Remove TestArchiverDuplication

internal/archiver/archiver_duplication_test.go

@@ -1,155 +0,0 @@
-package archiver_test
-
-import (
-	"context"
-	"crypto/rand"
-	"io"
-	mrand "math/rand"
-	"sync"
-	"testing"
-	"time"
-
-	"github.com/restic/restic/internal/errors"
-	"github.com/restic/restic/internal/restic"
-
-	"github.com/restic/restic/internal/archiver"
-	"github.com/restic/restic/internal/mock"
-	"github.com/restic/restic/internal/repository"
-)
-
-const parallelSaves = 50
-const testSaveIndexTime = 100 * time.Millisecond
-const testTimeout = 2 * time.Second
-
-var DupID restic.ID
-
-func randomID() restic.ID {
-	if mrand.Float32() < 0.5 {
-		return DupID
-	}
-
-	id := restic.ID{}
-	_, err := io.ReadFull(rand.Reader, id[:])
-	if err != nil {
-		panic(err)
-	}
-	return id
-}
-
-// forgetfulBackend returns a backend that forgets everything.
-func forgetfulBackend() restic.Backend {
-	be := mock.NewBackend()
-
-	be.TestFn = func(ctx context.Context, h restic.Handle) (bool, error) {
-		return false, nil
-	}
-
-	be.OpenReaderFn = func(ctx context.Context, h restic.Handle, length int, offset int64) (io.ReadCloser, error) {
-		return nil, errors.New("not found")
-	}
-
-	be.SaveFn = func(ctx context.Context, h restic.Handle, rd restic.RewindReader) error {
-		return nil
-	}
-
-	be.StatFn = func(ctx context.Context, h restic.Handle) (restic.FileInfo, error) {
-		return restic.FileInfo{}, errors.New("not found")
-	}
-
-	be.RemoveFn = func(ctx context.Context, h restic.Handle) error {
-		return nil
-	}
-
-	be.ListFn = func(ctx context.Context, t restic.FileType, fn func(restic.FileInfo) error) error {
-		return nil
-	}
-
-	be.DeleteFn = func(ctx context.Context) error {
-		return nil
-	}
-
-	return be
-}
-
-func testArchiverDuplication(t *testing.T) {
-	_, err := io.ReadFull(rand.Reader, DupID[:])
-	if err != nil {
-		t.Fatal(err)
-	}
-
-	repo := repository.New(forgetfulBackend())
-
-	err = repo.Init(context.TODO(), "foo")
-	if err != nil {
-		t.Fatal(err)
-	}
-
-	arch := archiver.New(repo)
-
-	wg := &sync.WaitGroup{}
-	done := make(chan struct{})
-	for i := 0; i < parallelSaves; i++ {
-		wg.Add(1)
-		go func() {
-			defer wg.Done()
-			for {
-				select {
-				case <-done:
-					return
-				default:
-				}
-
-				id := randomID()
-
-				if repo.Index().Has(id, restic.DataBlob) {
-					continue
-				}
-
-				buf := make([]byte, 50)
-
-				err := arch.Save(context.TODO(), restic.DataBlob, buf, id)
-				if err != nil {
-					t.Fatal(err)
-				}
-			}
-		}()
-	}
-
-	saveIndex := func() {
-		defer wg.Done()
-
-		ticker := time.NewTicker(testSaveIndexTime)
-		defer ticker.Stop()
-
-		for {
-			select {
-			case <-done:
-				return
-			case <-ticker.C:
-				err := repo.SaveFullIndex(context.TODO())
-				if err != nil {
-					t.Fatal(err)
-				}
-			}
-		}
-	}
-
-	wg.Add(1)
-	go saveIndex()
-
-	<-time.After(testTimeout)
-	close(done)
-
-	wg.Wait()
-
-	err = repo.Flush(context.Background())
-	if err != nil {
-		t.Fatal(err)
-	}
-}
-
-func TestArchiverDuplication(t *testing.T) {
-	for i := 0; i < 5; i++ {
-		testArchiverDuplication(t)
-	}
-}