diff --git a/composer.json b/composer.json
index 365123ff0..8738048ca 100644
--- a/composer.json
+++ b/composer.json
@@ -46,7 +46,9 @@
 		"doctrine/cache": "^1.6"
 	},
 	"require-dev": {
-		"phpunit/phpunit": "^4.8"
+		"phpunit/phpunit": "4.8.*",
+		"squizlabs/php_codesniffer": "2.5.*",
+		"sebastian/phpcpd": "2.0.*"
 	},
 	"autoload": {
 		"psr-4": {
@@ -54,5 +56,24 @@
 		}
 	},
 	"minimum-stability": "stable",
-	"prefer-stable": true
+	"prefer-stable": true,
+	"scripts": {
+		"test": [
+			"composer test:lint",
+			"composer test:unit",
+			"composer test:cpd"
+		],
+		"test:lint": [
+			"vendor/bin/phpcs --colors --report-full --standard=PSR2 src tests"
+		],
+		"test:unit": [
+			"vendor/bin/phpunit --configuration phpunit.xml --coverage-text"
+		],
+		"test:unit:html": [
+			"vendor/bin/phpunit --configuration phpunit.xml --coverage-html=internal_data/report"
+		],
+		"test:cpd": [
+			"vendor/bin/phpcpd --exclude=vendor --exclude=internal_data ."
+		]
+	}
 }
diff --git a/phpcs.xml b/phpcs.xml
new file mode 100644
index 000000000..835767d8e
--- /dev/null
+++ b/phpcs.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0"?>
+<ruleset name="TorrentPier">
+
+    <description>Codestyle ruleset for TorrentPier</description>
+
+    <rule ref="PSR2"/>
+
+    <file>src</file>
+
+    <arg name="encoding" value="UTF-8"/>
+    <arg name="extensions" value="php"/>
+
+    <exclude-pattern>tests/*</exclude-pattern>
+    <exclude-pattern>vendor/*</exclude-pattern>
+
+</ruleset>