Codecov integration

Author: lloc

.github/workflows/test.yml

@@ -20,7 +20,7 @@ jobs:
       - name: Composer dependencies
         run: composer install
       - name: Run Testsuite
-        run: vendor/bin/phpunit --coverage-clover=coverage.xml
+        run: php -d xdebug.mode=coverage vendor/bin/phpunit --coverage-clover=coverage.xml
       - name: Upload coverage reports to Codecov
         uses: codecov/[email protected]
         with: