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first commit
2026-03-17 16:22:57 +03:30

1392 lines
36 KiB
TypeScript

import type { IDataObject, INode } from 'n8n-workflow';
import { createMockExecuteFunction } from '@test/nodes/Helpers';
import * as mode from '../../v3/actions/mode';
const node: INode = {
id: '123456',
name: 'Merge',
typeVersion: 3,
type: 'n8n-nodes-base.merge',
position: [50, 50],
parameters: {},
};
const inputsData = [
[
{
json: {
id: 1,
data: 'a',
name: 'Sam',
},
},
{
json: {
id: 2,
data: 'b',
name: 'Dan',
},
},
{
json: {
id: 3,
data: 'c',
name: 'Jon',
},
},
{
json: {
id: 6,
data: 'e',
name: 'Ron',
},
},
{
json: {
id: 7,
data: 'f',
name: 'Joe',
},
},
],
[
{
json: {
id: 1,
data: 'aa',
country: 'PL',
},
},
{
json: {
id: 2,
data: 'bb',
country: 'FR',
},
},
{
json: {
id: 3,
data: 'cc',
country: 'UA',
},
},
{
json: {
id: 4,
data: 'ee',
country: 'US',
},
},
{
json: {
id: 5,
data: 'ff',
country: 'ES',
},
},
],
];
describe('Test MergeV3, combineBySql operation', () => {
it('LEFT JOIN', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query:
'SELECT *, input1.data as data_1\nFROM input1\nLEFT JOIN input2\nON input1.id = input2.id\n',
};
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData[0][0].json).toEqual({
data_1: 'a',
id: 1,
data: 'aa',
name: 'Sam',
country: 'PL',
});
});
it('LEFT JOIN, missing input 2(empty array)', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query:
'SELECT *, input1.data as data_1\nFROM input1\nLEFT JOIN input2\nON input1.id = input2.id\n',
};
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, node),
[inputsData[0], []],
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(5);
expect(returnData[0][0].json).toEqual({
data: 'a',
data_1: 'a',
id: 1,
name: 'Sam',
});
});
it('LEFT JOIN, missing data in input 2', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query:
'SELECT *, input1.data as data_1\nFROM input1\nLEFT JOIN input2\nON input1.id = input2.id\n',
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), [
inputsData[0],
]),
).rejects.toMatchObject({
message: 'Issue while executing query',
description: 'Table does not exist: input2',
});
});
it('LEFT JOIN, invalid syntax', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query:
'SELECTTT *, input1.data as data_1\nFROM input1\nLEFT JOIN input2\nON input1.id = input2.id\n',
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
description: expect.stringContaining('Parse error'),
});
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
description: expect.stringContaining('SELECTTT'),
});
});
it('RIGHT JOIN', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: 'SELECT *\nFROM input1\nRIGHT JOIN input2\nON input1.id = input2.id;\n',
};
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(5);
expect(returnData[0][0].json).toEqual({
id: 1,
data: 'aa',
name: 'Sam',
country: 'PL',
});
expect(returnData[0][4].json).toEqual({
id: 5,
data: 'ff',
country: 'ES',
});
});
it('INNER JOIN', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: 'SELECT *\nFROM input1\nINNER JOIN input2\nON input1.id = input2.id;\n',
};
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(3);
expect(returnData[0][2].json).toEqual({
id: 3,
data: 'cc',
name: 'Jon',
country: 'UA',
});
});
it('FULL OUTER JOIN', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: 'SELECT *\nFROM input1\nFULL OUTER JOIN input2\nON input1.id = input2.id;\n',
};
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(7);
expect(returnData[0][2].json).toEqual({
id: 3,
data: 'cc',
name: 'Jon',
country: 'UA',
});
});
it('CROSS JOIN', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: 'SELECT *, input1.data AS data_1\nFROM input1\nCROSS JOIN input2;\n',
};
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(25);
expect(returnData[0][0].json).toEqual({
data_1: 'a',
id: 1,
data: 'aa',
name: 'Sam',
country: 'PL',
});
});
it('should collect pairedItems data, if version >= 3.1 and SELECT query', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: 'SELECT name FROM input1 LEFT JOIN input2 ON input1.id = input2.id',
};
const inputs = [
[
{
json: {
id: 1,
data: 'a',
name: 'Sam',
},
pairedItem: {
item: 0,
input: undefined,
},
},
{
json: {
id: 2,
data: 'b',
name: 'Dan',
},
pairedItem: {
item: 1,
input: undefined,
},
},
{
json: {
id: 3,
data: 'c',
name: 'Jon',
},
pairedItem: {
item: 2,
input: undefined,
},
},
],
[
{
json: {
id: 1,
data: 'aa',
country: 'PL',
},
pairedItem: {
item: 0,
input: 1,
},
},
{
json: {
id: 2,
data: 'bb',
country: 'FR',
},
pairedItem: {
item: 1,
input: 1,
},
},
{
json: {
id: 3,
data: 'cc',
country: 'UA',
},
pairedItem: {
item: 2,
input: 1,
},
},
],
];
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, { ...node, typeVersion: 3.1 }),
inputs,
);
expect(returnData.length).toEqual(1);
expect(returnData).toEqual([
[
{
json: {
name: 'Sam',
},
pairedItem: [
{
item: 0,
input: undefined,
},
{
item: 0,
input: 1,
},
],
},
{
json: {
name: 'Dan',
},
pairedItem: [
{
item: 1,
input: undefined,
},
{
item: 1,
input: 1,
},
],
},
{
json: {
name: 'Jon',
},
pairedItem: [
{
item: 2,
input: undefined,
},
{
item: 2,
input: 1,
},
],
},
],
]);
});
it('Empty successful query should return [{ success: true }] at version <= 3.1', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: 'SELECT id from input1',
};
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, { ...node, typeVersion: 3.1 }),
[[]],
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(1);
expect(returnData[0][0].json).toEqual({
success: true,
});
});
it('Empty successful query should return [] at version >= 3.2 if no option set', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: 'SELECT id from input1',
};
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, { ...node, typeVersion: 3.2 }),
[[]],
);
expect(returnData).toEqual([[]]);
});
it('Empty successful query should return [{ success: true }] at version >= 3.2 if option set', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: 'SELECT id from input1',
options: {
emptyQueryResult: 'success',
},
};
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, { ...node, typeVersion: 3.2 }),
[[]],
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(1);
expect(returnData[0][0].json).toEqual({
success: true,
});
});
describe('Security Tests', () => {
it('should block FILE() function access', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * FROM FILE('test.csv')",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block JSON() function access', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * FROM JSON('data.json')",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block TXT() function access', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * FROM TXT('data.txt')",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block CSV() function access', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * FROM CSV('data.csv')",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block XLSX() function access', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * FROM XLSX('data.xlsx')",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block XLS() function access', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * FROM XLS('data.xls')",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block JSONL() function access', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * FROM JSONL('data.jsonl')",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block NDJSON() function access', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * FROM NDJSON('data.ndjson')",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block TAB() function access', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * FROM TAB('data.tab')",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block TSV() function access', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * FROM TSV('data.tsv')",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block ODS() function access', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * FROM ODS('data.ods')",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block XML() function access', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * FROM XML('data.xml')",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block INTO TAB() write operations', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * INTO TAB('output.tab') FROM input1",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block INTO TSV() write operations', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * INTO TSV('output.tsv') FROM input1",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block INTO SQL() write operations', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * INTO SQL('output.sql') FROM input1",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block INTO XLSXML() write operations', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * INTO XLSXML('output.xml') FROM input1",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block INTO HTML() write operations', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * INTO HTML('output.html') FROM input1",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block LOAD() function access', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * FROM input1 WHERE id = LOAD('test.txt')",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block SAVE() function access', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT id, SAVE('output.txt', name) as saved FROM input1",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block INTO FILE() write operations', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * INTO FILE('output.txt') FROM input1",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block INTO JSON() write operations', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * INTO JSON('output.json') FROM input1",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block INTO CSV() write operations', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * INTO CSV('output.csv', {headers: true}) FROM input1",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block INTO TXT() write operations', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * INTO TXT('output.txt') FROM input1",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block INTO XLSX() write operations', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * INTO XLSX('output.xlsx') FROM input1",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block INTO XLS() write operations', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * INTO XLS('output.xls') FROM input1",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block GEXF() function access', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * FROM GEXF('graph.gexf')",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block HTML() FROM function access', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * FROM HTML('#table-id')",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block TABLETOP() function access', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * FROM TABLETOP('spreadsheet-key')",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block METEOR() function access', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "SELECT * FROM METEOR('collection')",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should still allow normal SQL operations', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: 'SELECT id, name FROM input1 WHERE id > 1',
