From 120c860dbe197b5bf87137d0868a9a2e9b5ed4a5 Mon Sep 17 00:00:00 2001
From: David Buchmann <david.buchmann@liip.ch>
Date: Wed, 3 Apr 2024 06:33:56 +0200
Subject: [PATCH] improve missing charset parameter handling

---
 src/Jackalope/Transport/DoctrineDBAL/Client.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Jackalope/Transport/DoctrineDBAL/Client.php b/src/Jackalope/Transport/DoctrineDBAL/Client.php
index 9bdebaa9..3d817b2f 100644
--- a/src/Jackalope/Transport/DoctrineDBAL/Client.php
+++ b/src/Jackalope/Transport/DoctrineDBAL/Client.php
@@ -385,10 +385,10 @@ private function getMySQLCaseSensitiveEncoding(): string
         if (isset($params['defaultTableOptions']['collate'])) {
             return $this->caseSensitiveEncoding = $params['defaultTableOptions']['collate'];
         }
-        if (!array_key_exists('charset', $params)) {
+        if (!array_key_exists('charset', $params) || !$params['charset']) {
             throw new \InvalidArgumentException('For MySQL, the Doctrine dbal connection must have either "collate" or "charset" configured. Alternatively, you can set the encoding with '.__CLASS__.'::setCaseSensitiveEncoding().');
         }
-        $charset = $params['charset'] ?? 'utf8';
+        $charset = $params['charset'];
 
         return $this->caseSensitiveEncoding = 'binary' === $charset ? $charset : $charset.'_bin';
     }