List<User> deleteCalls = new ArrayList<>();
        List<Map.Entry<String, String>> changePasswordCalls = new ArrayList<>();
        List<User> loadCalls = new ArrayList<>();

        // Control behavior
        boolean updateThrowsException = false;
        boolean deleteThrowsException = false;
        boolean changePasswordThrowsException = false;
        boolean loadThrowsException = false;

        try {
            ThreadDumpUtil.processThreadDump(null);
            fail("Should throw NullPointerException for null consumer");
        } catch (NullPointerException e) {
            // Expected behavior
        }
    }

    @Test
    public void test_processThreadDump_multipleThreads() {
        AtomicInteger threadCount = new AtomicInteger(0);
        AtomicInteger stackTraceCount = new AtomicInteger(0);

 * the very old Android Ice Cream Sandwich release), then this stream throws an exception instead of
 * creating a file that would be more accessible. (This behavior is new in Guava 32.0.0. Previous
 * versions would create a file that is more accessible, as discussed in <a
 * href="https://nvd.nist.gov/vuln/detail/cve-2023-2976">CVE-2023-2976</a>.
 *

            assertEquals(3, FileSystemInformation.FS_SIZE_INFO);
            assertEquals(7, FileSystemInformation.FS_FULL_SIZE_INFO);
        }
    }

    @Nested
    @DisplayName("Mock Behavior Tests")
    class MockBehaviorTests {

        @Test
        @DisplayName("Should return mocked capacity value")
        void shouldReturnMockedCapacity() {
            // Given

            oplockLevelField.set(notification, (byte) 0x01);

            // The implementation calls Hexdump.toHexString which throws NPE on null
            // This test verifies the actual behavior
            assertThrows(NullPointerException.class, () -> notification.toString());
        }

        @ParameterizedTest
        @DisplayName("Should format different oplock levels correctly")

        assertTrue(result.contains("SmbComTreeDisconnect"));
        assertTrue(result.startsWith("SmbComTreeDisconnect["));
        assertTrue(result.endsWith("]"));
    }

    /**
     * Test toString method behavior - requires valid configuration
     */
    @Test
    @DisplayName("Test toString requires valid configuration")
    public void testToStringRequiresValidConfig() {

            }
            return null;
        }).when(cache).resolveSids0(any(), any(), any());

        cache.resolveSids(ctx, null, arr, 2, 1); // resolve only s3

        // Verify cache behavior - after reset, spying on the same cache won't work
        // Since we're working with internal state, we'll verify the side effects
        assertEquals("DOM", s1.getDomainName());

                            } catch (SmbException e) {
                                // Account locked out - this is expected behavior in concurrent scenario
                                blockedAttempts.incrementAndGet();
                                break; // Stop trying if account is locked
                            }

		objInfo, err := clnt.StatObject(context.Background(), bucket, object, minio.StatObjectOptions{})
		if err != nil {
			if minio.ToErrorResponse(err).Code == "NoSuchKey" {
				// dummy return to satisfy LIST (stat -> list) behavior.
				return listerAt{&minioFileInfo{
					p:     pathClean(object),
					info:  minio.ObjectInfo{Key: object},
					isDir: true,
				}}, nil
			}
			return nil, err
		}

 * detailed at {@link ImmutableCollection}.
 *
 * <p><b>Warning:</b> as with any sorted collection, you are strongly advised not to use a {@link
 * Comparator} or {@link Comparable} type whose comparison behavior is <i>inconsistent with
 * equals</i>. That is, {@code a.compareTo(b)} or {@code comparator.compare(a, b)} should equal zero
 * <i>if and only if</i> {@code a.equals(b)}. If this advice is not followed, the resulting