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package packed_test
import (
"errors"
"os"
"path/filepath"
"testing"
"lindenii.org/go/furgit/object/id"
"lindenii.org/go/furgit/object/store"
"lindenii.org/go/furgit/object/store/packed"
)
func TestRefreshIsExplicit(t *testing.T) {
t.Parallel()
for _, objectFormat := range id.SupportedObjectFormats() {
t.Run(objectFormat.String(), func(t *testing.T) {
t.Parallel()
_, prefix, seeded := makeGitPack(t, objectFormat)
oids := seeded.All()
dir := t.TempDir()
root, err := os.OpenRoot(dir)
if err != nil {
t.Fatalf("OpenRoot: %v", err)
}
t.Cleanup(func() { _ = root.Close() })
packedStore, err := packed.New(root, objectFormat)
if err != nil {
t.Fatalf("New: %v", err)
}
t.Cleanup(func() { _ = packedStore.Close() })
_, _, err = packedStore.ReadBytesContent(oids[0])
if !errors.Is(err, store.ErrObjectNotFound) {
t.Fatalf("empty store read error = %v, want ErrObjectNotFound", err)
}
t.Helper()
base := filepath.Base(prefix)
cp(t, prefix+".pack", filepath.Join(dir, base+".pack"))
cp(t, prefix+".idx", filepath.Join(dir, base+".idx"))
// New packs must stay invisible until an explicit Refresh.
_, _, err = packedStore.ReadBytesContent(oids[0])
if !errors.Is(err, store.ErrObjectNotFound) {
t.Fatalf("pre-Refresh read error = %v, want ErrObjectNotFound", err)
}
err = packedStore.Refresh()
if err != nil {
t.Fatalf("Refresh: %v", err)
}
for _, oid := range oids {
_, _, err := packedStore.ReadBytesContent(oid)
if err != nil {
t.Fatalf("post-Refresh ReadBytesContent(%s): %v", oid, err)
}
}
})
}
}
func TestRefreshRejectsIndexWithoutPack(t *testing.T) {
t.Parallel()
objectFormat := id.ObjectFormatSHA256
_, prefix, _ := makeGitPack(t, objectFormat)
dir := t.TempDir()
cp(t, prefix+".idx", filepath.Join(dir, filepath.Base(prefix)+".idx"))
root, err := os.OpenRoot(dir)
if err != nil {
t.Fatalf("OpenRoot: %v", err)
}
t.Cleanup(func() { _ = root.Close() })
_, err = packed.New(root, objectFormat)
if err == nil {
t.Fatalf("New with orphan index: expected error")
}
}
// cp copies one file from src to dst.
func cp(t *testing.T, src, dst string) {
t.Helper()
data, err := os.ReadFile(src) //nolint:gosec
if err != nil {
t.Fatalf("ReadFile: %v", err)
}
err = os.WriteFile(dst, data, 0o600) //#nosec G703
if err != nil {
t.Fatalf("WriteFile: %v", err)
}
}
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