fields[i] = "field" + i;
        }
        queryFieldConfig.setSearchFields(fields);

        // Test field at the end (worst case for array lookup, but same for Set)
        String testField = "field999";

        // Warm up
        for (int i = 0; i < 100; i++) {
            queryCommand.isSearchField(testField);
        }

        // Measure Set-based lookup
        long startTime = System.nanoTime();

            fields[i] = "field" + i;
        }
        queryFieldConfig.setSortFields(fields);

        // Test field that appears at the end (worst case for array lookup)
        String testField = "field999";

        // Warm up
        for (int i = 0; i < 100; i++) {
            queryFieldConfig.isSortField(testField);
        }

        // Measure Set-based lookup (current implementation)

        assertEquals(1000, result.length);
        // Quoted values keep their quotes
        for (int i = 0; i < 999; i++) {
            assertEquals("field" + i, result[i]);
        }
        assertEquals("\"field999\"", result[999]);

    }

    @Test
    public void test_parse_complex_scenarios() {
        String value;
        String[] result;

        // Complex real-world-like data - quotes are preserved