Add regression test for #390

test/integration/regression/test_regression_bug390.py

@@ -0,0 +1,21 @@
+from sqlalchemy import create_engine
+
+
+def test_connection_with_block_cleans_up_properly(exasol_config):
+    config = exasol_config
+    url = "exa+websocket://{user}:{pw}@{host}:{port}/{schema}?SSLCertificate=SSL_VERIFY_NONE"
+    url = url.format(
+        user=config.username,
+        pw=config.password,
+        host=config.host,
+        port=config.port,
+        schema="TEST",
+    )
+    engine = create_engine(url)
+    query = "select 42"
+    expected = [(42,)]
+
+    with engine.connect() as con:
+        actual = con.execute(query).fetchall()
+
+    assert actual == expected