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16 lines
628 B
Markdown
16 lines
628 B
Markdown
# Step 2.4
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Testing Typescript code with jest. jest is a test framework made by Facebook and is very popular in the React and the wider JS ecosystem. We will work on implementing simple unit tests here in this exercise.
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We won't go too deeply into mocks in this exercise, but feel free to play around with that yourself by reading up on this:
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https://jestjs.io/docs/en/mock-functions
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# Exercise
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1. copy the generic `Stack<T>` code you have developed in Step 2.1
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2. Run the tests by running `npm test` at the root of the bootcamp project
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3. Follow the instructions inside the `stack.spec.ts` file to complete the two tests
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