| 59 | + | } | |
| @@ -0,0 +1,59 @@ | |||||
| 1 | + | package snapshot | |||
| 2 | + | ||||
| 3 | + | import ( | |||
| 4 | + | "context" | |||
| 5 | + | "errors" | |||
| 6 | + | "os" | |||
| 7 | + | "testing" | |||
| 8 | + | ||||
| 9 | + | codec "github.com/bnema/vev/internal/usecase/snapshot" | |||
| 10 | + | ) | |||
| 11 | + | ||||
| 12 | + | func TestRepositoryHeadFailureKeepsOldCompleteGeneration(t *testing.T) { | |||
| 13 | + | dir := privateDir(t) | |||
| 14 | + | repo := NewRepository(dir) | |||
| 15 | + | first := repositoryPublication(t, "named", 1, []byte("one")) | |||
| 16 | + | if err := repo.Publish(context.Background(), first); err != nil { | |||
| 17 | + | t.Fatal(err) | |||
| 18 | + | } | |||
| 19 | + | second := repositoryPublication(t, "named", 2, []byte("two")) | |||
| 20 | + | repo.hooks.beforeHeadWrite = func(string) error { return errors.New("injected HEAD failure") } | |||
| 21 | + | if err := repo.Publish(context.Background(), second); err == nil { | |||
| 22 | + | t.Fatal("Publish succeeded with injected HEAD failure") | |||
| 23 | + | } | |||
| 24 | + | repo.hooks.beforeHeadWrite = nil | |||
| 25 | + | got, err := repo.Load(context.Background(), "named") | |||
| 26 | + | if err != nil { | |||
| 27 | + | t.Fatal(err) | |||
| 28 | + | } | |||
| 29 | + | if got.Generation != 1 { | |||
| 30 | + | t.Fatalf("generation after failed publish = %d, want 1", got.Generation) | |||
| 31 | + | } | |||
| 32 | + | } | |||
| 33 | + | ||||
| 34 | + | func TestRepositoryLoadFallsBackFromIncompleteNewestGeneration(t *testing.T) { | |||
| 35 | + | dir := privateDir(t) | |||
| 36 | + | repo := NewRepository(dir) | |||
| 37 | + | first := repositoryPublication(t, "named", 1, []byte("one")) | |||
| 38 | + | if err := repo.Publish(context.Background(), first); err != nil { | |||
| 39 | + | t.Fatal(err) | |||
| 40 | + | } | |||
| 41 | + | second := repositoryPublication(t, "named", 2, []byte("two")) | |||
| 42 | + | if err := repo.Publish(context.Background(), second); err != nil { | |||
| 43 | + | t.Fatal(err) | |||
| 44 | + | } | |||
| 45 | + | manifest, err := codec.UnmarshalManifest(second.Manifest) | |||
| 46 | + | if err != nil { | |||
| 47 | + | t.Fatal(err) | |||
| 48 | + | } | |||
| 49 | + | if err := os.Remove(repo.objectPath(sessionKey("named"), manifest.Tabs[0].Panes[0].Tail.Digest)); err != nil { | |||
| 50 | + | t.Fatal(err) | |||
| 51 | + | } | |||
| 52 | + | got, err := repo.Load(context.Background(), "named") | |||
| 53 | + | if err != nil { | |||
| 54 | + | t.Fatal(err) | |||
| 55 | + | } | |||
| 56 | + | if got.Generation != 1 || !got.Fallback { | |||
| 57 | + | t.Fatalf("Load = generation %d fallback %v, want generation 1 fallback true", got.Generation, got.Fallback) | |||
| 58 | + | } | |||
| 59 | + | } | |||