mirror of
https://github.com/n8n-io/n8n.git
synced 2024-09-21 07:17:38 -07:00
366 lines
12 KiB
TypeScript
366 lines
12 KiB
TypeScript
import { exec } from 'child_process';
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import { access as fsAccess, mkdir as fsMkdir } from 'fs/promises';
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import axios from 'axios';
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import { mocked } from 'jest-mock';
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import Container from 'typedi';
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import type { PublicInstalledPackage } from 'n8n-workflow';
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import {
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NODE_PACKAGE_PREFIX,
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NPM_COMMAND_TOKENS,
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NPM_PACKAGE_STATUS_GOOD,
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RESPONSE_ERROR_MESSAGES,
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} from '@/constants';
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import config from '@/config';
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import { InstalledPackages } from '@db/entities/InstalledPackages';
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import type { CommunityPackages } from '@/Interfaces';
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import { CommunityPackagesService } from '@/services/communityPackages.service';
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import { InstalledNodesRepository, InstalledPackagesRepository } from '@/databases/repositories';
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import { InstalledNodes } from '@/databases/entities/InstalledNodes';
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import { LoadNodesAndCredentials } from '@/LoadNodesAndCredentials';
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import {
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COMMUNITY_NODE_VERSION,
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COMMUNITY_PACKAGE_VERSION,
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} from '../../integration/shared/constants';
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import { randomName } from '../../integration/shared/random';
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import { mockInstance, mockPackageName, mockPackagePair } from '../../integration/shared/utils';
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jest.mock('fs/promises');
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jest.mock('child_process');
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jest.mock('axios');
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type ExecOptions = NonNullable<Parameters<typeof exec>[1]>;
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type ExecCallback = NonNullable<Parameters<typeof exec>[2]>;
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const execMock = ((...args) => {
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const cb = args[args.length - 1] as ExecCallback;
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cb(null, 'Done', '');
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}) as typeof exec;
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describe('CommunityPackagesService', () => {
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const installedNodesRepository = mockInstance(InstalledNodesRepository);
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installedNodesRepository.create.mockImplementation(() => {
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const nodeName = randomName();
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return Object.assign(new InstalledNodes(), {
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name: nodeName,
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type: nodeName,
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latestVersion: COMMUNITY_NODE_VERSION.CURRENT.toString(),
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packageName: 'test',
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});
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});
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const installedPackageRepository = mockInstance(InstalledPackagesRepository);
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installedPackageRepository.create.mockImplementation(() => {
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return Object.assign(new InstalledPackages(), {
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packageName: mockPackageName(),
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installedVersion: COMMUNITY_PACKAGE_VERSION.CURRENT,
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});
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});
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mockInstance(LoadNodesAndCredentials);
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const communityPackagesService = Container.get(CommunityPackagesService);
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beforeEach(() => {
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config.load(config.default);
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});
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describe('parseNpmPackageName()', () => {
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test('should fail with empty package name', () => {
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expect(() => communityPackagesService.parseNpmPackageName('')).toThrowError();
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});
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test('should fail with invalid package prefix name', () => {
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expect(() =>
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communityPackagesService.parseNpmPackageName('INVALID_PREFIX@123'),
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).toThrowError();
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});
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test('should parse valid package name', () => {
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const name = mockPackageName();
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const parsed = communityPackagesService.parseNpmPackageName(name);
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expect(parsed.rawString).toBe(name);
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expect(parsed.packageName).toBe(name);
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expect(parsed.scope).toBeUndefined();
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expect(parsed.version).toBeUndefined();
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});
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test('should parse valid package name and version', () => {
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const name = mockPackageName();
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const version = '0.1.1';
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const fullPackageName = `${name}@${version}`;
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const parsed = communityPackagesService.parseNpmPackageName(fullPackageName);
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expect(parsed.rawString).toBe(fullPackageName);
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expect(parsed.packageName).toBe(name);
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expect(parsed.scope).toBeUndefined();
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expect(parsed.version).toBe(version);
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});
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test('should parse valid package name, scope and version', () => {
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const scope = '@n8n';
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const name = mockPackageName();
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const version = '0.1.1';
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const fullPackageName = `${scope}/${name}@${version}`;
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const parsed = communityPackagesService.parseNpmPackageName(fullPackageName);
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expect(parsed.rawString).toBe(fullPackageName);
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expect(parsed.packageName).toBe(`${scope}/${name}`);
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expect(parsed.scope).toBe(scope);
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expect(parsed.version).toBe(version);
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});
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});
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describe('executeCommand()', () => {
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beforeEach(() => {
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mocked(fsAccess).mockReset();
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mocked(fsMkdir).mockReset();
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mocked(exec).mockReset();
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});
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test('should call command with valid options', async () => {
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const execMock = ((...args) => {
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const arg = args[1] as ExecOptions;
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expect(arg.cwd).toBeDefined();
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expect(arg.env).toBeDefined();
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// PATH or NODE_PATH may be undefined depending on environment so we don't check for these keys.
