Update travis build

.travis.yml

@@ -13,17 +13,29 @@ cache:
   - vendor
 
 before_install:
+  - if [[ $TRAVIS_PHP_VERSION =~ ^7 ]]; then phpenv config-rm xdebug.ini; fi
   - composer self-update
 
 install:
   - composer require --no-update --no-interaction "phpunit/phpunit:*" "squizlabs/php_codesniffer:*" "fabpot/php-cs-fixer:*"
   - travis_retry composer update --no-interaction --prefer-source
   - travis_retry wget https://scrutinizer-ci.com/ocular.phar
 
+before_script:
+  - if [[ $TRAVIS_PHP_VERSION =~ ^hhvm ]]; then echo 'xdebug.enable = On' >> /etc/hhvm/php.ini; fi
+
 script:
-  - vendor/bin/phpunit --coverage-clover=coverage.clover
+  - >
+    if [[ $TRAVIS_PHP_VERSION =~ ^7 ]]; then
+      phpdbg -qrr vendor/phpunit/phpunit/phpunit --coverage-clover=coverage.clover --coverage-text;
+    else
+      vendor/bin/phpunit --coverage-clover=coverage.clover --coverage-text;
+    fi
   - vendor/bin/phpcs --standard=PSR2 src tests
   - vendor/bin/php-cs-fixer fix --dry-run --diff
 
 after_script:
-  - if [ -f coverage.clover ]; then php ocular.phar code-coverage:upload --format=php-clover coverage.clover; fi
+  - >
+    if [[ ! $TRAVIS_PHP_VERSION =~ ^hhvm ]]; then
+      php ocular.phar code-coverage:upload --format=php-clover coverage.clover;
+    fi