};
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(4);
expect(returnData[0][0].json).toEqual({
id: 2,
name: 'Dan',
});
});
});
describe('Database Engine Security Tests', () => {
it('should block CREATE FILESTORAGE DATABASE', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "CREATE FILESTORAGE DATABASE 'test.json'",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block ATTACH FILESTORAGE DATABASE', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "ATTACH FILESTORAGE DATABASE 'data.json' AS fs1",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block CREATE LOCALSTORAGE DATABASE', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "CREATE LOCALSTORAGE DATABASE 'localdb'",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block ATTACH LOCALSTORAGE DATABASE', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "ATTACH LOCALSTORAGE DATABASE 'localdb' AS ls1",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block CREATE INDEXEDDB DATABASE', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "CREATE INDEXEDDB DATABASE 'indexeddb'",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block ATTACH INDEXEDDB DATABASE', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "ATTACH INDEXEDDB DATABASE 'indexeddb' AS idb1",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block ATTACH SQLITE DATABASE', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "ATTACH SQLITE DATABASE 'app.db' AS sqlite1",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
it('should block CREATE FILE DATABASE', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: "CREATE FILE DATABASE 'file.db'",
};
await expect(
mode.combineBySql.execute.call(createMockExecuteFunction(nodeParameters, node), inputsData),
).rejects.toMatchObject({
message: 'Issue while executing query',
});
});
});
describe('Advanced SQL Query Tests', () => {
it('should handle UNION queries', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: 'SELECT id, name FROM input1 UNION SELECT id, country as name FROM input2',
};
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(10);
// Should contain both names from input1 and countries from input2
expect(returnData[0].some((item) => item.json.name === 'Sam')).toBe(true);
expect(returnData[0].some((item) => item.json.name === 'PL')).toBe(true);
});
it('should handle UNION ALL queries', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: 'SELECT id FROM input1 UNION ALL SELECT id FROM input2',
};
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(10);
// Should include duplicate IDs
const ids = returnData[0].map((item) => item.json.id);
expect(ids.filter((id) => id === 1).length).toBe(2);
});
it('should handle subqueries', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: 'SELECT * FROM input1 WHERE id IN (SELECT id FROM input2 WHERE country = "PL")',
};
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(1);
expect(returnData[0][0].json).toEqual({
id: 1,
data: 'a',
name: 'Sam',
});
});
it('should handle basic filtering', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: 'SELECT * FROM input1 WHERE id < 4',
};
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(3);
expect(returnData[0][0].json.id).toBe(1);
expect(returnData[0][1].json.id).toBe(2);
expect(returnData[0][2].json.id).toBe(3);
});
it('should handle CASE statements', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: `SELECT id, name,
CASE
WHEN id <= 2 THEN 'Low'
WHEN id <= 5 THEN 'Medium'
ELSE 'High'
END as category
FROM input1`,
};
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(5);
expect(returnData[0][0].json.category).toBe('Low');
expect(returnData[0][2].json.category).toBe('Medium');
expect(returnData[0][4].json.category).toBe('High');
});
it('should handle ORDER BY with multiple columns', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: 'SELECT * FROM input1 ORDER BY name DESC, id ASC',
};
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(5);
// Should be ordered by name DESC, then id ASC
expect(returnData[0][0].json.name).toBe('Sam');
expect(returnData[0][4].json.name).toBe('Dan');
});
it('should handle LIMIT and OFFSET', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: 'SELECT * FROM input1 ORDER BY id LIMIT 2 OFFSET 1',
};
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(2);
expect(returnData[0][0].json.id).toBe(2);
expect(returnData[0][1].json.id).toBe(3);
});
it('should handle string functions', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: `SELECT
UPPER(name) as upper_name,
LOWER(name) as lower_name,
LENGTH(name) as name_length,
