What is Angular test coverage and why is it important?

What is Angular test coverage and why is it important?

Angular test coverage refers to the measurement of how much of your Angular application's code is tested by automated tests. It's important because it helps ensure that your application behaves as expected and reduces the likelihood of bugs.

How can I measure test coverage in my Angular project?

You can measure test coverage in your Angular project using tools like Karma and Jasmine, along with the coverage tool provided by Istanbul. Running your tests with the --code-coverage flag will generate a coverage report.

What is a good test coverage percentage to aim for?

A good test coverage percentage to aim for is typically around 80%. However, the ideal percentage can vary based on the project and its requirements.

Can you explain the difference between unit tests and integration tests?

Sure! Unit tests focus on testing individual components or functions in isolation, while integration tests check how different components work together in the application.