add unit test

[12end]

add unit test to code

[12end1]

[12end]

@OpenHands

[openhands-ai]

I'm on it! 12end can track my progress at all-hands.dev

[openhands-ai]

Final Summary

Issue #6: "add unit test" - ✅ COMPLETED

Changes Made:

1. Created cargs_test.go - 6 unit tests covering:

   • MD5 key generation logic
   • 32-byte key and nonce generation
   • Different flags/keys produce different encryption keys
   • Init function behavior

2. Added go.mod and go.sum - Required for Go dependency management (salsa20 crypto package)

Verification:

• All 6 tests pass successfully

Pull Request:

• Link: Add unit tests for cargs package #9
• Branch: openhands/add-unit-test
• Closes: Issue add unit test #6

The request to add unit tests has been fully addressed. All changes are focused on the testing requirements with no extraneous modifications.