Add coverage reporting (#14)

* Add coverage reporting

* Add badge

* Add codecov.yml

.travis.yml

@@ -7,4 +7,7 @@ install:
  - composer install
 
 script:
- - vendor/bin/phpunit --bootstrap vendor/autoload.php tests
+ - vendor/bin/phpunit --coverage-clover=coverage.xml --whitelist src --bootstrap vendor/autoload.php tests
+
+after_success:
+ - bash <(curl -s https://codecov.io/bash)

README.md

@@ -2,6 +2,7 @@
 
 [![Version](https://img.shields.io/packagist/v/felixfbecker/language-server.svg)](https://packagist.org/packages/felixfbecker/language-server)
 [![Build Status](https://travis-ci.org/felixfbecker/php-language-server.svg?branch=master)](https://travis-ci.org/felixfbecker/php-language-server)
+[![Coverage](https://codecov.io/gh/felixfbecker/php-language-server/branch/master/graph/badge.svg)](https://codecov.io/gh/felixfbecker/php-language-server)
 [![Dependency Status](https://gemnasium.com/badges/github.com/felixfbecker/php-language-server.svg)](https://gemnasium.com/github.com/felixfbecker/php-language-server)
 [![License](https://img.shields.io/packagist/l/felixfbecker/language-server.svg)](https://github.com/felixfbecker/php-language-server/blob/master/LICENSE.txt)
 

codecov.yml

@@ -0,0 +1,16 @@
+
+coverage:
+  status:
+    project:
+      default:
+        target: auto
+        threshold: null
+        base: auto
+
+comment:
+  layout: "header, diff, tree, changes"
+  behavior: default
+  require_changes: false  # if true: only post the comment if coverage changes
+  branches: null
+  flags: null
+  paths: null

composer.json

@@ -42,6 +42,7 @@
         }
     },
     "require-dev": {
-        "phpunit/phpunit": "^5.5"
+        "phpunit/phpunit": "^5.5",
+        "phpunit/php-code-coverage": "^4.0"
     }
 }