import { IAuthenticateGeneric, ICredentialDataDecryptedObject, ICredentialType, ICredentialTypeData, IHttpRequestOptions, INode, INodeProperties, Workflow, } from 'n8n-workflow'; import { CredentialsHelper } from '@/CredentialsHelper'; import { CredentialTypes } from '@/CredentialTypes'; import * as Helpers from './Helpers'; const TEST_ENCRYPTION_KEY = 'test'; describe('CredentialsHelper', () => { describe('authenticate', () => { const tests: Array<{ description: string; input: { credentials: ICredentialDataDecryptedObject; credentialType: ICredentialType; }; output: IHttpRequestOptions; }> = [ { description: 'basicAuth, default property names', input: { credentials: { user: 'user1', password: 'password1', }, credentialType: new (class TestApi implements ICredentialType { name = 'testApi'; displayName = 'Test API'; properties: INodeProperties[] = [ { displayName: 'User', name: 'user', type: 'string', default: '', }, { displayName: 'Password', name: 'password', type: 'string', default: '', }, ]; authenticate: IAuthenticateGeneric = { type: 'generic', properties: { auth: { username: '={{$credentials.user}}', password: '={{$credentials.password}}', }, }, }; })(), }, output: { url: '', headers: {}, auth: { username: 'user1', password: 'password1' }, qs: {}, }, }, { description: 'headerAuth', input: { credentials: { accessToken: 'test', }, credentialType: new (class TestApi implements ICredentialType { name = 'testApi'; displayName = 'Test API'; properties: INodeProperties[] = [ { displayName: 'Access Token', name: 'accessToken', type: 'string', default: '', }, ]; authenticate: IAuthenticateGeneric = { type: 'generic', properties: { headers: { Authorization: '=Bearer {{$credentials.accessToken}}', }, }, }; })(), }, output: { url: '', headers: { Authorization: 'Bearer test' }, qs: {} }, }, { description: 'headerAuth, key and value expressions', input: { credentials: { accessToken: 'test', }, credentialType: new (class TestApi implements ICredentialType { name = 'testApi'; displayName = 'Test API'; properties: INodeProperties[] = [ { displayName: 'Access Token', name: 'accessToken', type: 'string', default: '', }, ]; authenticate: IAuthenticateGeneric = { type: 'generic', properties: { headers: { '={{$credentials.accessToken}}': '=Bearer {{$credentials.accessToken}}', }, }, }; })(), }, output: { url: '', headers: { test: 'Bearer test' }, qs: {} }, }, { description: 'queryAuth', input: { credentials: { accessToken: 'test', }, credentialType: new (class TestApi implements ICredentialType { name = 'testApi'; displayName = 'Test API'; properties: INodeProperties[] = [ { displayName: 'Access Token', name: 'accessToken', type: 'string', default: '', }, ]; authenticate = { type: 'generic', properties: { qs: { accessToken: '={{$credentials.accessToken}}', }, }, } as IAuthenticateGeneric; })(), }, output: { url: '', headers: {}, qs: { accessToken: 'test' } }, }, { description: 'custom authentication', input: { credentials: { accessToken: 'test', user: 'testUser', }, credentialType: new (class TestApi implements ICredentialType { name = 'testApi'; displayName = 'Test API'; properties: INodeProperties[] = [ { displayName: 'My Token', name: 'myToken', type: 'string', default: '', }, ]; async authenticate( credentials: ICredentialDataDecryptedObject, requestOptions: IHttpRequestOptions, ): Promise { requestOptions.headers!['Authorization'] = `Bearer ${credentials.accessToken}`; requestOptions.qs!['user'] = credentials.user; return requestOptions; } })(), }, output: { url: '', headers: { Authorization: 'Bearer test' }, qs: { user: 'testUser' }, }, }, ]; const node: INode = { id: 'uuid-1', parameters: {}, name: 'test', type: 'test.set', typeVersion: 1, position: [0, 0], }; const incomingRequestOptions = { url: '', headers: {}, qs: {}, }; const nodeTypes = Helpers.NodeTypes(); const workflow = new Workflow({ nodes: [node], connections: {}, active: false, nodeTypes, }); const timezone = 'America/New_York'; for (const testData of tests) { test(testData.description, async () => { const credentialTypes: ICredentialTypeData = { [testData.input.credentialType.name]: { type: testData.input.credentialType, sourcePath: '', }, }; await CredentialTypes().init(credentialTypes); const credentialsHelper = new CredentialsHelper(TEST_ENCRYPTION_KEY); const result = await credentialsHelper.authenticate( testData.input.credentials, testData.input.credentialType.name, JSON.parse(JSON.stringify(incomingRequestOptions)), workflow, node, timezone, ); expect(result).toEqual(testData.output); }); } }); });