public void testGetResource_notFound() {
    IllegalArgumentException e =
        assertThrows(
            IllegalArgumentException.class, () -> Resources.getResource("no such resource"));
    assertThat(e).hasMessageThat().isEqualTo("resource no such resource not found.");
  }

  public void testGetResource() {
    assertNotNull(Resources.getResource("com/google/common/io/testdata/i18n.txt"));
  }

          }
        };
    TimeoutException e =
        assertThrows(
            TimeoutException.class, () -> service.startAsync().awaitRunning(1, MILLISECONDS));
    assertThat(e)
        .hasMessageThat()
        .isEqualTo("Timed out waiting for Foo [STARTING] to reach the RUNNING state.");
  }

  private static class TestService extends AbstractIdleService {
    int startUpCalled = 0;

      super.testNulls();
    } catch (AssertionError e) {
      assertWithMessage("Method did not throw null pointer OR element not in graph exception.")
          .that(e)
          .hasCauseThat()
          .hasMessageThat()
          .contains(ERROR_ELEMENT_NOT_IN_GRAPH);
    }
  }

    try {
      stack.runTearDown();
      fail("runTearDown should have thrown an exception");
    } catch (ClusterException expected) {
      assertThat(expected).hasCauseThat().hasMessageThat().isEqualTo("two");
    } catch (RuntimeException e) {
      throw new RuntimeException(
          "A ClusterException should have been thrown, rather than a " + e.getClass().getName(), e);
    }

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

            () ->
                getChecked(
                    FAILED_FUTURE_CHECKED_EXCEPTION, ExceptionWithoutThrowableConstructor.class));
    assertThat(expected).hasMessageThat().contains("mymessage");
    assertThat(expected).hasCauseThat().isEqualTo(CHECKED_EXCEPTION);
  }

  public void testPrefersConstructorWithThrowableParameter() {

    CancellationException expected = assertThrows(CancellationException.class, () -> future.get());
    assertThat(expected).hasCauseThat().isInstanceOf(IllegalArgumentException.class);
    assertThat(expected).hasCauseThat().hasMessageThat().contains(badFuture.toString());
  }

  private Future<?> newFutureInstance() throws Exception {
    return (Future<?>) settableFutureClass.getMethod("create").invoke(null);
  }

    CancellationException expected = assertThrows(CancellationException.class, () -> future.get());
    assertThat(expected).hasCauseThat().isInstanceOf(IllegalArgumentException.class);
    assertThat(expected).hasCauseThat().hasMessageThat().contains(badFuture.toString());
  }

  private Future<?> newFutureInstance() throws Exception {
    return (Future<?>) settableFutureClass.getMethod("create").invoke(null);
  }

    try {
      stack.runTearDown();
      fail("runTearDown should have thrown an exception");
    } catch (ClusterException expected) {
      assertThat(expected).hasCauseThat().hasMessageThat().isEqualTo("two");
    } catch (RuntimeException e) {
      throw new RuntimeException(
          "A ClusterException should have been thrown, rather than a " + e.getClass().getName(), e);
    }

    UnsupportedOperationException expected =
        assertThrows(UnsupportedOperationException.class, () -> in.readLine());
    assertThat(expected).hasMessageThat().isEqualTo("readLine is not supported");
  }

  public void testReadLittleEndian() throws IOException {
    DataInput in = new LittleEndianDataInputStream(new ByteArrayInputStream(data));