Adjust boolean vars in .travis.yml to prepare for PHP8.0

Author: phil-davis

.travis.yml

@@ -16,6 +16,8 @@ env:
     - SABRE_MYSQLUSER="root"
     - SABRE_MYSQLPASS=""
     - SABRE_MYSQLDSN="mysql:host=127.0.0.1;dbname=sabredav_test"
+    - RUN_PHPCSFIXER="TRUE"
+    - RUN_PHPUNIT="TRUE"
     - RUN_PHPSTAN="FALSE"
   matrix:
     - PREFER_LOWEST="" TEST_DEPS="" REPORT_COVERAGE="TRUE" WITH_COVERAGE="--coverage-clover=coverage.xml"
@@ -26,6 +28,8 @@ matrix:
     - name: 'PHPStan'
       php: 7.4
       env:
+        - RUN_PHPCSFIXER="FALSE"
+        - RUN_PHPUNIT="FALSE"
         - RUN_PHPSTAN="TRUE"
         - REPORT_COVERAGE="FALSE"
     - name: 'Test with streaming propfind'
@@ -43,15 +47,16 @@ before_script:
   - mysql -u root -h 127.0.0.1 -e 'create database sabredav_test'
   - psql -c "create database sabredav_test" -U postgres
   - psql -c "create user sabredav with PASSWORD 'sabredav';GRANT ALL PRIVILEGES ON DATABASE sabredav_test TO sabredav" -U postgres
+  - if [ $RUN_PHPCSFIXER == "FALSE" ]; then composer remove --dev friendsofphp/php-cs-fixer; fi
   - composer update $PREFER_LOWEST
 
 addons:
   postgresql: "9.5"
 
 script:
-  - if [ $RUN_PHPSTAN == "FALSE" ]; then php vendor/bin/php-cs-fixer fix --dry-run --diff; fi
-  - if [ $RUN_PHPSTAN == "FALSE" ]; then php vendor/bin/phpunit --configuration tests/phpunit.xml $WITH_COVERAGE $TEST_DEPS; fi
-  - if [ $RUN_PHPSTAN == "FALSE"  ]; then rm -f ~/.phpenv/versions/$(phpenv version-name)/etc/conf.d/xdebug.ini; fi
+  - if [ $RUN_PHPCSFIXER == "TRUE" ]; then php vendor/bin/php-cs-fixer fix --dry-run --diff; fi
+  - if [ $RUN_PHPUNIT == "TRUE" ]; then php vendor/bin/phpunit --configuration tests/phpunit.xml $WITH_COVERAGE $TEST_DEPS; fi
+  - if [ $RUN_PHPUNIT == "TRUE"  ]; then rm -f ~/.phpenv/versions/$(phpenv version-name)/etc/conf.d/xdebug.ini; fi
   - if [ $RUN_PHPSTAN == "TRUE" ]; then composer phpstan; fi
 
 after_success: