[Test🧪] Add unit tests for TopicConfigSerializeWrapper

[mxsm]

Prerequisites

• I have searched existing test issues

Test Scope

Module: rocketmq-remoting
File: src/protocol/body/topic_info_wrapper/topic_config_wrapper.rs
Current Coverage: Some existing tests
Target Coverage: 90%+

Test Cases

The following test scenarios need to be implemented for TopicConfigSerializeWrapper:

• Test default initialization creates empty HashMap
• Test Clone trait implementation preserves all fields
• Test PartialEq trait with identical structs
• Test PartialEq trait with different structs
• Test serialization to JSON with renamed fields
• Test deserialization from JSON with renamed fields
• Test serialization/deserialization roundtrip
• Test topic_config_table() getter returns correct reference
• Test data_version() getter returns correct reference
• Test with empty topic_config_table
• Test with single TopicConfig in table
• Test with multiple TopicConfigs in table
• Test DataVersion field behavior
• Test with various TopicConfig configurations
• Test field name mapping (topicConfigTable, dataVersion)
• Test Debug trait output
• Test creating struct with populated fields

Willing to contribute?

• I can submit a PR for this