wehub-resource-sync
115 lines
2.8 KiB
Go
Executable File
115 lines
2.8 KiB
Go
Executable File
// Copyright 2024 Dolthub, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package _go
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import (
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"testing"
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"github.com/dolthub/go-mysql-server/sql"
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)
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func TestSetOperations(t *testing.T) {
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RunScripts(t, []ScriptTest{
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{
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Name: "Test intersect",
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SetUpScript: []string{
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"create table b (m int, n int);",
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"insert into b values (1,2), (1,3), (3,4);",
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"create table c (m int, n int);",
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"insert into c values (1,3), (1,3), (3,4);",
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},
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Assertions: []ScriptTestAssertion{
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{
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Query: "select * from b intersect select * from c order by 1,2;",
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Expected: []sql.Row{
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{1, 3},
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{3, 4},
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},
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},
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{
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Query: "(table b order by m limit 1 offset 1) intersect (table c order by m limit 1);",
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Expected: []sql.Row{
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{1, 3},
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},
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},
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},
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},
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{
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Name: "Test union",
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SetUpScript: []string{
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"create table b (m int, n int);",
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"insert into b values (1,2), (1,3), (3,4);",
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"create table c (m int, n int);",
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"insert into c values (1,3), (1,3), (3,4);",
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},
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Assertions: []ScriptTestAssertion{
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{
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Query: "select * from b union select * from c order by 1,2;",
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Expected: []sql.Row{
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{1, 2},
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{1, 3},
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{3, 4},
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},
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},
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{
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Query: "select * from b union all select * from c order by 1,2;",
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Expected: []sql.Row{
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{1, 2},
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{1, 3},
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{1, 3},
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{1, 3},
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{3, 4},
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{3, 4},
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},
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},
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{
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Query: "(table b order by m limit 1 offset 1) union (table c order by m limit 1);",
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Expected: []sql.Row{
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{1, 3},
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},
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},
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{
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Query: "(table b order by m limit 1 offset 1) union all (table c order by m limit 1);",
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Expected: []sql.Row{
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{1, 3},
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{1, 3},
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},
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},
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},
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},
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{
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Name: "Test except",
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SetUpScript: []string{
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"create table b (m int, n int);",
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"insert into b values (1,2), (1,3), (3,4);",
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"create table c (m int, n int);",
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"insert into c values (1,3), (1,3), (3,4);",
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},
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Assertions: []ScriptTestAssertion{
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{
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Query: "select * from b except select * from c order by 1,2;",
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Expected: []sql.Row{
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{1, 2},
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},
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},
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{
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Query: "(table b order by m limit 1 offset 1) except (table c order by m limit 1);",
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Expected: []sql.Row{},
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},
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},
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},
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})
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}
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