Further reading

1. Bash manual: here documents: https://www.gnu.org/savannah-checkouts/gnu/bash/manual/bash.html#Here-Documents.
2. clockwork: A fake clock for golang: https://github.com/jonboulle/clockwork.
3. gocheck: Rich testing for the Go language: http://labix.org/gocheck.
4. gomock: A mocking framework for the Go programming language: https://github.com/golang/mock.
5. Meszaros, Gerard: XUnit Test Patterns: Refactoring Test Code. Upper Saddle River, NJ, USA : Prentice Hall PTR, 2006 – ISBN 0131495054 (https://www.worldcat.org/title/xunit-test-patterns-refactoring-test-code/oclc/935197390).
6. Selenium: Browser automation: https://www.seleniumhq.org.
7. testify: A toolkit with common assertions and mocks that plays nicely with the standard library: https://github.com/stretchr/testify.
8. juju/clock: Clock definition and a testing clock: https://github.com/juju/clock.

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