unit test for FtpUssApi

[tiantn]

Proposed changes

Release Notes

Milestone:

Changelog:

Types of changes

What types of changes does your code introduce to Zowe Explorer?
Put an x in the boxes that apply

• Bugfix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Updates to Documentation or Tests (if none of the other choices apply)

Checklist

Put an x in the boxes that apply. You can also fill these out after creating the PR. If you're unsure about any of them, don't hesitate to ask. We're here to help! This checklist will be used as reference for both the contributor and the reviewer

• I have read the CONTRIBUTOR GUIDANCE wiki
• PR title follows Conventional Commits Guidelines
• PR Description is included
• gif or screenshot is included if visual changes are made
• yarn workspace vscode-extension-for-zowe vscode:prepublish has been executed
• All checks have passed (DCO, Jenkins and Code Coverage)
• I have added unit test and it is passing
• I have added integration test and it is passing
• There is coverage for the code that I have added
• I have tested it manually and there are no regressions found
• I have added necessary documentation (if appropriate)
• Any PR dependencies have been merged and published (if appropriate)

Reminder

After a PR is merged into the master branch, create a PR from master to the next branch resolving any conflicts.

Further comments

If this is a relatively large or complex change, kick off the discussion by explaining why you chose the solution you did and what alternatives you considered, etc...

[jellypuno]

@tiantn Thank you for doing this. It looks good to me! I wonder if there will be plans to remove those eslint-disable things or we will just keep it like that for now?

[tiantn]

@tiantn Thank you for doing this. It looks good to me! I wonder if there will be plans to remove those eslint-disable things or we will just keep it like that for now?

Thank you @jellypuno. I think we can just keep it for now. 😊

[JillieBeanSim]

LGTM! thanks @tiantn