*         .call(
   *             () ->
   *                 new UsageHistory(
   *                     username,
   *                     Futures.getDone(loginDateFuture),
   *                     Futures.getDone(recentCommandsFuture)),
   *             executor);
   * }
   *
   * @since 20.0
   */
  @GwtCompatible
  public static final class FutureCombiner<V extends @Nullable Object> {

                    assertThat(peeker.getDone(input1)).isSameInstanceAs("value1");
                    try {
                      peeker.getDone(input2Failed);
                      fail("Peeker.getDone() should fail for failed inputs");
                    } catch (ExecutionException expected) {
                    }
                    try {
                      peeker.getDone(nonInput);

			}
		})
	}
}

func TestFSWalkBadFile(t *testing.T) {
	t.Parallel()

	var buf bytes.Buffer
	zw := NewWriter(&buf)
	hdr := &FileHeader{Name: "."}
	hdr.SetMode(fs.ModeDir | 0o755)
	w, err := zw.CreateHeader(hdr)
	if err != nil {
		t.Fatalf("create zip header: %v", err)
	}
	_, err = w.Write([]byte("some data"))
	if err != nil {