Add Symfony 3 support, test against multiple symfony versions

.travis.yml

@@ -16,6 +16,10 @@ php:
 env:
     global:
         - TEST_COMMAND="composer test"
+    matrix:
+        - SYMFONY_VERSION=3.0.*
+        - SYMFONY_VERSION=2.8.*
+        - SYMFONY_VERSION=2.7.*
 
 branches:
     except:
@@ -25,12 +29,16 @@ matrix:
     fast_finish: true
     include:
         - php: 5.4
-          env: COMPOSER_FLAGS="--prefer-stable --prefer-lowest" COVERAGE=true TEST_COMMAND="composer test-ci"
+          env: COMPOSER_FLAGS="--prefer-stable --prefer-lowest" COVERAGE=true TEST_COMMAND="composer test-ci" SYMFONY_VERSION=2.7.*
+    exclude:
+        - php: 5.4
+          env: SYMFONY_VERSION=3.0.*
 
 before_install:
     - travis_retry composer self-update
 
 install:
+    - travis_retry composer require symfony/symfony:${SYMFONY_VERSION} --no-update
     - travis_retry composer update ${COMPOSER_FLAGS} --prefer-dist --no-interaction
 
 script:

CHANGELOG.md

@@ -1,6 +1,18 @@
 # Change Log
 
 
+## UNRELEASED
+
+### Added
+
+- Support for Symfony 3
+- Tests for various Symfony versions
+
+### Removed
+
+- Symfony 2.3 support
+
+
 ## 1.0.0 - 2016-05-05
 
 - Initial release

composer.json

@@ -12,7 +12,7 @@
     ],
     "require": {
         "php": ">=5.4",
-        "symfony/stopwatch": "^2.3",
+        "symfony/stopwatch": "^2.7|^3.0",
         "php-http/client-common": "^1.1"
     },
     "require-dev": {