if (keyValue.length == 2) {
                list.add(new Pair<>(keyValue[0].trim(), keyValue[1].trim()));
            } else if (keyValue.length == 1) {
                list.add(new Pair<>(keyValue[0].trim(), StringUtil.EMPTY));
            } else {
                logger.warn("Unexpected value: {}", s);
            }
        }));

        final List<Pair<String, String>> headerList = responseHeaderMap.remove("*");

        assertEquals(5, response.getNumEntries());
        assertTrue(response.isEndOfSearch());
    }

    @Test
    void testReadDataWireFormat_emptyBuffer() throws Exception {
        // Test reading data from an empty buffer
        byte[] buffer = new byte[10];

        // Set data count to test return value
        response.setDataCount(5);

        // With 0 entries, should return dataCount

        // When
        String result = Hexdump.toHexString(data);

        // Then
        assertNotNull(result);
        assertEquals("000FFF7F80", result);
    }

    @Test
    @DisplayName("Should handle empty byte array")
    void testToHexStringEmpty() {
        // Given
        byte[] data = {};

        // When
        String result = Hexdump.toHexString(data);

        // Then
        assertNotNull(result);

import (
	"iter"
	"unicode"
	"unicode/utf8"
)

// Lines returns an iterator over the newline-terminated lines in the byte slice s.
// The lines yielded by the iterator include their terminating newlines.
// If s is empty, the iterator yields no lines at all.
// If s does not end in a newline, the final yielded line will not end in a newline.
// It returns a single-use iterator.
func Lines(s []byte) iter.Seq[[]byte] {

				return nil, time.Time{}, err
			}
			policy, _ = c.iamGroupPolicyMap.Load(name)
			return policy.toSlice(), policy.UpdatedAt, nil
		}
		return nil, time.Time{}, nil
	}

	// returned policy could be empty, we use set to de-duplicate.
	var policies set.StringSet
	var updatedAt time.Time

	if store.getUsersSysType() == LDAPUsersSysType {
		// For LDAP policy mapping is part of STS users, we only need to lookup

        assertEquals(nullPointerException, exception3.getCause());
    }

    public void test_getMessage_withEmptyString() {
        // Test constructor with empty string message
        String emptyMessage = "";
        SsoProcessException exception = new SsoProcessException(emptyMessage);

        assertEquals(emptyMessage, exception.getMessage());

        switch (form.crudMode) {
        case CrudMode.CREATE:
            final CharMappingItem entity = new CharMappingItem(0, StringUtil.EMPTY_STRINGS, StringUtil.EMPTY);
            return OptionalEntity.of(entity);
        case CrudMode.EDIT:
            if (form instanceof EditForm) {

        Map<String, Object> map = item.toEmptyMap();

        assertNotNull(map);
        assertEquals("", map.get(FieldNames.TEXT)); // Empty string for empty map
        assertEquals(0L, map.get(FieldNames.QUERY_FREQ));
        assertEquals(0L, map.get(FieldNames.DOC_FREQ));
        assertEquals(1.0f, map.get(FieldNames.USER_BOOST));

        for (final SynonymItem synonymItem : synonymItemList) {
            if (id == synonymItem.getId()) {
                return OptionalEntity.of(synonymItem);
            }
        }
        return OptionalEntity.empty();
    }

    @Override
    public synchronized PagingList<SynonymItem> selectList(final int offset, final int size) {
        if (synonymItemList == null) {
            reload(null);
        }

       */
    }
  }

  @SuppressWarnings("EmptyList") // ImmutableList doesn't support nullable element types
  public void testSubList_empty() {
    assertEquals("subList(0, 0) should be empty", emptyList(), getList().subList(0, 0));
  }

  public void testSubList_entireList() {
    assertEquals(
        "subList(0, size) should be equal to the original list",
        getList(),