// catching() uses a plain Function, so there's no testCatching_nullInsteadOfFuture().

  // Some tests of the exceptionType parameter:

  public void testCatching_throwable() throws Exception {
    Function<Throwable, Integer> fallback = functionReturningOne();
    ListenableFuture<Integer> originalFuture = immediateFailedFuture(new IOException());

  // catching() uses a plain Function, so there's no testCatching_nullInsteadOfFuture().

  // Some tests of the exceptionType parameter:

  public void testCatching_throwable() throws Exception {
    Function<Throwable, Integer> fallback = functionReturningOne();
    ListenableFuture<Integer> originalFuture = immediateFailedFuture(new IOException());