If the extension can find the jest command, by default it will automatically run and monitor all tests in watch mode upon launch, and you should see tests, status, errors, coverage (if enabled) in TestExplorer and editors like this:
If the extension can find the jest command, by default it will automatically run and monitor all tests in watch mode upon launch, and you should see tests, status, errors, coverage (if enabled) in TestExplorer and editors like this: