219 lines
7.2 KiB
Go
219 lines
7.2 KiB
Go
package fake
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import (
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"bytes"
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"context"
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"errors"
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"io"
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"reflect"
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"testing"
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"gitea.maximumdirect.net/eric/distributor/internal/storage"
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)
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func TestBackendReadWriteAndStream(t *testing.T) {
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backend := New()
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entry, err := backend.WriteFile(context.Background(), "reports/report.md", []byte("hello"), storage.WriteOptions{})
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if err != nil {
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t.Fatalf("WriteFile() error = %v", err)
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}
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if entry.Path != "reports/report.md" || entry.Type != storage.EntryTypeFile || entry.Size != 5 {
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t.Fatalf("entry = %#v, want file metadata", entry)
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}
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data, err := backend.ReadFile(context.Background(), "reports/report.md")
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if err != nil {
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t.Fatalf("ReadFile() error = %v", err)
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}
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reader, err := backend.OpenReader(context.Background(), "reports/report.md")
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if err != nil {
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t.Fatalf("OpenReader() error = %v", err)
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}
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streamed, err := io.ReadAll(reader)
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closeErr := reader.Close()
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if err != nil || closeErr != nil {
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t.Fatalf("stream read error = %v close = %v", err, closeErr)
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}
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if !bytes.Equal(data, streamed) {
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t.Fatalf("streamed = %q, want %q", streamed, data)
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}
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_, err = backend.WriteFile(context.Background(), "reports/report.md", []byte("again"), storage.WriteOptions{})
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if !storage.IsAlreadyExists(err) {
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t.Fatalf("WriteFile existing error = %v, want already exists", err)
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}
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}
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func TestBackendStatWalkAndList(t *testing.T) {
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backend := New()
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mustWrite(t, backend, "b/two.txt", "2")
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mustWrite(t, backend, "a/one.txt", "1")
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entry, err := backend.Stat(context.Background(), "a")
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if err != nil {
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t.Fatalf("Stat directory error = %v", err)
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}
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if entry.Type != storage.EntryTypeDirectory {
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t.Fatalf("entry type = %s, want directory", entry.Type)
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}
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entries, err := storage.List(context.Background(), backend, "", storage.WalkOptions{Recursive: true})
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if err != nil {
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t.Fatalf("List() error = %v", err)
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}
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var paths []string
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for _, entry := range entries {
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paths = append(paths, entry.Path)
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}
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want := []string{"a", "a/one.txt", "b", "b/two.txt"}
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if !reflect.DeepEqual(paths, want) {
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t.Fatalf("paths = %v, want %v", paths, want)
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}
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}
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func TestBackendRejectsInvalidPaths(t *testing.T) {
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backend := New()
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_, err := backend.WriteFile(context.Background(), "../outside", []byte("data"), storage.WriteOptions{})
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if !storage.IsInvalidPath(err) {
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t.Fatalf("WriteFile traversal error = %v, want invalid path", err)
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}
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_, err = backend.ReadFile(context.Background(), `bad\path`)
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if !storage.IsInvalidPath(err) {
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t.Fatalf("ReadFile backslash error = %v, want invalid path", err)
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}
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}
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func TestBackendSymlinkReportingAndReadRejection(t *testing.T) {
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backend := New()
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if err := backend.AddSymlink("link.txt"); err != nil {
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t.Fatalf("AddSymlink() error = %v", err)
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}
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entry, err := backend.Stat(context.Background(), "link.txt")
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if err != nil {
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t.Fatalf("Stat() error = %v", err)
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}
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if entry.Type != storage.EntryTypeSymlink {
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t.Fatalf("entry type = %s, want symlink", entry.Type)
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}
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_, err = backend.ReadFile(context.Background(), "link.txt")
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if !storage.IsUnsupported(err) {
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t.Fatalf("ReadFile symlink error = %v, want unsupported", err)
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}
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}
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func TestBackendWriteFromSizeMismatch(t *testing.T) {
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backend := New()
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_, err := backend.WriteFrom(context.Background(), "out.txt", bytes.NewBufferString("short"), storage.WriteOptions{SizeKnown: true, Size: 99})
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if !storage.IsConflict(err) {
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t.Fatalf("WriteFrom size mismatch error = %v, want conflict", err)
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}
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if _, err := backend.Stat(context.Background(), "out.txt"); !storage.IsNotFound(err) {
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t.Fatalf("Stat after failed write error = %v, want not found", err)
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}
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}
