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tips for using the test-fast script (#5582)

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Omar Diab 2020-02-28 22:35:56 +09:00 committed by GitHub
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@ -149,6 +149,14 @@ describe.only('your describe test', ....)
>
>This is useful when trying to get a specific test or subset of tests to pass.
### Faster developer cycle for editing code and running tests
The `npm test` script works by deleting built TypeScript code, rebuilding the codebase, and then running tests. This can take a long time.
Instead, for a quicker feedback cycle, you can run `npm run compile --watch` to make a fresh build and instruct TypeScript to watch for changes and only compile what code you've changed.
Once TypeScript finishes compiling your changes, you can run `npm run test-fast` (instead of `test`), to trigger a test without causing a full recompile, which allows you to edit and check your changes much faster.
## Using Docker
To run your tests you need dbms installed on your machine. Alternatively, you can use docker