# Testing module in jython for End-To-End testing?

**URL:** <https://forum.inductiveautomation.com/t/testing-module-in-jython-for-end-to-end-testing/54608>\
**Category:** Ignition\
**Tags:** ignition79\
**Created:** [January 3, 2022, 5:29pm UTC](https://forum.inductiveautomation.com/t/testing-module-in-jython-for-end-to-end-testing/54608 "2022-01-03T17:29:32Z")\
**Posts on this page:** 1\
**Showing post:** 6

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**Author:** ![pturmel](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/pturmel/32/3295_2.png) [@pturmel](https://forum.inductiveautomation.com/u/pturmel)\
**Post date:** [January 3, 2022, 7:08pm UTC](https://forum.inductiveautomation.com/t/testing-module-in-jython-for-end-to-end-testing/54608/6 "2022-01-03T19:08:29Z")

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> [@bkarabinchak.psi](#):
>
> and then the foreground is running the empty foreloop

Have you actually tried this? I would expect it to lock up the client. I recommend this entire topic, especially @Claus_Nielsen's explorations:

> [@Update GUI via Asynchronous thread](https://forum.inductiveautomation.com/t/update-gui-via-asynchronous-thread/9666):
>
> I’ve got a script I am experimenting with that can take a lot of time to execute, so I now use the system.util.invokeAsynchronous to run the script in a separate thread to keep the GUI from locking up. I am using the asynchronous thread to copy files from one place to another, and I would like to show the progress of the file copy with a progress bar. How would I go about this? I am importing a few python libraries to do this. import shutil def fileTransfer(): path = system.file.openFile() …

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