mimetext
Version:
RFC-5322 compliant, fully typed and documented email message generator for javascript runtimes.
254 lines (231 loc) • 11.4 kB
JavaScript
import {EOL} from 'node:os'
import {expect, test} from '@jest/globals'
import * as mime from 'mime-types'
import {MIMEMessage, Mailbox, MIMEMessageContent} from '../src/entrypoints/node.js'
const envctx = {
toBase64: function toBase64(data) {
return (new Buffer(data)).toString('base64')
},
toBase64WebSafe: function toBase64WebSafe(data) {
return (new Buffer(data)).toString('base64')
.replace(/\+/g, '-')
.replace(/\//g, '_')
.replace(/=+$/, '')
},
eol: EOL,
validateContentType: (v) => {
return mime.contentType(v)
}
}
const sampleImageBase64 = '/9j/4AAQSkZJRgABAgEASABIAAD/2wCEAAEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQECAgICAgICAgICAgMDAwMDAwMDAwMBAQEBAQEBAgEBAgICAQICAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDA//AABEIAAUABQMAEQABEQECEQH/xABPAAEAAAAAAAAAAAAAAAAAAAAKEAEBAQEBAQAAAAAAAAAAAAAFBgQDAgEBAQAAAAAAAAAAAAAAAAAAAAARAQAAAAAAAAAAAAAAAAAAAAD/2gAMAwAAARECEQA/AHsDDIlo1m7dWUFHmo6DMyOOzmleB0EdwlZme6ycn1npkJbZP7FgtTvTo7qaV+KtbefPb4N8Hn4A/9k='
test('sets and gets headers', () => {
const msg = new MIMEMessage(envctx)
msg.setSender('test@mail.com')
expect(msg.getSender().addr).toBe('test@mail.com')
msg.setRecipients(['to@mail.com', '"Lorem Ipsum" <to2@mail.com>'])
expect(msg.getRecipients()).toContainEqual(new Mailbox('to@mail.com'))
expect(msg.getRecipients()).toContainEqual(new Mailbox('"Lorem Ipsum" <to2@mail.com>'))
msg.setCc('cc@mail.com')
expect(msg.getRecipients({type: 'Cc'})).toContainEqual(new Mailbox('cc@mail.com', {type: 'Cc'}))
msg.setBcc('bcc@mail.com')
expect(msg.getRecipients({type: 'Bcc'})).toContainEqual(new Mailbox('bcc@mail.com', {type: 'Bcc'}))
msg.setSubject('Lorem Ipsum')
expect(msg.getSubject()).toBe('Lorem Ipsum')
msg.setSubject('Gözel 🐬')
expect(msg.getSubject()).toBe('Gözel 🐬')
expect(msg.hasInlineAttachments()).toBe(false)
msg.addAttachment({
inline: true,
filename: 'sample.jpg',
contentType: 'image/jpeg',
data: sampleImageBase64,
headers: {'Content-ID': 'abcdef'}
})
expect(msg.hasInlineAttachments()).toBe(true)
})
test('generates plain text messages', () => {
const msg = new MIMEMessage(envctx)
msg.setHeader('Date', 'Wed, 22 Mar 2023 23:36:33 +0000')
msg.setHeader('Message-ID', '<oliusb0xvxc@mail.com>')
msg.setSender('test@mail.com')
msg.setSubject('Lorem Ipsum')
const result = msg.addMessage({contentType: 'text/plain', data: 'hello there'})
expect(msg.getMessageByType('text/plain')).toBeInstanceOf(MIMEMessageContent)
expect(msg.asRaw()).toBe('Date: Wed, 22 Mar 2023 23:36:33 +0000' + envctx.eol +
'From: <test@mail.com>' + envctx.eol +
'Message-ID: <oliusb0xvxc@mail.com>' + envctx.eol +
'Subject: =?utf-8?B?TG9yZW0gSXBzdW0=?=' + envctx.eol +
'MIME-Version: 1.0' + envctx.eol +
'Content-Type: text/plain; charset=UTF-8' + envctx.eol +
'Content-Transfer-Encoding: 7bit' + envctx.eol + envctx.eol +
'hello there'
)
})
test('generates html messages', () => {
const msg = new MIMEMessage(envctx)
msg.setHeader('Date', 'Wed, 22 Mar 2023 23:36:33 +0000')
msg.setHeader('Message-ID', '<oliusb0xvxc@mail.com>')
msg.setSender('test@mail.com')
msg.setSubject('Lorem Ipsum')
msg.addMessage({contentType: 'text/html', data: 'hello there <b>Murat</b>'})
expect(msg.asRaw()).toBe('Date: Wed, 22 Mar 2023 23:36:33 +0000' + envctx.eol +
'From: <test@mail.com>' + envctx.eol +
