[FEATURE] Measures for Improving S/W Quality

[daeyoung-jeong-lge]

📝 Requirement Description

• For S/W quality and achieving Gold Badge of Eclipse Foundation, the code coverage of test shall be over 80%.
• To eliminate potential issues/risks, maintain build warnings at 10 or fewer.

📋 Acceptance Criteria

• Implementations of all functions
• Run without errors
• Check the code coverage with cargo tarpaulin to be over 80%
• Check the number of warnings with cargo build to be 10 or fewer.

📎 Related Documents/References

N/A

📌 Subtasks

• Add test codes for NodeAgent
• Add test codes for MonitoringServer
• Add test codes for SetttingsService
• Add test codes for StateManager
• Add test codes for APIServer
• Add test codes for FilterGateway
• Add test codes for ActionController
• Reduce warnings in the entire code

🧪 Testing Plan

• Unit Test:
• Integration Test:
• Performance Test:

📊 Test Results