fix: respect custom query timeout in ping() method

src/Transport/Http.php

@@ -577,7 +577,7 @@ public function getRequestWrite(Query $query): CurlerRequest
     public function ping(): bool
     {
         $request = new CurlerRequest();
-        $request->url($this->getUri())->verbose(false)->GET()->connectTimeOut($this->getConnectTimeOut());
+        $request->url($this->getUri())->verbose(false)->GET()->timeOut($this->settings()->getTimeOut())->connectTimeOut($this->getConnectTimeOut());
         $this->_curler->execOne($request);
 
         return trim($request->response()->body()) === 'Ok.';

tests/PingTimeoutTest.php

@@ -0,0 +1,61 @@
+<?php
+
+declare(strict_types=1);
+
+namespace ClickHouseDB\Tests;
+
+use ClickHouseDB\Client;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * Standalone tests for ping() timeout behaviour that do not require a live
+ * ClickHouse server.
+ *
+ * @group PingTimeoutTest
+ */
+class PingTimeoutTest extends TestCase
+{
+    /**
+     * Verifies that setTimeout() is respected by ping().
+     *
+     * A local TCP server that accepts connections but never sends an HTTP
+     * response is used so that the TCP handshake succeeds (preventing the
+     * connect timeout from firing first) while the overall request hangs
+     * until CURLOPT_TIMEOUT fires.
+     */
+    public function testQueryTimeoutIsRespectedByPing(): void
+    {
+        // Bind to an ephemeral port; the OS completes the TCP handshake for
+        // queued connections, but we never call stream_socket_accept(), so
+        // the HTTP response never arrives.
+        $server = stream_socket_server('tcp://127.0.0.1:0', $errno, $errstr);
+        $this->assertNotFalse($server, "Could not start local test server: $errstr");
+
+        $address = stream_socket_get_name($server, false);
+        [$host, $port] = explode(':', $address);
+
+        $config = [
+            'host'     => $host,
+            'port'     => (int) $port,
+            'username' => '',
+            'password' => '',
+        ];
+
+        $start_time = microtime(true);
+
+        try {
+            $db = new Client($config);
+            // High connect timeout so it does not fire before the query timeout.
+            $db->setConnectTimeOut(5);
+            $db->setTimeout(1);
+            $db->ping();
+        } catch (\Exception $e) {
+            // Expected — ping() will throw when the query timeout fires.
+        } finally {
+            fclose($server);
+        }
+
+        $elapsed = round(microtime(true) - $start_time);
+        $this->assertEquals(1, $elapsed);
+    }
+}