symfony
diff --git a/‎src/Symfony/Component/Cache/Tests/Adapter/RedisAdapterTest.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Cache/Tests/Adapter/RedisAdapterTest.php
+3Lines changed: 3 additions & 0 deletions b/‎src/Symfony/Component/Cache/Tests/Adapter/RedisAdapterTest.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Cache/Tests/Adapter/RedisAdapterTest.php
+3Lines changed: 3 additions & 0 deletions
diff --git a/‎src/Symfony/Component/Cache/Traits/RedisTrait.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Cache/Traits/RedisTrait.php
+1-1Lines changed: 1 addition & 1 deletion b/‎src/Symfony/Component/Cache/Traits/RedisTrait.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Cache/Traits/RedisTrait.php
+1-1Lines changed: 1 addition & 1 deletion
@@ -66,6 +66,9 @@ private function doTestCreateConnection(string $uri)
         $this->assertTrue($redis->isConnected());
         $this->assertSame(0, $redis->getDbNum());
 
+        $redis = RedisAdapter::createConnection('redis://'.$uri.'/');
+        $this->assertSame(0, $redis->getDbNum());
+
         $redis = RedisAdapter::createConnection('redis://'.$uri.'/2');
         $this->assertSame(2, $redis->getDbNum());
 
 
@@ -148,7 +148,7 @@ public static function createConnection(string $dsn, array $options = [])
         }
 
         if (isset($params['host']) || isset($params['path'])) {
-            if (!isset($params['dbindex']) && isset($params['path'])) {
+            if (!isset($params['dbindex']) && isset($params['path']) && '/' !== $params['path']) {
                 if (preg_match('#/(\d+)$#', $params['path'], $m)) {
                     $params['dbindex'] = $m[1];
                     $params['path'] = substr($params['path'], 0, -\strlen($m[0]));
Original file line number	Diff line number	Diff line change
`@@ -148,7 +148,7 @@ public static function createConnection(string $dsn, array $options = [])`
`148`	`148`	`}`
`149`	`149`
`150`	`150`	`if (isset($params['host']) \|\| isset($params['path'])) {`
`151`		`- if (!isset($params['dbindex']) && isset($params['path'])) {`
	`151`	`+ if (!isset($params['dbindex']) && isset($params['path']) && '/' !== $params['path']) {`
`152`	`152`	`if (preg_match('#/(\d+)$#', $params['path'], $m)) {`
`153`	`153`	`$params['dbindex'] = $m[1];`
`154`	`154`	`$params['path'] = substr($params['path'], 0, -\strlen($m[0]));`