*     constructor that omits the cause.
   */
  @Deprecated
  protected UncheckedExecutionException() {}

  /**
   * Creates a new instance with the given detail message and no cause.
   *
   * @deprecated Prefer {@linkplain UncheckedExecutionException(String, Throwable)} a constructor
   *     that accepts a cause: Users of this class typically expect for instances to have a non-null

  }

  public void testCallWithTimeout_wrapsUncheckedException() throws Exception {
    Exception exception = new RuntimeException("test");
    UncheckedExecutionException e =
        assertThrows(
            UncheckedExecutionException.class,
            () -> timeLimiter.callWithTimeout(callableThrowing(exception), DELAY_MS, MILLISECONDS));
    assertThat(e.getCause()).isEqualTo(exception);
  }

  }

  public void testCallWithTimeout_wrapsUncheckedException() throws Exception {
    Exception exception = new RuntimeException("test");
    UncheckedExecutionException e =
        assertThrows(
            UncheckedExecutionException.class,
            () -> timeLimiter.callWithTimeout(callableThrowing(exception), DELAY_MS, MILLISECONDS));
    assertThat(e.getCause()).isEqualTo(exception);
  }

  public void testGetUnchecked_executionExceptionChecked() {
    UncheckedExecutionException expected =
        assertThrows(
            UncheckedExecutionException.class, () -> getUnchecked(FAILED_FUTURE_CHECKED_EXCEPTION));
    assertEquals(CHECKED_EXCEPTION, expected.getCause());
  }

  public void testGetUnchecked_executionExceptionUnchecked() {
    UncheckedExecutionException expected =
        assertThrows(

  public void testGetUnchecked_executionExceptionChecked() {
    UncheckedExecutionException expected =
        assertThrows(
            UncheckedExecutionException.class, () -> getUnchecked(FAILED_FUTURE_CHECKED_EXCEPTION));
    assertEquals(CHECKED_EXCEPTION, expected.getCause());
  }

  public void testGetUnchecked_executionExceptionUnchecked() {
    UncheckedExecutionException expected =
        assertThrows(

          .put(RuntimeException.class, e -> e instanceof RuntimeException)
          .put(TimeoutException.class, e -> e instanceof TimeoutException)
          .put(UncheckedExecutionException.class, e -> e instanceof UncheckedExecutionException)
          .put(UnsupportedCharsetException.class, e -> e instanceof UnsupportedCharsetException)
          .put(UnsupportedOperationException.class, e -> e instanceof UnsupportedOperationException)

  }

  public void testGetCheckedUntimed_executionExceptionUnchecked()
      throws TwoArgConstructorException {
    UncheckedExecutionException expected =
        assertThrows(
            UncheckedExecutionException.class,
            () -> getChecked(FAILED_FUTURE_UNCHECKED_EXCEPTION, TwoArgConstructorException.class));
    assertThat(expected).hasCauseThat().isEqualTo(UNCHECKED_EXCEPTION);
  }

        CacheBuilder.newBuilder().build(exceptionLoader(ee));

    UncheckedExecutionException caughtUee =
        assertThrows(UncheckedExecutionException.class, () -> cacheUnchecked.get(new Object()));
    assertThat(caughtUee).hasCauseThat().isSameInstanceAs(uee);

    caughtUee =
        assertThrows(
            UncheckedExecutionException.class, () -> cacheUnchecked.getUnchecked(new Object()));

    checkNotNull(callable);
    checkNotNull(timeoutUnit);
    try {
      return callable.call();
    } catch (RuntimeException e) {
      throw new UncheckedExecutionException(e);
    } catch (Exception e) {
      restoreInterruptIfIsInterruptedException(e);
      throw new ExecutionException(e);
    } catch (Error e) {
      throw new ExecutionError(e);
    }
  }

    checkNotNull(callable);
    checkNotNull(timeoutUnit);
    try {
      return callable.call();
    } catch (RuntimeException e) {
      throw new UncheckedExecutionException(e);
    } catch (Exception e) {
      restoreInterruptIfIsInterruptedException(e);
      throw new ExecutionException(e);
    } catch (Error e) {
      throw new ExecutionError(e);
    }
  }