handle redis db index as str

tests/configs.rs

@@ -108,6 +108,15 @@ fn test_parse_redis_socket() {
     );
 }
 
+#[test]
+fn test_parse_redis_db_str() {
+    let config = config_from_file("tests/configs/redis_db_str.php");
+    assert_debug_equal(
+        RedisConfig::Single(parse_redis("redis://127.0.0.1/1")),
+        config.redis,
+    );
+}
+
 #[test]
 fn test_parse_notify_push_redis() {
     let config = config_from_file("tests/configs/notify_push_redis.php");

tests/configs/redis_db_str.php

@@ -0,0 +1,15 @@
+<?php
+
+$CONFIG = [
+	'overwrite.cli.url' => 'https://cloud.example.com',
+	'dbtype' => 'mysql',
+	'dbname' => 'nextcloud',
+	'dbhost' => 'localhost',
+	'dbport' => '',
+	'dbuser' => 'nextcloud',
+	'dbpassword' => 'secret',
+	'redis' => [
+		'host' => 'localhost',
+        'dbindex' => '1',
+	]
+];