Update Travis matrix build & bump up Composer dependencies

Author: pamil

.travis.yml

@@ -15,33 +15,20 @@ matrix:
   include:
     - php: 5.3
       env: deps="low"
-    - php: 5.6
-      env: SYMFONY_DI_VERSION=2.3.* PHPUNIT_VERSION=~3.7
-    - php: 5.6
-      env: SYMFONY_DI_VERSION=2.0.* SYMFONY_YAML_VERSION=2.7.* PHPUNIT_VERSION=~4.0
-    - php: 5.6
-      env: SYMFONY_DI_VERSION=2.1.* SYMFONY_YAML_VERSION=2.7.* PHPUNIT_VERSION=~4.0
-    - php: 5.6
-      env: SYMFONY_DI_VERSION=2.2.* SYMFONY_YAML_VERSION=2.7.* PHPUNIT_VERSION=~4.0
-    - php: 5.6
-      env: SYMFONY_DI_VERSION=2.3.* PHPUNIT_VERSION=~4.0
-    - php: 5.6
-      env: SYMFONY_DI_VERSION=2.4.* PHPUNIT_VERSION=~4.0
-    - php: 5.6
-      env: SYMFONY_DI_VERSION=2.6.* PHPUNIT_VERSION=~4.0
-    - php: 5.6
-      env: SYMFONY_DI_VERSION=2.7.* PHPUNIT_VERSION=~4.0
-    - php: 5.6
-      env: SYMFONY_DI_VERSION=2.8.* PHPUNIT_VERSION=~4.0
-    - php: 5.6
-      env: SYMFONY_DI_VERSION=3.0.* PHPUNIT_VERSION=~4.0
+    - php: 7.0
+      env: SYMFONY_DI_VERSION=2.3.*
+    - php: 7.0
+      env: SYMFONY_DI_VERSION=2.7.*
+    - php: 7.0
+      env: SYMFONY_DI_VERSION=2.8.*
+    - php: 7.0
+      env: SYMFONY_DI_VERSION=3.0.*
   allow_failures:
     - php: hhvm
 
 before_script:
   - if [ "$TRAVIS_PHP_VERSION" != "hhvm" ]; then phpenv config-rm xdebug.ini; fi
   - if [ "$SYMFONY_DI_VERSION" != "" ]; then composer require --no-update "symfony/dependency-injection:${SYMFONY_DI_VERSION}"; fi
-  - if [ "$SYMFONY_YAML_VERSION" != "" ]; then composer require --no-update "symfony/yaml:${SYMFONY_YAML_VERSION}"; fi
   - if [ "$PHPUNIT_VERSION" != "" ]; then composer require --no-update "phpunit/phpunit:${PHPUNIT_VERSION}"; fi
   - if [ "$deps" = "low" ]; then composer update --prefer-lowest; fi
   - if [ "$deps" = "" ]; then composer install; fi

composer.json

@@ -13,16 +13,13 @@
         }
     ],
     "require": {
-        "matthiasnoback/symfony-config-test": "0.*|~1.0",
-        "symfony/dependency-injection": "^2.0.5|~3.0",
-        "symfony/config": "^2.0.5|~3.0",
-        "sebastian/exporter": "~1"
+        "matthiasnoback/symfony-config-test": "^1.0|^2.0",
+        "phpunit/phpunit": "^4.0|^5.0",
+        "symfony/dependency-injection": "^2.3|^3.0",
+        "symfony/config": "^2.3|^3.0",
+        "symfony/yaml": "^2.7|^3.0",
+        "sebastian/exporter": "^1.0"
     },
-    "require-dev": {
-        "phpunit/phpunit": "~3.0|~4.0"
-    },
-    "minimum-stability": "dev",
-    "prefer-stable": true,
     "autoload": {
         "psr-4" : { "Matthias\\SymfonyDependencyInjectionTest\\" : "" }
     }