use pcov instead of phpdbg

.travis.yml

@@ -19,6 +19,8 @@ matrix:
     - php: nightly
 
 before_script:
+  - (phpenv config-rm xdebug.ini || exit 0)
+  - pecl install pcov
   - echo 'Europe/Zurich' | sudo tee /etc/timezone
   - echo 'date.timezone = "Europe/Zurich"' >> ~/.phpenv/versions/$(phpenv version-name)/etc/conf.d/travis.ini
   - composer self-update -q

composer.json

@@ -65,6 +65,6 @@
         "test:lint": "mkdir -p build && find src tests -name '*.php' -print0 | xargs -0 -n1 -P$(nproc) php -l | tee build/phplint.log",
         "test:loc": "mkdir -p build && vendor/bin/phploc src --verbose | tee build/phploc.log",
         "test:static-analysis": "mkdir -p build && bash -c 'vendor/bin/phpstan analyse src --no-progress --level=7 --error-format=junit | tee build/phpstan.junit.xml; if [ ${PIPESTATUS[0]} -ne \"0\" ]; then exit 1; fi'",
-        "test:unit": "phpdbg -qrr vendor/bin/phpunit --testsuite=Unit --coverage-text --coverage-clover=build/phpunit/clover.xml --coverage-html=build/phpunit/coverage-html --coverage-xml=build/phpunit/coverage-xml --log-junit=build/phpunit/junit.xml --cache-result-file=build/phpunit/result.cache"
+        "test:unit": "vendor/bin/phpunit --testsuite=Unit --coverage-text --coverage-clover=build/phpunit/clover.xml --coverage-html=build/phpunit/coverage-html --coverage-xml=build/phpunit/coverage-xml --log-junit=build/phpunit/junit.xml --cache-result-file=build/phpunit/result.cache"
     }
 }