latch.countDown();
    ExecutionException expected =
        assertThrows(ExecutionException.class, () -> first.get(10, SECONDS));
    assertThat(expected).hasCauseThat().isInstanceOf(RejectedExecutionException.class);
  }

  public void testToString() {
    final Runnable[] currentTask = new Runnable[1];
    final Executor delegate =
        new Executor() {

    latch.countDown();
    ExecutionException expected =
        assertThrows(ExecutionException.class, () -> first.get(10, SECONDS));
    assertThat(expected).hasCauseThat().isInstanceOf(RejectedExecutionException.class);
  }

  public void testToString() {
    final Runnable[] currentTask = new Runnable[1];
    final Executor delegate =
        new Executor() {

      assertThat(e.getCause()).isSameInstanceAs(expectedException);
    }

    try {
      getDoneFromTimeoutOverload(future);
      fail();
    } catch (ExecutionException e) {
      assertThat(e).hasCauseThat().isSameInstanceAs(expectedException);
    }
  }

  private static void assertCancelled(AbstractFuture<Integer> future, boolean expectWasInterrupted)

          encoding.decode(cannotDecode);
          fail("Expected IllegalArgumentException");
        } catch (IllegalArgumentException expected) {
          if (expectedMessage != null) {
            assertThat(expected).hasCauseThat().hasMessageThat().isEqualTo(expectedMessage);
          }
        }
      }
    },
    DECODE_CHECKED {
      @Override
      void assertFailsToDecode(

  public void testRecursiveWildcardSubtypeBug() throws Exception {
    Exception e =
        assertThrows(
            Exception.class, () -> new RecursiveTypeBoundBugExample<>().testAllDeclarations());
    assertThat(e).hasCauseThat().isInstanceOf(AssertionError.class);
  }

  @SuppressWarnings("RestrictedApiChecker") // crashes under JDK8, which EP no longer supports
  public void testSubtypeOfInnerClass_nonStaticAnonymousClass() {

          encoding.decode(cannotDecode);
          fail("Expected IllegalArgumentException");
        } catch (IllegalArgumentException expected) {
          if (expectedMessage != null) {
            assertThat(expected).hasCauseThat().hasMessageThat().isEqualTo(expectedMessage);
          }
        }
      }
    },
    DECODE_CHECKED {
      @Override
      void assertFailsToDecode(