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const cb = args[args.length - 1] as ExecCallback;
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cb(null, 'Done', '');
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}) as typeof exec;
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mocked(exec).mockImplementation(execMock);
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await communityPackagesService.executeNpmCommand('ls');
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expect(fsAccess).toHaveBeenCalled();
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expect(exec).toHaveBeenCalled();
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expect(fsMkdir).toBeCalledTimes(0);
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});
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test('should make sure folder exists', async () => {
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mocked(exec).mockImplementation(execMock);
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await communityPackagesService.executeNpmCommand('ls');
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expect(fsAccess).toHaveBeenCalled();
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expect(exec).toHaveBeenCalled();
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expect(fsMkdir).toBeCalledTimes(0);
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});
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test('should try to create folder if it does not exist', async () => {
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mocked(exec).mockImplementation(execMock);
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mocked(fsAccess).mockImplementation(() => {
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throw new Error('Folder does not exist.');
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});
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await communityPackagesService.executeNpmCommand('ls');
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expect(fsAccess).toHaveBeenCalled();
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expect(exec).toHaveBeenCalled();
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expect(fsMkdir).toHaveBeenCalled();
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});
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test('should throw especial error when package is not found', async () => {
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const erroringExecMock = ((...args) => {
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const cb = args[args.length - 1] as ExecCallback;
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const msg = `Something went wrong - ${NPM_COMMAND_TOKENS.NPM_PACKAGE_NOT_FOUND_ERROR}. Aborting.`;
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cb(new Error(msg), '', '');
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}) as typeof exec;
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mocked(exec).mockImplementation(erroringExecMock);
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const call = async () => communityPackagesService.executeNpmCommand('ls');
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await expect(call).rejects.toThrowError(RESPONSE_ERROR_MESSAGES.PACKAGE_NOT_FOUND);
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expect(fsAccess).toHaveBeenCalled();
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expect(exec).toHaveBeenCalled();
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expect(fsMkdir).toHaveBeenCalledTimes(0);
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});
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});
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describe('crossInformationPackage()', () => {
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test('should return same list if availableUpdates is undefined', () => {
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const fakePkgs = mockPackagePair();
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const crossedPkgs = communityPackagesService.matchPackagesWithUpdates(fakePkgs);
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expect(crossedPkgs).toEqual(fakePkgs);
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});
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test('should correctly match update versions for packages', () => {
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const [pkgA, pkgB] = mockPackagePair();
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const updates: CommunityPackages.AvailableUpdates = {
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[pkgA.packageName]: {
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current: pkgA.installedVersion,
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wanted: pkgA.installedVersion,
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latest: '0.2.0',
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location: pkgA.packageName,
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},
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[pkgB.packageName]: {
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current: pkgA.installedVersion,
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wanted: pkgA.installedVersion,
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latest: '0.3.0',
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location: pkgA.packageName,
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},
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};
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const [crossedPkgA, crossedPkgB]: PublicInstalledPackage[] =
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communityPackagesService.matchPackagesWithUpdates([pkgA, pkgB], updates);
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expect(crossedPkgA.updateAvailable).toBe('0.2.0');
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expect(crossedPkgB.updateAvailable).toBe('0.3.0');
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});
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test('should correctly match update versions for single package', () => {
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const [pkgA, pkgB] = mockPackagePair();
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const updates: CommunityPackages.AvailableUpdates = {
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[pkgB.packageName]: {
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current: pkgA.installedVersion,
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wanted: pkgA.installedVersion,
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latest: '0.3.0',
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location: pkgA.packageName,
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},
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};
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const [crossedPkgA, crossedPkgB]: PublicInstalledPackage[] =
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communityPackagesService.matchPackagesWithUpdates([pkgA, pkgB], updates);
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expect(crossedPkgA.updateAvailable).toBeUndefined();
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expect(crossedPkgB.updateAvailable).toBe('0.3.0');
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});
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});
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describe('matchMissingPackages()', () => {
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test('should not match failed packages that do not exist', () => {
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const fakePkgs = mockPackagePair();
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setMissingPackages([
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`${NODE_PACKAGE_PREFIX}very-long-name-that-should-never-be-generated@1.0.0`,
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`${NODE_PACKAGE_PREFIX}another-very-long-name-that-never-is-seen`,
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]);
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const matchedPackages = communityPackagesService.matchMissingPackages(fakePkgs);
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expect(matchedPackages).toEqual(fakePkgs);
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const [first, second] = matchedPackages;
