add test

apps/server/src/app/lib/endpoint.ts

@@ -70,6 +70,10 @@ const redis = new Redis(env.NX_REDIS_URL, {
     retryStrategy: ServerUtil.redisRetryStrategy({ maxAttempts: 5 }),
 })
 
+export function closeRedis() {
+    redis.disconnect()
+}
+
 export const queueService = new QueueService(
     logger.child({ service: 'QueueService' }),
     process.env.NODE_ENV === 'test'

apps/workers/src/app/__tests__/helpers/user.test-helper.ts

@@ -1,6 +1,8 @@
 import type { PrismaClient, User } from '@prisma/client'
+import { faker } from '@faker-js/faker'
 
-export async function resetUser(prisma: PrismaClient, authId = 'TODO'): Promise<User> {
+export async function resetUser(prisma: PrismaClient, authId = '__TEST_USER_ID__'): Promise<User> {
+    try {
         // eslint-disable-next-line
         const [_, __, ___, user] = await prisma.$transaction([
             prisma.$executeRaw`DELETE FROM "user" WHERE auth_id=${authId};`,
@@ -12,11 +14,15 @@ export async function resetUser(prisma: PrismaClient, authId = 'TODO'): Promise<
             prisma.user.create({
                 data: {
                     authId,
-                email: 'test@example.com',
-                finicityCustomerId: 'TEST',
+                    email: faker.internet.email(),
+                    finicityCustomerId: faker.string.uuid(),
+                    tellerUserId: faker.string.uuid(),
                 },
             }),
         ])
-
         return user
+    } catch (e) {
+        console.error('error in reset user transaction', e)
+        throw e
+    }
 }

apps/workers/src/app/__tests__/teller.integration.spec.ts

@@ -0,0 +1,118 @@
+import type { User } from '@prisma/client'
+import { TellerGenerator } from '../../../../../tools/generators'
+import { TellerApi } from '@maybe-finance/teller-api'
+jest.mock('@maybe-finance/teller-api')
+import {
+    TellerETL,
+    TellerService,
+    type IAccountConnectionProvider,
+} from '@maybe-finance/server/features'
+import { createLogger } from '@maybe-finance/server/shared'
+import prisma from '../lib/prisma'
+import { resetUser } from './helpers/user.test-helper'
+import { transports } from 'winston'
+import { cryptoService } from '../lib/di'
+
+const logger = createLogger({ level: 'debug', transports: [new transports.Console()] })
+const teller = jest.mocked(new TellerApi())
+const tellerETL = new TellerETL(logger, prisma, teller, cryptoService)
+const service: IAccountConnectionProvider = new TellerService(
+    logger,
+    prisma,
+    teller,
+    tellerETL,
+    cryptoService,
+    'TELLER_WEBHOOK_URL',
+    true
+)
+
+afterAll(async () => {
+    await prisma.$disconnect()
+})
+
+describe('Teller', () => {
+    let user: User
+
+    beforeEach(async () => {
+        jest.clearAllMocks()
+
+        user = await resetUser(prisma)
+    })
+
+    it('syncs connection', async () => {
+        const tellerConnection = TellerGenerator.generateConnection()
+        const tellerAccounts = tellerConnection.accountsWithBalances
+        const tellerTransactions = tellerConnection.transactions
+
+        teller.getAccounts.mockResolvedValue(tellerAccounts)
+
+        teller.getTransactions.mockImplementation(async ({ accountId }) => {
+            return Promise.resolve(tellerTransactions.filter((t) => t.account_id === accountId))
+        })
+
+        const connection = await prisma.accountConnection.create({
+            data: {
+                userId: user.id,
+                name: 'TEST_TELLER',
+                type: 'teller',
+                tellerEnrollmentId: tellerConnection.enrollment.enrollment.id,
+                tellerInstitutionId: tellerConnection.enrollment.institutionId,
+                tellerAccessToken: cryptoService.encrypt(tellerConnection.enrollment.accessToken),
+            },
+        })
+
+        await service.sync(connection)
+
+        const { accounts } = await prisma.accountConnection.findUniqueOrThrow({
+            where: {
+                id: connection.id,
+            },
+            include: {
+                accounts: {
+                    include: {
+                        transactions: true,
+                        investmentTransactions: true,
+                        holdings: true,
+                        valuations: true,
+                    },
+                },
+            },
+        })
+
+        // all accounts
+        expect(accounts).toHaveLength(tellerConnection.accounts.length)
+        for (const account of accounts) {
+            expect(account.transactions).toHaveLength(
+                tellerTransactions.filter((t) => t.account_id === account.tellerAccountId).length
+            )
+        }
+
+        // credit accounts
+        const creditAccounts = tellerAccounts.filter((a) => a.type === 'credit')
+        expect(accounts.filter((a) => a.type === 'CREDIT')).toHaveLength(creditAccounts.length)
+        for (const creditAccount of creditAccounts) {
+            const account = accounts.find((a) => a.tellerAccountId === creditAccount.id)!
+            expect(account.transactions).toHaveLength(
+                tellerTransactions.filter((t) => t.account_id === account.tellerAccountId).length
+            )
+            expect(account.holdings).toHaveLength(0)
+            expect(account.valuations).toHaveLength(0)
+            expect(account.investmentTransactions).toHaveLength(0)
+        }
+
+        // depository accounts
+        const depositoryAccounts = tellerAccounts.filter((a) => a.type === 'depository')
+        expect(accounts.filter((a) => a.type === 'DEPOSITORY')).toHaveLength(
+            depositoryAccounts.length
+        )
+        for (const depositoryAccount of depositoryAccounts) {
+            const account = accounts.find((a) => a.tellerAccountId === depositoryAccount.id)!
+            expect(account.transactions).toHaveLength(
+                tellerTransactions.filter((t) => t.account_id === account.tellerAccountId).length
+            )
+            expect(account.holdings).toHaveLength(0)
+            expect(account.valuations).toHaveLength(0)
+            expect(account.investmentTransactions).toHaveLength(0)
+        }
+    })
+})

