I am using phpunit in laravel 5.5.
When I run test using
vendor/bin/phpunit .
it shows the error
no tests excucted.
In phpunit.xml file I set suffix of test directories.
But I don't know what is the problem.
I solved the problem.
The solution is here:
https://phpunit.readthedocs.io/en/7.1/installation.html#windows