'Message-ID: <oliusb0xvxc@mail.com>' + envctx.eol +
'Subject: =?utf-8?B?TG9yZW0gSXBzdW0=?=' + envctx.eol +
'MIME-Version: 1.0' + envctx.eol +
'Content-Type: text/html; charset=UTF-8' + envctx.eol +
'Content-Transfer-Encoding: 7bit' + envctx.eol + envctx.eol +
'hello there <b>Murat</b>'
)
})
test('generates plain text and html mixed messages', () => {
const msg = new MIMEMessage(envctx)
msg.boundaries = {mixed: 'abcdef', alt: 'qwerty'}
msg.setHeader('Date', 'Wed, 22 Mar 2023 23:36:33 +0000')
msg.setHeader('Message-ID', '<oliusb0xvxc@mail.com>')
msg.setSender('test@mail.com')
msg.setSubject('Lorem Ipsum')
msg.addMessage({contentType: 'text/plain', data: 'hello there'})
msg.addMessage({contentType: 'text/html', data: 'hello there <b>Murat</b>'})
expect(msg.asRaw()).toBe('Date: Wed, 22 Mar 2023 23:36:33 +0000' + envctx.eol +
'From: <test@mail.com>' + envctx.eol +
'Message-ID: <oliusb0xvxc@mail.com>' + envctx.eol +
'Subject: =?utf-8?B?TG9yZW0gSXBzdW0=?=' + envctx.eol +
'MIME-Version: 1.0' + envctx.eol +
'Content-Type: multipart/alternative; boundary=qwerty' + envctx.eol + envctx.eol +
'--qwerty' + envctx.eol +
'Content-Type: text/plain; charset=UTF-8' + envctx.eol +
'Content-Transfer-Encoding: 7bit' + envctx.eol + envctx.eol +
'hello there' + envctx.eol + envctx.eol +
'--qwerty' + envctx.eol +
'Content-Type: text/html; charset=UTF-8' + envctx.eol +
'Content-Transfer-Encoding: 7bit' + envctx.eol + envctx.eol +
'hello there <b>Murat</b>' + envctx.eol + envctx.eol +
'--qwerty--'
)
})
test('generates plain text message with an attachment', () => {
const msg = new MIMEMessage(envctx)
msg.boundaries = {mixed: 'abcdef', alt: 'qwerty'}
msg.setHeader('Date', 'Wed, 22 Mar 2023 23:36:33 +0000')
msg.setHeader('Message-ID', '<oliusb0xvxc@mail.com>')
msg.setSender('test@mail.com')
msg.setSubject('Lorem Ipsum')
msg.addMessage({contentType: 'text/plain', data: 'hello there'})
msg.addAttachment({
contentType: 'image/jpg',
filename: 'sample.jpg',
data: sampleImageBase64
})
expect(msg.asRaw()).toBe('Date: Wed, 22 Mar 2023 23:36:33 +0000' + envctx.eol +
'From: <test@mail.com>' + envctx.eol +
'Message-ID: <oliusb0xvxc@mail.com>' + envctx.eol +
'Subject: =?utf-8?B?TG9yZW0gSXBzdW0=?=' + envctx.eol +
'MIME-Version: 1.0' + envctx.eol +
'Content-Type: multipart/mixed; boundary=abcdef' + envctx.eol + envctx.eol +
'--abcdef' + envctx.eol +
'Content-Type: text/plain; charset=UTF-8' + envctx.eol +
'Content-Transfer-Encoding: 7bit' + envctx.eol + envctx.eol +
'hello there' + envctx.eol + envctx.eol +
'--abcdef' + envctx.eol +
'Content-Type: image/jpg; name="sample.jpg"' + envctx.eol +
'Content-Transfer-Encoding: base64' + envctx.eol +
'Content-Disposition: attachment; filename="sample.jpg"' + envctx.eol + envctx.eol +
sampleImageBase64 + envctx.eol +
'--abcdef--'
)
})
test('generates plain text and html mixed message with an attachment', () => {
const msg = new MIMEMessage(envctx)
msg.boundaries = {mixed: 'abcdef', alt: 'qwerty'}
msg.setHeader('Date', 'Wed, 22 Mar 2023 23:36:33 +0000')
msg.setHeader('Message-ID', '<oliusb0xvxc@mail.com>')
msg.setSender('test@mail.com')
msg.setSubject('Lorem Ipsum')
msg.addMessage({contentType: 'text/plain', data: 'hello there'})
msg.addMessage({contentType: 'text/html', data: 'hello there <b>Murat</b>'})
msg.addAttachment({
contentType: 'image/jpg',
filename: 'sample.jpg',
data: sampleImageBase64
})
expect(msg.asRaw()).toBe('Date: Wed, 22 Mar 2023 23:36:33 +0000' + envctx.eol +