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func TestBackendManagedDeletion(t *testing.T) {
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backend := New()
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mustWrite(t, backend, "bundle/report.html", "html")
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mustWrite(t, backend, "bundle/keep.txt", "keep")
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statePath, err := storage.StatePath("bundle")
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if err != nil {
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t.Fatalf("StatePath() error = %v", err)
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}
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mustWrite(t, backend, statePath, "{}")
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err = backend.DeleteManagedBundle(context.Background(), "bundle", []string{"report.html"}, storage.DeleteOptions{PruneEmptyDirs: true})
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if err != nil {
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t.Fatalf("DeleteManagedBundle() error = %v", err)
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}
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if _, err := backend.Stat(context.Background(), "bundle/report.html"); !storage.IsNotFound(err) {
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t.Fatalf("managed output stat error = %v, want not found", err)
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}
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if _, err := backend.Stat(context.Background(), statePath); !storage.IsNotFound(err) {
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t.Fatalf("state stat error = %v, want not found", err)
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}
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if _, err := backend.Stat(context.Background(), "bundle/keep.txt"); err != nil {
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t.Fatalf("unlisted file stat error = %v", err)
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}
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if err := backend.DeleteManagedBundle(context.Background(), "bundle", []string{""}, storage.DeleteOptions{}); !storage.IsInvalidPath(err) {
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t.Fatalf("DeleteManagedBundle invalid output error = %v, want invalid path", err)
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}
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}
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func TestBackendDeletePrefixStaysWithinPrefix(t *testing.T) {
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backend := New()
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mustWrite(t, backend, "bundle/report.md", "report")
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mustWrite(t, backend, "bundle/nested/old.txt", "old")
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mustWrite(t, backend, "bundle-sibling/keep.txt", "keep")
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mustWrite(t, backend, "outside.txt", "outside")
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if err := backend.DeletePrefix(context.Background(), "bundle", storage.DeleteOptions{IgnoreMissing: true, PruneEmptyDirs: true}); err != nil {
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t.Fatalf("DeletePrefix() error = %v", err)
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}
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if _, err := backend.Stat(context.Background(), "bundle/report.md"); !storage.IsNotFound(err) {
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t.Fatalf("deleted file stat error = %v, want not found", err)
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}
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if _, err := backend.Stat(context.Background(), "bundle/nested/old.txt"); !storage.IsNotFound(err) {
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t.Fatalf("deleted nested file stat error = %v, want not found", err)
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}
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if _, err := backend.Stat(context.Background(), "bundle-sibling/keep.txt"); err != nil {
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t.Fatalf("sibling stat error = %v", err)
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}
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if _, err := backend.Stat(context.Background(), "outside.txt"); err != nil {
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t.Fatalf("outside stat error = %v", err)
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}
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}
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func TestBackendHasAnyAndWalkStop(t *testing.T) {
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backend := New()
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found, err := backend.HasAny(context.Background(), "missing")
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if err != nil {
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t.Fatalf("HasAny missing error = %v", err)
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}
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if found {
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t.Fatal("HasAny missing = true, want false")
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}
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mustWrite(t, backend, "bundle/report.md", "report")
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found, err = backend.HasAny(context.Background(), "bundle")
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if err != nil {
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t.Fatalf("HasAny bundle error = %v", err)
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}
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if !found {
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t.Fatal("HasAny bundle = false, want true")
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}
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found, err = backend.HasAny(context.Background(), "bund")
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if err != nil {
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t.Fatalf("HasAny sibling prefix error = %v", err)
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}
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if found {
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t.Fatal("HasAny sibling prefix = true, want false")
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}
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visited := 0
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err = backend.Walk(context.Background(), "", storage.WalkOptions{Recursive: true}, func(storage.Entry) error {
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visited++
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return storage.ErrStopWalk
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})
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if err != nil {
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t.Fatalf("Walk stop error = %v", err)
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}
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if visited != 1 {
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t.Fatalf("visited = %d, want 1", visited)
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}
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errSentinel := errors.New("callback")
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err = backend.Walk(context.Background(), "", storage.WalkOptions{Recursive: true}, func(storage.Entry) error {
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return errSentinel
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})
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if !errors.Is(err, errSentinel) {
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t.Fatalf("Walk callback error = %v, want sentinel", err)
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}
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}
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func mustWrite(t *testing.T, backend *Backend, path, data string) {
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t.Helper()
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if _, err := backend.WriteFile(context.Background(), path, []byte(data), storage.WriteOptions{}); err != nil {
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t.Fatalf("WriteFile(%q) error = %v", path, err)
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}
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}
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