chore(ssh): Allow users to set TUNNEL_TIMEOUT from config (#24202)

tests/unit_tests/extensions/ssh_test.py

@@ -0,0 +1,36 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+from typing import Any
+from unittest.mock import Mock, patch
+
+import pytest
+import sshtunnel
+
+from superset.extensions.ssh import SSHManagerFactory
+
+
+def test_ssh_tunnel_timeout_setting() -> None:
+    app = Mock()
+    app.config = {
+        "SSH_TUNNEL_MAX_RETRIES": 2,
+        "SSH_TUNNEL_LOCAL_BIND_ADDRESS": "test",
+        "SSH_TUNNEL_TIMEOUT_SEC": 123.0,
+        "SSH_TUNNEL_MANAGER_CLASS": "superset.extensions.ssh.SSHManager",
+    }
+    factory = SSHManagerFactory()
+    factory.init_app(app)
+    assert sshtunnel.TUNNEL_TIMEOUT == 123.0