fail("setError should throw NullPointerException when passed null exception");
        } catch (NullPointerException e) {
            // Expected - WebApiException constructor cannot handle null exception
            assertTrue("Should get expected NPE message",
                    e.getMessage().contains("Cannot invoke \"java.lang.Exception.getMessage()\" because \"e\" is null"));
        }
    }

    CacheBuilder<?, ?> expected =
        CacheBuilder.newBuilder()
            .initialCapacity(10)
            .maximumSize(20)
            .concurrencyLevel(30)
            .weakKeys()
            .weakValues()
            .expireAfterAccess(10L, MINUTES)
            .expireAfterWrite(1L, HOURS);
    assertCacheBuilderEquivalence(expected, CacheBuilder.from(spec));
  }

/**
 * Tests for the DfsReferral class.
 * This class tests the functionality of the DfsReferral class,
 * ensuring that objects are constructed correctly, appended properly,
 * and that the toString method returns the expected format.
 */
class DfsReferralTest {

    /**
     * Tests the default constructor of the DfsReferral class.
     * It verifies that a new DfsReferral object is initialized with its 'next'

        // Create a buffer large enough to hold the read bytes
        byte[] buffer = new byte[6];
        int bytesRead = packet.readTrailerWireFormat(bais, buffer, 0);

        // Verify that 6 bytes were read, which is the expected length.
        assertEquals(6, bytesRead);
    }

    @Test
    void readTrailerWireFormatShouldThrowIOExceptionOnUnexpectedEOF() throws IOException {

        String type = "jar";
        String classifier = "aClassifier";
        String downloadUrl = "http://somewhere.com/download";
        List<String> path = Arrays.asList("dependency1", "dependency2");
        String expected = "Missing artifact" + LS + LS + "  Try downloading the file manually from: " + LS
                + "      http://somewhere.com/download" + LS + LS + "  Then, install it using the command: " + LS

            jcifs.SID[] expected = new jcifs.SID[] { member };
            when(mockResolver.getGroupMemberSids(eq(mockCtx), eq("srv"), any(jcifs.SID.class), eq(512), eq(123))).thenReturn(expected);

            // Act
            jcifs.SID[] res = group.getGroupMemberSids("srv", mockCtx, 123);

            // Assert
            assertArrayEquals(expected, res);

                  sink.flush()
                  sleep(100)
                }
                fail("Expected connection to be closed")
              }
            },
        ),
      )
    cancelLater(call, 500)
    assertFailsWith<IOException> {
      call.execute()
    }.also { expected ->
      assertEquals(cancelMode == INTERRUPT, Thread.interrupted())
    }
  }

  @ParameterizedTest

    executor.shutdown();
    awaitTerminationUninterruptibly(executor);
    assertTrue(executor.isTerminated());
    assertInterrupted();
  }

  /**
   * Wrapper around {@link Stopwatch} which also contains an "expected completion time." Creating a
   * {@code Completion} starts the underlying stopwatch.
   */
  private static final class Completion {
    final Stopwatch stopwatch;
    final long expectedCompletionWaitMillis;

  }

  private ListenerCallQueue.Event<Object> incrementingEvent(
      Multiset<Object> counters, Multiset<Object> expected) {
    return new ListenerCallQueue.Event<Object>() {
      @Override
      public void call(Object listener) {
        counters.add(listener);
        assertEquals(expected.count(listener), counters.count(listener));
      }

      @Override
      public String toString() {

   * MultimapBuilder.hashKeys(expectedKeys).arrayListValues(expectedValuesPerKey).build()}, which
   * provides more control over the underlying data structure.
   *
   * @param expectedKeys the expected number of distinct keys
   * @param expectedValuesPerKey the expected average number of values per key
   * @throws IllegalArgumentException if {@code expectedKeys} or {@code expectedValuesPerKey} is
   *     negative
   */