ImmutableSet<String> edges = ImmutableSet.copyOf(network.edges());
    assertThat(networkAsMutableNetwork.addEdge(N1, N2, E12)).isFalse();
    assertThat(network.edges()).containsExactlyElementsIn(edges);
    assertThat(networkAsMutableNetwork.addEdge(N2, N1, E12)).isFalse();
    assertThat(network.edges()).containsExactlyElementsIn(edges);
  }

  @Test

            request.setData(new byte[7], 0, 7); // Not 8-byte aligned
            assertEquals(((Smb2Constants.SMB2_HEADER_LENGTH + 48 + 7 + 7) / 8) * 8, request.size());
        }
    }

    @Nested
    @DisplayName("Edge Case Tests")
    class EdgeCaseTests {

        @Test
        @DisplayName("Should handle null data with non-zero length")
        void testNullDataNonZeroLength() {
            request.setData(null, 0, 100);

                MessageUtils.builder().a("  ").strong(resumeBuildHint).toString());
    }

    /**
     * A helper method to determine the value to resume the build with {@code -rf} taking into account the edge case
     *   where multiple modules in the reactor have the same artifactId.
     * <p>
     * {@code -rf :artifactId} will pick up the first module which matches, but when multiple modules in the reactor

            assertEquals((chunkCount - 1) * 100, SMBUtil.readInt4(buffer, offset + 16));
        }
    }

    @Nested
    @DisplayName("Edge Case Tests")
    class EdgeCaseTests {

        @Test
        @DisplayName("Should handle source key with all zeros")
        void testSourceKeyAllZeros() {
            // Given

            // Should be path based on our initialization
            assertEquals("path", concretePath);
        }
    }

    @Nested
    @DisplayName("Edge Cases and Boundary Tests")
    class EdgeCasesTests {

        @ParameterizedTest
        @NullAndEmptySource
        @DisplayName("Should handle null and empty FQDN in fixupHost")

            assertNotNull(result.getServer());
            // Empty components between double backslashes are handled
        }
    }

    @Nested
    @DisplayName("Edge Cases and Boundary Tests")
    class EdgeCasesTests {

        @ParameterizedTest
        @NullAndEmptySource
        @DisplayName("Should handle null and empty domains")

            // When & Then
            assertThrows(CIFSException.class, () -> transportPool.getChallenge(context, address));
        }
    }

    @Nested
    @DisplayName("Edge Cases and Error Handling")
    class EdgeCasesTests {

        @Test
        @DisplayName("Should handle null context")
        void testNullContext() {
            // Given

        assertFalse(testClient.calledMethods.contains("switchAliases"));
    }

    // ==========================================================================
    // getDocumentCount and getAliasCount edge cases
    // ==========================================================================

    @Test
    public void test_getDocumentCount_returnsNegativeOneOnError() {

            assertEquals(24 + (24 * lockCount), bytesWritten);
            assertEquals(lockCount, SMBUtil.readInt2(buffer, 2));
        }
    }

    @Nested
    @DisplayName("Edge Case Tests")
    class EdgeCaseTests {

        @Test
        @DisplayName("Should handle null locks array")
        void testNullLocksArray() {

            assertNull(actualFileId);
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    @Test
    @DisplayName("Test buffer size edge cases")
    void testBufferSizeEdgeCases() {
        // Test with very small buffer sizes
        when(mockConfig.getMaximumBufferSize()).thenReturn(256);
        when(mockConfig.getListSize()).thenReturn(128);