Use Behat internal var DB_SOCKET

Author: schlessera

composer.json

@@ -22,7 +22,7 @@
     },
     "require-dev": {
         "wp-cli/db-command": "^1.3 || ^2",
-        "wp-cli/wp-cli-tests": "^4.2.7"
+        "wp-cli/wp-cli-tests": "^4.2.8"
     },
     "config": {
         "process-timeout": 7200,

features/config-create.feature

@@ -173,7 +173,10 @@ Feature: Create a wp-config file
         echo getenv( 'WP_CLI_TEST_DBSOCKET' );
         exit(0);
       }
+      // From within Behat, the WP_CLI_TEST_DBSOCKET will be mapped to the internal
+      // DB_SOCKET variable, as Behat pushes a new environment context.
       $locations = [
+        '{DB_SOCKET}',
         '/var/run/mysqld/mysqld.sock',
         '/tmp/mysql.sock',
       ];