'From: <test@mail.com>' + envctx.eol +
'Message-ID: <oliusb0xvxc@mail.com>' + envctx.eol +
'Subject: =?utf-8?B?TG9yZW0gSXBzdW0=?=' + envctx.eol +
'MIME-Version: 1.0' + envctx.eol +
'Content-Type: multipart/mixed; boundary=abcdef' + envctx.eol + envctx.eol +
'--abcdef' + envctx.eol +
'Content-Type: multipart/alternative; boundary=qwerty' + envctx.eol + envctx.eol +
'--qwerty' + envctx.eol +
'Content-Type: text/plain; charset=UTF-8' + envctx.eol +
'Content-Transfer-Encoding: 7bit' + envctx.eol + envctx.eol +
'hello there' + envctx.eol + envctx.eol +
'--qwerty' + envctx.eol +
'Content-Type: text/html; charset=UTF-8' + envctx.eol +
'Content-Transfer-Encoding: 7bit' + envctx.eol + envctx.eol +
'hello there <b>Murat</b>' + envctx.eol + envctx.eol +
'--qwerty--' + envctx.eol +
'--abcdef' + envctx.eol +
'Content-Type: image/jpg; name="sample.jpg"' + envctx.eol +
'Content-Transfer-Encoding: base64' + envctx.eol +
'Content-Disposition: attachment; filename="sample.jpg"' + envctx.eol + envctx.eol +
sampleImageBase64 + envctx.eol +
'--abcdef--'
)
})
test('generates plain text and html related message with an inline attachment', () => {
const msg = new MIMEMessage(envctx)
msg.boundaries = {related: 'abcdef', alt: 'qwerty'}
msg.setHeader('Date', 'Wed, 22 Mar 2023 23:36:33 +0000')
msg.setHeader('Message-ID', '<oliusb0xvxc@mail.com>')
msg.setSender('test@mail.com')
msg.setSubject('Lorem Ipsum')
msg.addMessage({contentType: 'text/plain', data: 'hello there'})
msg.addMessage({contentType: 'text/html', data: 'hello there <b>Murat</b>'})
msg.addAttachment({
inline: true,
contentType: 'image/jpg',
filename: 'sample.jpg',
data: sampleImageBase64
})
expect(msg.hasInlineAttachments()).toBe(true);
expect(msg.getMessageByType("text/plain")?.data).toBe("hello there")
expect(msg.asRaw()).toBe('Date: Wed, 22 Mar 2023 23:36:33 +0000' + envctx.eol +
'From: <test@mail.com>' + envctx.eol +
'Message-ID: <oliusb0xvxc@mail.com>' + envctx.eol +
'Subject: =?utf-8?B?TG9yZW0gSXBzdW0=?=' + envctx.eol +
'MIME-Version: 1.0' + envctx.eol +
'Content-Type: multipart/related; boundary=abcdef' + envctx.eol + envctx.eol +
'--abcdef' + envctx.eol +
'Content-Type: multipart/alternative; boundary=qwerty' + envctx.eol + envctx.eol +
'--qwerty' + envctx.eol +
'Content-Type: text/plain; charset=UTF-8' + envctx.eol +
'Content-Transfer-Encoding: 7bit' + envctx.eol + envctx.eol +
'hello there' + envctx.eol + envctx.eol +
'--qwerty' + envctx.eol +
'Content-Type: text/html; charset=UTF-8' + envctx.eol +
'Content-Transfer-Encoding: 7bit' + envctx.eol + envctx.eol +
'hello there <b>Murat</b>' + envctx.eol + envctx.eol +
'--qwerty--' + envctx.eol + envctx.eol +
'--abcdef' + envctx.eol +
'Content-Type: image/jpg; name="sample.jpg"' + envctx.eol +
'Content-Transfer-Encoding: base64' + envctx.eol +
'Content-Disposition: inline; filename="sample.jpg"' + envctx.eol + envctx.eol +
sampleImageBase64 + envctx.eol +
'--abcdef--'
)
})
test('sending only an attachment, without content is not allowed', async () => {
const msg = new MIMEMessage(envctx)
msg.setHeader('Date', 'Wed, 22 Mar 2023 23:36:33 +0000')
msg.setHeader('Message-ID', '<oliusb0xvxc@mail.com>')
msg.setSender('test@mail.com')
msg.setSubject('Lorem Ipsum')
msg.addAttachment({
contentType: 'image/jpg',
filename: 'sample.jpg',
data: sampleImageBase64
})
expect(() => msg.asRaw()).toThrow('No content added to the message.')
})