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Add unit tests #53
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Add unit tests #53
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bmesuere
requested changes
Mar 11, 2021
Co-authored-by: Bart Mesuere <Bart.Mesuere@UGent.be>
Co-authored-by: Bart Mesuere <Bart.Mesuere@UGent.be>
Co-authored-by: Bart Mesuere <Bart.Mesuere@UGent.be>
bmesuere
approved these changes
Mar 11, 2021
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This PR adds Jest unit tests and a GitHub action that will automatically be executed after each push. Visual snapshots are used in this package to make sure that the appearance of visualizations didn't change due to an update. Note that the Treeview visualization cannot be tested using this approach at this point in time, due to lacking support for advanced SVG manipulations in JSDom (jsdom/jsdom#2531).
The GitHub action also creates an artefact that can be downloaded, which contains all screenshots produced and all screenshot diffs if a test failed. Annotations that point to which line in the source code caused a failure are also automatically added.