chore: import upstream snapshot with attribution

2026-07-13 12:32:25 +08:00
commit e014feafe1
2285 changed files with 1131979 additions and 0 deletions
@@ -0,0 +1,85 @@
+// Copyright 2024 Dolthub, Inc.
+//
+// Licensed 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.
+
+package output
+
+import (
+	"testing"
+
+	"github.com/dolthub/go-mysql-server/sql"
+)
+
+func Test_SetConfig(t *testing.T) {
+	RunScripts(t, []ScriptTest{
+		{
+			Name: "set_config",
+			Assertions: []ScriptTestAssertion{
+				{
+					// non-namespaced, non-system settings result in an error: "unrecognized configuration parameter"
+					Query:       "SELECT set_config('doesnotexist', '42', false);",
+					ExpectedErr: true,
+				},
+				{
+					Query:       "SELECT set_config('', 'bar', false);",
+					ExpectedErr: true,
+				},
+				{
+					Query:       "SELECT set_config(NULL, 'bar', false);",
+					ExpectedErr: true,
+				},
+				{
+					// Set a system config setting
+					Query:    "SELECT set_config('search_path', '123', false);",
+					Expected: []sql.Row{{"123"}},
+				},
+				{
+					Query:    "SELECT current_setting('search_path');",
+					Expected: []sql.Row{{"123"}},
+				},
+				{
+					// Set a user config setting in a custom namespace
+					Query:    "SELECT set_config('mynamespace.var', 'bar', false);",
+					Expected: []sql.Row{{"bar"}},
+				},
+				{
+					Query:    "SELECT current_setting('mynamespace.var');",
+					Expected: []sql.Row{{"bar"}},
+				},
+				{
+					// Only text values are supported
+					Query:       "SELECT set_config('myvars.boo', 3.14159, false);",
+					ExpectedErr: true,
+				},
+				{
+					// All settings must be text
+					Query:    "SELECT set_config('myvars.boo', 3.14159::text, false);",
+					Expected: []sql.Row{{"3.14159"}},
+				},
+				{
+					Query:    "SELECT current_setting('myvars.boo');",
+					Expected: []sql.Row{{"3.14159"}},
+				},
+				{
+					// A NULL value is turned into the empty string
+					Query:    "SELECT set_config('myvars.nullval', NULL, false);",
+					Expected: []sql.Row{{""}},
+				},
+				{
+					Query:    "SELECT current_setting('myvars.nullval');",
+					Expected: []sql.Row{{""}},
+				},
+			},
+		},
+	})
+}