Allow PHPUnit 6 and run tests with Symfony 3.2

Author: matthiasnoback

.travis.yml

@@ -19,7 +19,7 @@ matrix:
     - php: 7.0
       env: SYMFONY_DI_VERSION=2.8.*
     - php: 7.0
-      env: SYMFONY_DI_VERSION=3.0.*
+      env: SYMFONY_DI_VERSION=3.2.*
   allow_failures:
     - php: hhvm
 

composer.json

@@ -20,7 +20,7 @@
         "sebastian/exporter": "^1.0|^2.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^5.4.3"
+        "phpunit/phpunit": "^5.4.3|^6.0.0"
     },
     "autoload": {
         "psr-4" : { "Matthias\\SymfonyDependencyInjectionTest\\" : "" }