composer create-project dridi-walid/punit:dev-master
or
git clone https://github.com/dridi-walid/punit.git && composer install
./bin/punit
Your should see the following output:
1) Test\App\CalcTest::testSumPass() --> PASS
2) Test\App\CalcTest::testSumFail() --> FAIL, Error: Expected: 3, Result: 2
Tests: 2 Ok: 1 Failures: 1