Updating readme

Author: Andrew McLagan

README.md

@@ -47,11 +47,11 @@ For bug reports, please [open an issue on GitHub](https://github.com/rollbar/rol
 
 ## Testing
 Tests are in `tests`.
-To run the tests: `composer test`
-To fix code style issues: `composer fix`
+* To run the tests: `composer test`
+* To fix code style issues: `composer fix`
 
 ## Docker
 Docker binaries are located in `./bin` and can be run by simply executing `bin/phpunit` for example.
-To run tests: `bin/phpunit`
-To run all supported versions: `bin/phpunit-versions`
-To run composer : `bin/composer install` OR `bin/composer update`
+* To run tests: `bin/phpunit`
+* To run all supported versions: `bin/phpunit-versions`
+* To run composer : `bin/composer install` OR `bin/composer update`

bin/phpcs

@@ -0,0 +1,11 @@
+#!/bin/bash
+
+set -e
+
+docker run -it --rm \
+	-e "TERM=xterm-256color" \
+	-v "$PWD":/usr/src \
+	-w /usr/src \
+	php:7.2-cli-alpine \
+	vendor/bin/phpcs --standard=PSR1,PSR2 src tests 
+

bin/phpunit

@@ -7,5 +7,5 @@ docker run -it --rm \
 	-v "$PWD":/usr/src \
 	-w /usr/src \
 	php:7.2-cli-alpine \
-	vendor/bin/phpunit "$@"
+	vendor/bin/phpunit --coverage-clover build/logs/clover.xml