No you cannot run a Flutter Web application in the mobile browser locally, if you want to test your application with a mobile format you can simulate it from a Google Chrome browser by enabling device toolbar from the developer tools Ctrl+Shift+M .
Read moreHow do you write a test case in Flutter?
The Flutter plugins for IntelliJ and VSCode support running tests.
Read moreHow do you create mock data in Flutter?
Here are the necessary steps to do that:
Read moreHow do you mock data in Flutter?
In your case, if you are reading data from a database you just need to:
Read moreHow do you use mock data?
Once your mock server is up and running, you’ll send requests to it and see how your examples are used to return data.
Read moreWhat is JUnit why Mockito?
JUnit is the Java library used to write tests (offers support for running tests and different extra helpers – like setup and teardown methods, test sets etc.). Mockito is a library that enables writing tests using the mocking approach .
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