n8n/packages/nodes-base/nodes/Slack/test/v2/utils.test.ts

import { type MockProxy, mock } from 'jest-mock-extended';
import type { IExecuteFunctions } from 'n8n-workflow';
import { getTarget, createSendAndWaitMessageBody } from '../../V2/GenericFunctions';

describe('Slack Utility Functions', () => {
	let mockExecuteFunctions: MockProxy<IExecuteFunctions>;

	beforeEach(() => {
		mockExecuteFunctions = mock<IExecuteFunctions>();
		mockExecuteFunctions.getNode.mockReturnValue({ name: 'Slack', typeVersion: 1 } as any);
		jest.clearAllMocks();
	});

	describe('getTarget', () => {
		it('should return corect target id', () => {
			mockExecuteFunctions.getNodeParameter.mockImplementation((parameterName: string) => {
				if (parameterName === 'user') {
					return 'testUser';
				}
				return 'testChannel';
			});
			expect(getTarget(mockExecuteFunctions, 0, 'channel')).toEqual('testChannel');

			expect(getTarget(mockExecuteFunctions, 0, 'user')).toEqual('testUser');
		});
	});

	describe('createSendAndWaitMessageBody', () => {
		it('should create message with single button', () => {
			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce('channel');
			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce('channelID');

			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce('message');
			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce('subject');
			mockExecuteFunctions.evaluateExpression.mockReturnValueOnce('localhost');
			mockExecuteFunctions.evaluateExpression.mockReturnValueOnce('node123');
			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce({});

			expect(createSendAndWaitMessageBody(mockExecuteFunctions)).toEqual({
				blocks: [
					{
						type: 'divider',
					},
					{
						text: {
							emoji: true,
							text: 'message',
							type: 'plain_text',
						},
						type: 'section',
					},
					{
						text: {
							text: ' ',
							type: 'plain_text',
						},
						type: 'section',
					},
					{
						type: 'divider',
					},
					{
						elements: [
							{
								style: 'primary',
								text: {
									emoji: true,
									text: 'Approve',
									type: 'plain_text',
								},
								type: 'button',
								url: 'localhost/node123?approved=true',
							},
						],
						type: 'actions',
					},
				],
				channel: 'channelID',
			});
		});

		it('should create message with double buttona', () => {
			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce('channel');
			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce('channelID');

			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce('message');
			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce('subject');
			mockExecuteFunctions.evaluateExpression.mockReturnValueOnce('localhost');
			mockExecuteFunctions.evaluateExpression.mockReturnValueOnce('node123');
			mockExecuteFunctions.getNodeParameter.mockReturnValueOnce({ approvalType: 'double' });

			expect(createSendAndWaitMessageBody(mockExecuteFunctions)).toEqual({
				blocks: [
					{
						type: 'divider',
					},
					{
						text: {
							emoji: true,
							text: 'message',
							type: 'plain_text',
						},
						type: 'section',
					},
					{
						text: {
							text: ' ',
							type: 'plain_text',
						},
						type: 'section',
					},
					{
						type: 'divider',
					},
					{
						elements: [
							{
								style: undefined,
								text: {
									emoji: true,
									text: 'Disapprove',
									type: 'plain_text',
								},
								type: 'button',
								url: 'localhost/node123?approved=false',
							},

							{
								style: 'primary',
								text: {
									emoji: true,
									text: 'Approve',
									type: 'plain_text',
								},
								type: 'button',
								url: 'localhost/node123?approved=true',
							},
						],
						type: 'actions',
					},
				],
				channel: 'channelID',
			});
		});
	});
});