Function checkRefNotAvailable

core/content/testsuite/testsuite.go:353–364

(ctx context.Context, t *testing.T, cs content.Store, ref string)

}

func checkRefNotAvailable(ctx context.Context, t *testing.T, cs content.Store, ref string) {
	t.Helper()

	w, err := cs.Writer(ctx, content.WithRef(ref))
	if err == nil {
		defer w.Close()
		t.Fatal("writer created with ref, expected to be in use")
	}
	if !errdefs.IsUnavailable(err) {
		t.Fatalf("Expected unavailable error, got %+v", err)
	}
}

func discardWriter(t *testing.T, w content.Writer) {
	if err := w.Truncate(0); err != nil {