val exception = callFailure.get(5, TimeUnit.SECONDS)
    assertThat(exception.message).isEqualTo("canceled due to java.lang.InterruptedException")
    assertThat(exception).isInstanceOf<IOException>()
    assertThat(exception.cause)
      .isNotNull()
      .isInstanceOf<InterruptedException>()
  }

  private fun sleep(delayMillis: Int) {
    try {
      Thread.sleep(delayMillis.toLong())
    } catch (e: InterruptedException) {

          FluentFuture.from(SettableFuture.create()).withTimeout(0, SECONDS, executor);
      ExecutionException e = assertThrows(ExecutionException.class, () -> f.get());
      assertThat(e).hasCauseThat().isInstanceOf(TimeoutException.class);
    } finally {
      executor.shutdown();
    }
  }

    assertEquals(List[].class, token.getRawType());
    assertThat(token.getType()).isInstanceOf(GenericArrayType.class);
  }

  public void testMultiDimensionalGenericArrayType() {
    TypeToken<List<Long>[][][]> token = new TypeToken<List<Long>[][][]>() {};
    assertEquals(List[][][].class, token.getRawType());
    assertThat(token.getType()).isInstanceOf(GenericArrayType.class);
  }

    assertEquals(List[].class, token.getRawType());
    assertThat(token.getType()).isInstanceOf(GenericArrayType.class);
  }

  public void testMultiDimensionalGenericArrayType() {
    TypeToken<List<Long>[][][]> token = new TypeToken<List<Long>[][][]>() {};
    assertEquals(List[][][].class, token.getRawType());
    assertThat(token.getType()).isInstanceOf(GenericArrayType.class);
  }

    // Should get an exception when we try to serialize.
    RuntimeException ex = assertThrows(RuntimeException.class, () -> reserialize(memoizedSupplier));
    assertThat(ex).hasCauseThat().isInstanceOf(NotSerializableException.class);
  }

  @J2ktIncompatible
  @GwtIncompatible // SerializableTester
  public void testMemoizeSerializable() throws Exception {

    Throwable[] suppressed = e.getSuppressed();
    assertThat(suppressed).hasLength(2);
    assertThat(suppressed[0]).hasCauseThat().isInstanceOf(IllegalStateException.class);
    assertThat(suppressed[0]).hasCauseThat().hasMessageThat().isEqualTo("run failure");

    assertThat(suppressed[1]).hasCauseThat().isInstanceOf(IllegalStateException.class);
    assertThat(suppressed[1]).hasCauseThat().hasMessageThat().isEqualTo("start failure");

  public void testPropagate_noneDeclared_checked() {
    RuntimeException expected =
        assertThrows(RuntimeException.class, () -> propagate(new SomeCheckedException()));
    assertThat(expected).hasCauseThat().isInstanceOf(SomeCheckedException.class);
  }

  @GwtIncompatible // throwIfInstanceOf
  public void testThrowIfInstanceOf_unchecked() throws SomeCheckedException {

      } catch (Throwable e) {
        throw closer.rethrow(e);
      } finally {
        closer.close();
      }
    } catch (Throwable expected) {
      assertThat(expected).isInstanceOf(IOException.class);
    }

    assertTrue(c1.isClosed());
    assertTrue(c2.isClosed());
    assertNull(c3);

    assertTrue(suppressor.suppressions.isEmpty());
  }

  public void testPropagate_noneDeclared_checked() {
    RuntimeException expected =
        assertThrows(RuntimeException.class, () -> propagate(new SomeCheckedException()));
    assertThat(expected).hasCauseThat().isInstanceOf(SomeCheckedException.class);
  }

  @GwtIncompatible // throwIfInstanceOf
  public void testThrowIfInstanceOf_unchecked() throws SomeCheckedException {

      } catch (Throwable e) {
        throw closer.rethrow(e);
      } finally {
        closer.close();
      }
    } catch (Throwable expected) {
      assertThat(expected).isInstanceOf(IOException.class);
    }

    assertTrue(c1.isClosed());
    assertTrue(c2.isClosed());
    assertNull(c3);

    assertTrue(suppressor.suppressions.isEmpty());
  }