Merge pull request #9 from SimonFrings/phpunit

Add PHPUnit to require-dev

Author: clue

.gitignore

@@ -1 +1,2 @@
 /vendor
+/composer.lock

.travis.yml

@@ -1,9 +1,19 @@
 language: php
-php:
-  - 5.3
-  - 5.6
-  - hhvm
+
+# lock distro so new future defaults will not break the build
+dist: trusty
+
+jobs:
+  include:
+    - php: 5.3
+      dist: precise
+    - php: 5.6
+    - php: hhvm-3.18
+  allow_failures:
+    - php: hhvm-3.18
+
 install:
   - composer install --prefer-source --no-interaction
+
 script:
-  - phpunit --coverage-text
+  - vendor/bin/phpunit --coverage-text

README.md

@@ -67,7 +67,8 @@ You probably don't want to use this if
 
 ## Install
 
-The recommended way to install this library is [through composer](http://getcomposer.org). [New to composer?](http://getcomposer.org/doc/00-intro.md)
+The recommended way to install this library is [through Composer](https://getcomposer.org/).
+[New to Composer?](https://getcomposer.org/doc/00-intro.md)
 
 ```JSON
 {
@@ -77,6 +78,21 @@ The recommended way to install this library is [through composer](http://getcomp
 }
 ```
 
+## Tests
+
+To run the test suite, you first need to clone this repo and then install all
+dependencies [through Composer](https://getcomposer.org):
+
+```bash
+$ composer install
+```
+
+To run the test suite, go to the project root and run:
+
+```bash
+$ php vendor/bin/phpunit
+```
+
 ## License
 
 MIT

composer.json

@@ -15,5 +15,8 @@
     },
     "require": {
     	"php": ">=5.3"
+    },
+    "require-dev": {
+        "phpunit/phpunit": "^4.8.35"
     }
 }