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expect(first.failedLoading).toBeUndefined();
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expect(second.failedLoading).toBeUndefined();
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});
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test('should match failed packages that should be present', () => {
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const [pkgA, pkgB] = mockPackagePair();
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setMissingPackages([
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`${NODE_PACKAGE_PREFIX}very-long-name-that-should-never-be-generated@1.0.0`,
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`${pkgA.packageName}@${pkgA.installedVersion}`,
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]);
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const [matchedPkgA, matchedPkgB] = communityPackagesService.matchMissingPackages([
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pkgA,
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pkgB,
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]);
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expect(matchedPkgA.failedLoading).toBe(true);
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expect(matchedPkgB.failedLoading).toBeUndefined();
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});
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test('should match failed packages even if version is wrong', () => {
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const [pkgA, pkgB] = mockPackagePair();
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setMissingPackages([
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`${NODE_PACKAGE_PREFIX}very-long-name-that-should-never-be-generated@1.0.0`,
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`${pkgA.packageName}@123.456.789`,
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]);
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const [matchedPkgA, matchedPkgB] = communityPackagesService.matchMissingPackages([
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pkgA,
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pkgB,
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]);
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expect(matchedPkgA.failedLoading).toBe(true);
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expect(matchedPkgB.failedLoading).toBeUndefined();
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});
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});
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describe('checkNpmPackageStatus()', () => {
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test('should call axios.post', async () => {
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await communityPackagesService.checkNpmPackageStatus(mockPackageName());
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expect(axios.post).toHaveBeenCalled();
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});
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test('should not fail if request fails', async () => {
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mocked(axios.post).mockImplementation(() => {
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throw new Error('Something went wrong');
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});
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const result = await communityPackagesService.checkNpmPackageStatus(mockPackageName());
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expect(result.status).toBe(NPM_PACKAGE_STATUS_GOOD);
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});
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test('should warn if package is banned', async () => {
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mocked(axios.post).mockResolvedValue({ data: { status: 'Banned', reason: 'Not good' } });
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const result = (await communityPackagesService.checkNpmPackageStatus(
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mockPackageName(),
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)) as CommunityPackages.PackageStatusCheck;
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expect(result.status).toBe('Banned');
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expect(result.reason).toBe('Not good');
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});
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});
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describe('hasPackageLoadedSuccessfully()', () => {
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test('should return true when failed package list does not exist', () => {
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setMissingPackages([]);
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expect(communityPackagesService.hasPackageLoaded('package')).toBe(true);
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});
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test('should return true when package is not in the list of missing packages', () => {
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setMissingPackages(['packageA@0.1.0', 'packageB@0.1.0']);
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expect(communityPackagesService.hasPackageLoaded('packageC')).toBe(true);
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});
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test('should return false when package is in the list of missing packages', () => {
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setMissingPackages(['packageA@0.1.0', 'packageB@0.1.0']);
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expect(communityPackagesService.hasPackageLoaded('packageA')).toBe(false);
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});
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});
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describe('removePackageFromMissingList()', () => {
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test('should do nothing if key does not exist', () => {
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setMissingPackages([]);
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communityPackagesService.removePackageFromMissingList('packageA');
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expect(communityPackagesService.missingPackages).toBeEmptyArray();
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});
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test('should remove only correct package from list', () => {
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setMissingPackages(['packageA@0.1.0', 'packageB@0.2.0', 'packageC@0.2.0']);
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communityPackagesService.removePackageFromMissingList('packageB');
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expect(communityPackagesService.missingPackages).toEqual([
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'packageA@0.1.0',
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'packageC@0.2.0',
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]);
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});
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test('should not remove if package is not in the list', () => {
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const failedToLoadList = ['packageA@0.1.0', 'packageB@0.2.0', 'packageB@0.2.0'];
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setMissingPackages(failedToLoadList);
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communityPackagesService.removePackageFromMissingList('packageC');
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expect(communityPackagesService.missingPackages).toEqual(failedToLoadList);
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});
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});
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const setMissingPackages = (missingPackages: string[]) => {
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Object.assign(communityPackagesService, { missingPackages });
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};
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});
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