Bug located in unittest arbtrary wave port

[hui-zhou-a]

Before submitting the issue

• I have searched among the existing issues
• I am using a Python virtual environment

Description of the bug

• wrong test method name
• close edb after test

Steps To Reproduce

• wrong test method name
• close edb after test

Which Operating System are you using?

Windows

Which Python version are you using?

3.7

Installed packages

all