Automated Test using Katalon
I finally found a testing app outside of a framework and decided to use this because I needed the test to check for errors, it's slower than using a framework but it gets the job done. I have issues using PHPUnit for CodeIgniter, it's maybe because I have less knowledge of the matter and the project does not support it (no migration), I just need to check the errors for all the pages, not making the whole test suite, so I'm using Katalon.
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There's a feature record web, so every step is added to the steps which is nice, and the copy and paste feature is good, can just copy and paste every step.
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So it's safe to say that I'm using the right tool for the job.