82 lines
2 KiB
Go
82 lines
2 KiB
Go
package datasets
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import (
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"os"
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"path/filepath"
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"testing"
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"time"
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)
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func TestLocalStoreBeginWriteResume(t *testing.T) {
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dir := t.TempDir()
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store, err := NewLocalStore(dir, "gfs-test")
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if err != nil {
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t.Fatalf("NewLocalStore: %v", err)
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}
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epoch := time.Date(2026, 1, 1, 0, 0, 0, 0, time.UTC)
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h, err := store.BeginWrite(epoch)
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if err != nil {
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t.Fatalf("BeginWrite: %v", err)
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}
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if err := os.WriteFile(h.Path(), []byte("partial"), 0o644); err != nil {
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t.Fatalf("write partial: %v", err)
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}
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if err := h.Manifest().Mark("step000-A"); err != nil {
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t.Fatalf("mark: %v", err)
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}
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// Re-open should see the previous manifest entry.
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h2, err := store.BeginWrite(epoch)
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if err != nil {
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t.Fatalf("BeginWrite resume: %v", err)
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}
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if !h2.Manifest().Has("step000-A") {
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t.Errorf("resumed manifest missing step000-A; units = %v", h2.Manifest().Units())
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}
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// Commit promotes the temp file and removes the manifest.
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if err := h2.Commit(); err != nil {
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t.Fatalf("Commit: %v", err)
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}
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if !store.Exists(epoch) {
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t.Errorf("Exists after commit returned false")
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}
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if _, err := os.Stat(filepath.Join(dir, store.manifestPath(epoch))); !os.IsNotExist(err) {
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t.Errorf("manifest should be removed, got err=%v", err)
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}
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// Listing finds the committed epoch.
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epochs, err := store.List()
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if err != nil {
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t.Fatalf("List: %v", err)
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}
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if len(epochs) != 1 || !epochs[0].Equal(epoch) {
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t.Errorf("List = %v, want [%v]", epochs, epoch)
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}
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// Remove cleans up.
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if err := store.Remove(epoch); err != nil {
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t.Fatalf("Remove: %v", err)
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}
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if store.Exists(epoch) {
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t.Errorf("Exists after remove returned true")
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}
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}
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func TestLocalStoreAbort(t *testing.T) {
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dir := t.TempDir()
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store, _ := NewLocalStore(dir, "gfs-test")
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epoch := time.Date(2026, 1, 1, 0, 0, 0, 0, time.UTC)
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h, _ := store.BeginWrite(epoch)
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os.WriteFile(h.Path(), []byte("x"), 0o644)
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h.Manifest().Mark("step000-A")
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if err := h.Abort(); err != nil {
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t.Fatalf("Abort: %v", err)
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}
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if _, err := os.Stat(h.Path()); !os.IsNotExist(err) {
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t.Errorf("temp file should be removed after abort, got %v", err)
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}
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}
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