fluxer/fluxer_api/pkgs/email/src/SmtpEmailProvider.test.ts

// SPDX-License-Identifier: AGPL-3.0-or-later

import {SmtpEmailProvider} from '@pkgs/email/src/SmtpEmailProvider';
import {beforeEach, describe, expect, it, vi} from 'vitest';

const {createTransport} = vi.hoisted(() => ({createTransport: vi.fn()}));

vi.mock('nodemailer', () => ({default: {createTransport}}));

describe('SmtpEmailProvider', () => {
	beforeEach(() => {
		createTransport.mockReset();
		createTransport.mockReturnValue({sendMail: vi.fn(), verify: vi.fn()});
	});

	it.each([
		{port: 465, tlsMode: undefined, secure: true, requireTLS: false, ignoreTLS: false},
		{port: 587, tlsMode: undefined, secure: false, requireTLS: true, ignoreTLS: false},
		{port: 587, tlsMode: null, secure: false, requireTLS: true, ignoreTLS: false},
		{port: 587, tlsMode: 'implicit', secure: true, requireTLS: false, ignoreTLS: false},
		{port: 465, tlsMode: 'starttls', secure: false, requireTLS: true, ignoreTLS: false},
		{port: 25, tlsMode: 'opportunistic', secure: false, requireTLS: false, ignoreTLS: false},
		{port: 587, tlsMode: 'none', secure: false, requireTLS: false, ignoreTLS: true},
	] as const)('maps TLS mode $tlsMode on port $port to nodemailer options', ({port, tlsMode, ...expected}) => {
		new SmtpEmailProvider({host: 'smtp.example.com', port, username: 'user', password: 'pass', tlsMode});
		expect(createTransport).toHaveBeenCalledWith(expect.objectContaining(expected));
	});
});