libs/server/features/src/providers/teller/teller.etl.ts

@@ -101,16 +101,7 @@ export class TellerETL implements IETL<Connection, TellerRawData, TellerData> {
 
     private async _extractAccounts(accessToken: string) {
         const accounts = await this.teller.getAccounts({ accessToken })
-        const accountsWithBalances = await Promise.all(
-            accounts.map(async (a) => {
-                const balance = await this.teller.getAccountBalances({
-                    accountId: a.id,
-                    accessToken,
-                })
-                return { ...a, balance }
-            })
-        )
-        return accountsWithBalances
+        return accounts
     }
 
     private _loadAccounts(connection: Connection, { accounts }: Pick<TellerData, 'accounts'>) {
@@ -212,7 +203,7 @@ export class TellerETL implements IETL<Connection, TellerRawData, TellerData> {
                     ${Prisma.join(
                         chunk.map((tellerTransaction) => {
                             const {
-                                id,
+                                id: transactionId,
                                 account_id,
                                 description,
                                 amount,
@@ -226,7 +217,7 @@ export class TellerETL implements IETL<Connection, TellerRawData, TellerData> {
                                 (SELECT id FROM account WHERE account_connection_id = ${
                                     connection.id
                                 } AND teller_account_id = ${account_id.toString()}),
-                                ${id},
+                                ${transactionId},
                                 ${date}::date,
                                 ${description},
                                 ${DbUtil.toDecimal(-amount)},

libs/teller-api/src/teller-api.ts

@@ -34,7 +34,20 @@ export class TellerApi {
      */
 
     async getAccounts({ accessToken }: AuthenticatedRequest): Promise<GetAccountsResponse> {
-        return this.get<GetAccountsResponse>(`/accounts`, accessToken)
+        const accounts = await this.get<GetAccountsResponse>(`/accounts`, accessToken)
+        const accountsWithBalances = await Promise.all(
+            accounts.map(async (account) => {
+                const balance = await this.getAccountBalances({
+                    accountId: account.id,
+                    accessToken,
+                })
+                return {
+                    ...account,
+                    balance,
+                }
+            })
+        )
+        return accountsWithBalances
     }
 
     /**

libs/teller-api/src/types/accounts.ts

@@ -55,7 +55,7 @@ export type AccountWithBalances = Account & {
     balance: AccountBalance
 }
 
-export type GetAccountsResponse = Account[]
+export type GetAccountsResponse = AccountWithBalances[]
 export type GetAccountResponse = Account
 export type DeleteAccountResponse = void
 

tools/generators/index.ts

@@ -0,0 +1 @@
+export * as TellerGenerator from './tellerGenerator'

tools/generators/tellerGenerator.ts

@@ -1,5 +1,5 @@
 import { faker } from '@faker-js/faker'
-import { TellerTypes } from '../../libs/teller-api/src'
+import type { TellerTypes } from '../../libs/teller-api/src'
 
 function generateSubType(
     type: TellerTypes.AccountTypes
@@ -204,16 +204,22 @@ export function generateEnrollment(): TellerTypes.Enrollment & { institutionId:
     }
 }
 
-export function generateConnections(count: number) {
-    const enrollments: (TellerTypes.Enrollment & { institutionId: string })[] = []
-    const accountsWithBalances: TellerTypes.AccountWithBalances[] = []
-    const transactions: TellerTypes.Transaction[] = []
-    for (let i = 0; i < count; i++) {
-        enrollments.push(generateEnrollment())
+type GenerateConnectionsResponse = {
+    enrollment: TellerTypes.Enrollment & { institutionId: string }
+    accounts: TellerTypes.Account[]
+    accountsWithBalances: TellerTypes.AccountWithBalances[]
+    transactions: TellerTypes.Transaction[]
 }
-    enrollments.forEach((enrollment) => {
-        const accountCount: number = faker.number.int({ min: 1, max: 5 })
-        const transactionsCount: number = faker.number.int({ min: 1, max: 50 })
+
+export function generateConnection(): GenerateConnectionsResponse {
+    const accountsWithBalances: TellerTypes.AccountWithBalances[] = []
+    const accounts: TellerTypes.Account[] = []
+    const transactions: TellerTypes.Transaction[] = []
+
+    const enrollment = generateEnrollment()
+
+    const accountCount: number = faker.number.int({ min: 1, max: 3 })
+
     const enrollmentId = enrollment.enrollment.id
     const institutionName = enrollment.enrollment.institution.name
     const institutionId = enrollment.institutionId
@@ -225,8 +231,18 @@ export function generateConnections(count: number) {
             institutionId,
         })
     )
-        accountsWithBalances.forEach((account) => {
-            transactions.push(...generateTransactions(transactionsCount, account.id))
-        })
-    })
+    for (const account of accountsWithBalances) {
+        const { balance, ...accountWithoutBalance } = account
+        accounts.push(accountWithoutBalance)
+        const transactionsCount: number = faker.number.int({ min: 1, max: 5 })
+        const generatedTransactions = generateTransactions(transactionsCount, account.id)
+        transactions.push(...generatedTransactions)
+    }
+
+    return {
+        enrollment,
+        accounts,
+        accountsWithBalances,
+        transactions,
+    }
 }