add code coverage to php travis

.gitignore

@@ -6,6 +6,7 @@ node_modules/
 js/build/
 js/*.xml
 .rvm
+*.clover
 
 # just sane ignores
 .*.sw[po]

.travis.yml

@@ -22,5 +22,8 @@ script:
   - wget https://phantomjs.googlecode.com/files/phantomjs-1.9.0-linux-x86_64.tar.bz2
   - tar xjf phantomjs-1.9.0-linux-x86_64.tar.bz2
   - sudo ln -s $(pwd)/phantomjs-1.9.0-linux-x86_64/bin/phantomjs /usr/bin/phantomjs
-  - make unit-tests
   - make javascript-tests
+  - make unit-tests
+  - wget https://scrutinizer-ci.com/ocular.phar
+  - php ocular.phar code-coverage:upload --format=php-clover coverage.clover
+

Makefile

@@ -41,7 +41,7 @@ dist: clean
 test: javascript-tests unit-tests integration-tests acceptance-tests
 
 unit-tests:
-	phpunit tests/unit
+	phpunit --coverage-clover=coverage.clover tests/unit
 
 
 integration-tests: