Adds find ancestors tests

Author: kimpepper

Makefile

@@ -1,8 +1,17 @@
 #!/usr/bin/make -f
 
+PHPCS_STANDARD="vendor/drupal/coder/coder_sniffer/Drupal"
+PHPCS_DIRS=src tests
+
 init:
 	composer install --prefer-dist --no-progress
 
+lint-php:
+	bin/phpcs --standard=${PHPCS_STANDARD} ${PHPCS_DIRS}
+
+fix-php:
+	bin/phpcbf --standard=${PHPCS_STANDARD} ${PHPCS_DIRS}
+
 test:
 	bin/phpunit
 

composer.json

@@ -10,11 +10,13 @@
         }
     ],
     "minimum-stability": "dev",
+    "prefer-stable": true,
     "require": {
         "doctrine/dbal": "~2.5"
     },
     "require-dev": {
-        "phpunit/phpunit": "~4.8"
+        "phpunit/phpunit": "~4.8",
+        "drupal/coder": "~8.0"
     },
     "autoload": {
         "psr-4": {