add coveralls

.gitignore

@@ -1,10 +1,15 @@
 .idea
 
+# composer
 /vendor
 /composer.lock
 
 # phpunit
 phpunit.phar
 /phpunit.xml
 /tests/runtime
-/tests/data/config.local.php
+/tests/data/config.local.php
+
+# coveralls
+coveralls.phar
+/build

.travis.yml

@@ -22,7 +22,11 @@ cache:
     - $HOME/.composer/cache
 
 install:
+  - travis_retry composer require --prefer-dist satooshi/php-coveralls
   - travis_retry composer self-update && composer --version
   - travis_retry composer global require "fxp/composer-asset-plugin:^1.3.1"
   - export PATH="$HOME/.composer/vendor/bin:$PATH"
-  - travis_retry composer install --prefer-dist --no-interaction
+  - travis_retry composer install --prefer-dist --no-interaction
+
+after_script:
+  - travis_retry php vendor/bin/coveralls -v

phpunit.xml.dist

@@ -10,4 +10,12 @@
             <directory>./tests</directory>
         </testsuite>
     </testsuites>
+    <filter>
+        <whitelist processUncoveredFilesFromWhitelist="true">
+            <directory suffix=".php">src</directory>
+        </whitelist>
+    </filter>
+    <logging>
+        <log type="coverage-clover" target="build/logs/clover.xml"/>
+    </logging>
 </phpunit>