From 3cb3dce34e06dec38e27ba751d0fae5cbe569c53 Mon Sep 17 00:00:00 2001
From: Conrad Ludgate <conradludgate@gmail.com>
Date: Mon, 17 Jun 2024 16:15:31 +0100
Subject: [PATCH] add regression test

---
 proxy/src/compute.rs              |  1 +
 test_runner/regress/test_proxy.py | 19 +++++++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/proxy/src/compute.rs b/proxy/src/compute.rs
index c29b489305..a50a96e5e8 100644
--- a/proxy/src/compute.rs
+++ b/proxy/src/compute.rs
@@ -146,6 +146,7 @@ impl ConnCfg {
                 }
 
                 // the special ones in tokio-postgres that we don't want being set by the user
+                "dbname" => {}
                 "password" => {}
                 "sslmode" => {}
                 "host" => {}
diff --git a/test_runner/regress/test_proxy.py b/test_runner/regress/test_proxy.py
index f446f4f200..8ed44b1094 100644
--- a/test_runner/regress/test_proxy.py
+++ b/test_runner/regress/test_proxy.py
@@ -53,6 +53,25 @@ def test_proxy_select_1(static_proxy: NeonProxy):
     assert out[0][0] == 42
 
 
+def test_proxy_server_params(static_proxy: NeonProxy):
+    """
+    Test that server params are passing through to postgres
+    """
+
+    out = static_proxy.safe_psql(
+        "select to_json('0 seconds'::interval)", options="-c intervalstyle=iso_8601"
+    )
+    assert out[0][0] == "PT0S"
+    out = static_proxy.safe_psql(
+        "select to_json('0 seconds'::interval)", options="-c intervalstyle=sql_standard"
+    )
+    assert out[0][0] == "0"
+    out = static_proxy.safe_psql(
+        "select to_json('0 seconds'::interval)", options="-c intervalstyle=postgres"
+    )
+    assert out[0][0] == "00:00:00"
+
+
 def test_password_hack(static_proxy: NeonProxy):
     """
     Check the PasswordHack auth flow: an alternative to SCRAM auth for