The Complete React Developer Course (with Hooks and Redux) - Testing Async Redux Actions: Part II

The video tutorial covers setting up and verifying test cases using a mock store in Redux, making assertions, and interacting with a Firebase database. It explains how to fetch and verify data, use promise chaining for better code readability, and introduces setting up a separate test database to avoid manipulating the real application database during tests.

What are the two main things that need to be verified in the test case?

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How can you retrieve all actions dispatched to the mock store?

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What is the expected type of the action object that should be dispatched?

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What should be done to check if the data was saved correctly in Firebase?

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What should be expected from the snapshot when fetching data from Firebase?

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What is the purpose of the 'done' callback in asynchronous tests?

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What is the expected output when running the test suite after making the necessary changes?

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What is the significance of using promise chaining in the testing process?

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What changes need to be made to the test case when passing an empty object to start out expenses?

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How can you ensure that the test cases do not manipulate the real database?

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