Add PHPUnit to require-dev

Author: clue

.travis.yml

@@ -17,4 +17,4 @@ install:
   - composer install --no-interaction
 
 script:
-  - phpunit --coverage-text
+  - vendor/bin/phpunit --coverage-text

README.md

@@ -34,6 +34,7 @@ It enables you to set and query its data or use its PubSub topics to react to in
     * [close()](#close)
     * [end()](#end)
 * [Install](#install)
+* [Tests](#tests)
 * [License](#license)
 
 ## Quickstart example
@@ -248,6 +249,21 @@ $ composer require "clue/redis-react:^1.0 || ^0.5"
 
 See also the [CHANGELOG](CHANGELOG.md) for details about version upgrades.
 
+## Tests
+
+To run the test suite, you first need to clone this repo and then install all
+dependencies [through Composer](http://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

@@ -22,6 +22,7 @@
         "psr-4": { "Clue\\React\\Redis\\": "src/" }
     },
     "require-dev": {
-        "clue/block-react": "^1.1"
+        "clue/block-react": "^1.1",
+        "phpunit/phpunit": "^4.8"
     }
 }