CONCAT(name, '_', data) as combined
FROM input1 WHERE id = 1`,
};
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(1);
expect(returnData[0][0].json).toEqual({
upper_name: 'SAM',
lower_name: 'sam',
name_length: 3,
combined: 'Sam_a',
});
});
it('should handle mathematical operations', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: `SELECT
id,
id * 2 as doubled,
id + 10 as plus_ten,
id % 2 as modulo,
ROUND(id / 3.0, 2) as divided
FROM input1 WHERE id <= 3`,
};
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(3);
expect(returnData[0][0].json).toEqual({
id: 1,
doubled: 2,
plus_ten: 11,
modulo: 1,
divided: 0.33,
});
});
it('should handle simple WHERE clauses', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: 'SELECT * FROM input1 WHERE name LIKE "%o%"',
};
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(3);
// Should contain Jon, Ron, and Joe (all names with 'o')
expect(returnData[0].some((item) => item.json.name === 'Jon')).toBe(true);
expect(returnData[0].some((item) => item.json.name === 'Ron')).toBe(true);
expect(returnData[0].some((item) => item.json.name === 'Joe')).toBe(true);
});
it('should handle complex JOIN with WHERE conditions', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: `SELECT
input1.name,
input2.country,
input1.data as input1_data,
input2.data as input2_data
FROM input1
INNER JOIN input2 ON input1.id = input2.id
WHERE input1.id > 1 AND input2.country IN ('FR', 'UA')
ORDER BY input1.id`,
};
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(2);
expect(returnData[0][0].json).toEqual({
name: 'Dan',
country: 'FR',
input1_data: 'b',
input2_data: 'bb',
});
expect(returnData[0][1].json).toEqual({
name: 'Jon',
country: 'UA',
input1_data: 'c',
input2_data: 'cc',
});
});
it('should handle EXISTS subquery', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: `SELECT * FROM input1
WHERE EXISTS (
SELECT 1 FROM input2
WHERE input2.id = input1.id AND input2.country = 'PL'
)`,
};
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(1);
expect(returnData[0][0].json.name).toBe('Sam');
});
it('should handle NOT EXISTS subquery', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: `SELECT * FROM input1
WHERE NOT EXISTS (
SELECT 1 FROM input2
WHERE input2.id = input1.id
)
ORDER BY id`,
};
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(2);
// Should return records from input1 that don't have matching IDs in input2
expect(returnData[0][0].json.id).toBe(6);
expect(returnData[0][1].json.id).toBe(7);
});
it('should handle DISTINCT queries', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query:
'SELECT DISTINCT SUBSTR(name, 1, 1) as first_letter FROM input1 ORDER BY first_letter',
};
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData.length).toEqual(1);
// Should return unique first letters only
const letters = returnData[0].map((item) => item.json.first_letter);
expect(letters).toEqual([...new Set(letters)].sort());
});
it('should handle multiple table operations with aliases', async () => {
const nodeParameters: IDataObject = {
operation: 'combineBySql',
query: `SELECT
u.name as user_name,
p.country as user_country,
u.id
FROM input1 u
LEFT JOIN input2 p ON u.id = p.id
WHERE u.name LIKE '%an%'`,
};
const returnData = await mode.combineBySql.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(1);
expect(returnData[0][0].json).toEqual({
user_name: 'Dan',
user_country: 'FR',
id: 2,
});
});
});
});
describe('Test MergeV3, append operation', () => {
it('append inputs', async () => {
const nodeParameters: IDataObject = {};
const returnData = await mode.append.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(10);
expect(returnData[0][0].json).toEqual({
id: 1,
data: 'a',
name: 'Sam',
});
});
});
describe('Test MergeV3, combineByFields operation', () => {
it('merge inputs', async () => {
const nodeParameters: IDataObject = {
joinMode: 'keepMatches',
fieldsToMatchString: 'id',
options: {},
};
const returnData = await mode.combineByFields.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(3);
expect(returnData[0][1].json).toEqual({
id: 2,
data: 'bb',
name: 'Dan',
country: 'FR',
});
});
});
describe('Test MergeV3, combineByPosition operation', () => {
it('combine inputs', async () => {
const nodeParameters: IDataObject = {};
const returnData = await mode.combineByPosition.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(5);
expect(returnData[0][4].json).toEqual({
id: 5,
data: 'ff',
name: 'Joe',
country: 'ES',
});
});
});
describe('Test MergeV3, chooseBranch operation', () => {
it('choose input', async () => {
const nodeParameters: IDataObject = {
useDataOfInput: 2,
chooseBranchMode: 'waitForAll',
output: 'specifiedInput',
};
const returnData = await mode.chooseBranch.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(5);
expect(returnData[0][0].json).toEqual({
id: 1,
data: 'aa',
country: 'PL',
});
});
});
describe('Test MergeV3, combineAll operation', () => {
it('combine inputs', async () => {
const nodeParameters: IDataObject = {
options: {},
};
const returnData = await mode.combineAll.execute.call(
createMockExecuteFunction(nodeParameters, node),
inputsData,
);
expect(returnData.length).toEqual(1);
expect(returnData[0].length).toEqual(25);
expect(returnData[0][0].json).toEqual({
id: 1,
data: 'aa',
name: 'Sam',
country: 'PL',
});
});
});