Add unit tests to flask app and api with pytest

sure! adding unit tests to a flask app and api is a crucial step in ensuring the reliability and correctness of your code. pytest is a popular testing framework in the python ecosystem that can be used to write and run unit tests for your flask app.

here is a step-by-step tutorial on how to add unit tests to a flask app and api using pytest:

step 1: install pytest
first, you need to install pytest by running the following command in your terminal:

step 2: write unit tests

in this example, we are testing two endpoints: the root endpoint ("/") and an api endpoint ("/api/data").

step 3: run the tests
you can run your tests by executing the following command in your terminal:

pytest will discover and run your tests, and provide you with detailed information about the test results.

by following these steps, you can easily add unit tests to your flask app and api using pytest. writing tests for your code helps in maintaining code quality, catching bugs early, and ensuring that your application behaves as expected.

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