}

        Map<String, String> result = ParameterUtil.parse(largeInput.toString());
        assertEquals(1000, result.size());
        assertEquals("value500", result.get("key500"));

        // Test createConfigParameterMap with large input
        StringBuilder configInput = new StringBuilder();
        for (int i = 0; i < 100; i++) {

        document.put("string_field", "value1");
        document.put("string_array_field", new String[] { "value2", "value3" });
        document.put("list_field", java.util.Arrays.asList("value4", "value5"));
        document.put("int_field", 123);

        String[] stringValues = defaultContentsParser.getFieldValues(document, "string_field");
        assertEquals(1, stringValues.length);

        assertTrue(dataStoreParams.containsKey("key4"));

        // Create a copy
        DataStoreParams copy = dataStoreParams.newInstance();

        // Modify original
        dataStoreParams.put("key5", "value5");

        // Verify copy is independent
        assertTrue(dataStoreParams.containsKey("key5"));
        assertFalse(copy.containsKey("key5"));

        // Get as map and verify

        assertEquals(name, param.getName());
        assertNotNull(param.getValues());
        assertEquals(1000, param.getValues().length);
        assertEquals("value0", param.getValues()[0]);
        assertEquals("value999", param.getValues()[999]);
    }

    @Test
    public void test_veryLongStrings() {
        // Test with very long strings

	}

	want[1] = Level3{
		Level2s: []Level2{
			{
				Level1s: []Level1{
					{Value: "value3"},
					{Value: "value4"},
				},
			},
			{
				Level1s: []Level1{
					{Value: "value5"},
				},
			},
		},
	}
	if err := DB.Create(&want[1]).Error; err != nil {
		t.Error(err)
	}

	var got []Level3
	if err := DB.Preload("Level2s.Level1s").Find(&got).Error; err != nil {