assertEquals("Expected structureSize = 4", exception.getMessage());
        }

        @Test
        @DisplayName("Should handle malformed buffer gracefully")
        void testMalformedBuffer() {
            // Given - buffer with random data
            byte[] buffer = new byte[10];
            for (int i = 0; i < buffer.length; i++) {

        }
    }

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

        @Test
        @DisplayName("Parse handles empty token gracefully")
        void testParseEmptyToken() {
            byte[] emptyToken = new byte[0];
            assertThrows(IOException.class, () -> new NegTokenInit(emptyToken));
        }

        @Test

            assertEquals(0, buffer.getNumReferrals());
            assertEquals(10, buffer.getTflags());
        }

        @Test
        @DisplayName("Should handle referral decode failure gracefully")
        void testReferralDecodeFailure() {
            // Create buffer with invalid referral data
            byte[] testBuffer = new byte[20];

        assertEquals(4, attemptCount.get());
    }

    /**
     * Test: Null safety in connect() when targetIndices is null
     * Verifies that connect() handles null targetIndices gracefully
     */
    @Test
    public void testConnectWithNullTargetIndices() {
        final AdminClient mockAdminClient = mock(AdminClient.class);

 * asymptotics but requires O(n) memory, and a {@code PriorityQueue} implementation takes O(n log
 * k). In benchmarks, this implementation performs at least as well as either implementation, and
 * degrades more gracefully for worst-case input.
 *
 * <p>The implementation does not necessarily use a <i>stable</i> sorting algorithm; when multiple
 * equivalent elements are added to it, it is undefined which will come first in the output.
 *

        ComponentUtil.setFessConfig(fessConfig);

        // Execute and expect exception to be handled
        try {
            String result = pingSearchEngineJob.execute();
            // Job should handle exception gracefully
            assertNotNull(result);
        } catch (Exception e) {
            // Exception is expected to be caught within the job
            assertTrue(e.getMessage().contains("Connection failed"));
        }

 * asymptotics but requires O(n) memory, and a {@code PriorityQueue} implementation takes O(n log
 * k). In benchmarks, this implementation performs at least as well as either implementation, and
 * degrades more gracefully for worst-case input.
 *
 * <p>The implementation does not necessarily use a <i>stable</i> sorting algorithm; when multiple
 * equivalent elements are added to it, it is undefined which will come first in the output.
 *

        SuggestIndexResponse response = suggester.indexer().indexFromQueryLog(queryLog);

        assertNotNull(response);
        // Should handle special characters gracefully
    }

    // ============================================================
    // Tests for setters with null values
    // ============================================================

    @Test

        assertNotNull(item.getTimestamp());
        assertNotNull(item.getId());
    }

    @Test
    public void testConstructorWithNullArrays() {
        // Test constructor handles null arrays gracefully
        String[] text = { "text" };
        String[][] readings = { { "reading" } };

        SuggestItem item = new SuggestItem(text, readings, null, 0L, 0L, 1.0f, null, null, null, SuggestItem.Kind.DOCUMENT);

        }

        when(mockConfig.getLmHostsFileName()).thenReturn(lmhostsFile.getAbsolutePath());

        if (!isWindows) {
            // Should handle IOException gracefully and return null
            NbtAddress result = lmhosts.getByName("ANYHOST", mockContext);
            assertNull(result);
        }

        // Cleanup
        lmhostsFile.setReadable(true);
    }