trabajo-afectivo/spec/models/channel/email_parser_spec.rb

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require 'rails_helper'
RSpec.describe Channel::EmailParser, type: :model do
describe '#parse' do
# regression test for issue 2390 - Add a postmaster filter to not show emails with potential issue
describe 'handling HTML links in message content' do
context 'with under 5,000 links' do
it 'parses message content as normal' do
expect(described_class.new.parse(<<~RAW)[:body]).to start_with('<a href="https://zammad.com/"')
From: nicole.braun@zammad.com
Content-Type: text/html
<html><body>
#{Array.new(10) { '<a href="https://zammad.com/">Dummy Link</a>' }.join(' ')}
</body></html>
RAW
end
end
context 'with 5,000+ links' do
it 'replaces message content with error message' do
expect(described_class.new.parse(<<~RAW)).to include('body' => Channel::EmailParser::EXCESSIVE_LINKS_MSG)
From: nicole.braun@zammad.com
Content-Type: text/html
<html><body>
#{Array.new(5001) { '<a href="https://zammad.com/">Dummy Link</a>' }.join(' ')}
</body></html>
RAW
end
end
end
end
describe '#process' do
let(:raw_mail) { File.read(mail_file) }
describe 'auto-creating new users' do
context 'with one unrecognized email address' do
it 'creates one new user' do
expect { Channel::EmailParser.new.process({}, <<~RAW) }.to change { User.count }.by(1)
From: #{Faker::Internet.unique.email}
RAW
end
end
context 'with a large number of unrecognized recipient addresses' do
it 'never creates more than 40 users' do
expect { Channel::EmailParser.new.process({}, <<~RAW) }.to change { User.count }.by(40)
From: nicole.braun@zammad.org
To: #{Array.new(20) { Faker::Internet.unique.email }.join(', ')}
Cc: #{Array.new(21) { Faker::Internet.unique.email }.join(', ')}
RAW
end
end
end
describe 'auto-updating existing users' do
context 'with a previous email with no real name in the From: header' do
let!(:customer) { Channel::EmailParser.new.process({}, previous_email).first.customer }
let(:previous_email) { <<~RAW.chomp }
From: customer@example.com
To: myzammad@example.com
Subject: test sender name update 1
Some Text
RAW
context 'and a new email with a real name in the From: header' do
let(:new_email) { <<~RAW.chomp }
From: Max Smith <customer@example.com>
To: myzammad@example.com
Subject: test sender name update 2
Some Text
RAW
it 'updates the customers #firstname and #lastname' do
expect { Channel::EmailParser.new.process({}, new_email) }
.to change { customer.reload.firstname }.from('').to('Max')
.and change { customer.reload.lastname }.from('').to('Smith')
end
end
end
end
describe 'creating new tickets' do
context 'when subject contains no ticket reference' do
let(:raw_mail) { <<~RAW.chomp }
From: foo@bar.com
To: baz@qux.net
Subject: Foo
Lorem ipsum dolor
RAW
it 'creates a ticket and article' do
expect { Channel::EmailParser.new.process({}, raw_mail) }
.to change { Ticket.count }.by(1)
.and change { Ticket::Article.count }.by_at_least(1) # triggers may cause additional articles to be created
end
it 'sets #title to email subject' do
Channel::EmailParser.new.process({}, raw_mail)
expect(Ticket.last.title).to eq('Foo')
end
it 'sets #state to "new"' do
Channel::EmailParser.new.process({}, raw_mail)
expect(Ticket.last.state.name).to eq('new')
end
context 'when from address matches an existing agent' do
let!(:agent) { create(:agent_user, email: 'foo@bar.com') }
it 'sets article.sender to "Agent"' do
Channel::EmailParser.new.process({}, raw_mail)
expect(Ticket::Article.last.sender.name).to eq('Agent')
end
end
context 'when from address matches an existing customer' do
let!(:customer) { create(:customer_user, email: 'foo@bar.com') }
it 'sets article.sender to "Customer"' do
Channel::EmailParser.new.process({}, raw_mail)
expect(Ticket.last.articles.first.sender.name).to eq('Customer')
end
end
context 'when from address is unrecognized' do
it 'sets article.sender to "Customer"' do
Channel::EmailParser.new.process({}, raw_mail)
expect(Ticket.last.articles.first.sender.name).to eq('Customer')
end
end
end
end
describe 'associating emails to existing tickets' do
let(:mail_file) { Rails.root.join('test', 'data', 'mail', 'mail001.box') }
let(:ticket_ref) { Setting.get('ticket_hook') + Setting.get('ticket_hook_divider') + ticket.number }
let(:ticket) { create(:ticket) }
context 'when email subject contains ticket reference' do
let(:raw_mail) { File.read(mail_file).sub(/(?<=^Subject: ).*$/, ticket_ref) }
it 'adds message to ticket' do
expect { described_class.new.process({}, raw_mail) }
.to change { ticket.articles.length }
end
context 'and ticket is closed' do
before { ticket.update(state: Ticket::State.find_by(name: 'closed')) }
it 'adds message to ticket' do
expect { described_class.new.process({}, raw_mail) }
.to change { ticket.articles.length }
end
end
context 'but ticket groups #follow_up_possible attribute is "new_ticket"' do
before { ticket.group.update(follow_up_possible: 'new_ticket') }
context 'and ticket is open' do
it 'still adds message to ticket' do
expect { described_class.new.process({}, raw_mail) }
.to change { ticket.articles.length }
end
end
context 'and ticket is closed' do
before { ticket.update(state: Ticket::State.find_by(name: 'closed')) }
it 'creates a new ticket' do
expect { described_class.new.process({}, raw_mail) }
.to change { Ticket.count }.by(1)
.and not_change { ticket.articles.length }
end
end
context 'and ticket is merged' do
before { ticket.update(state: Ticket::State.find_by(name: 'merged')) }
it 'creates a new ticket' do
expect { described_class.new.process({}, raw_mail) }
.to change { Ticket.count }.by(1)
.and not_change { ticket.articles.length }
end
end
context 'and ticket is removed' do
before { ticket.update(state: Ticket::State.find_by(name: 'removed')) }
it 'creates a new ticket' do
expect { described_class.new.process({}, raw_mail) }
.to change { Ticket.count }.by(1)
.and not_change { ticket.articles.length }
end
end
end
end
context 'when configured to search body' do
before { Setting.set('postmaster_follow_up_search_in', 'body') }
context 'when body contains ticket reference' do
context 'in visible text' do
let(:raw_mail) { File.read(mail_file).sub(/Hallo =\nMartin,(?=<o:p>)/, ticket_ref) }
it 'adds message to ticket' do
expect { described_class.new.process({}, raw_mail) }
.to change { ticket.articles.length }
end
end
context 'as part of a larger word' do
let(:raw_mail) { File.read(mail_file).sub(/(?<=Hallo) =\n(?=Martin,<o:p>)/, ticket_ref) }
it 'creates a separate ticket' do
expect { described_class.new.process({}, raw_mail) }
.not_to change { ticket.articles.length }
end
end
context 'in html attributes' do
let(:raw_mail) { File.read(mail_file).sub(%r{<a href.*?/a>}m, %(<table bgcolor="#{ticket_ref}"> </table>)) }
it 'creates a separate ticket' do
expect { described_class.new.process({}, raw_mail) }
.not_to change { ticket.articles.length }
end
end
end
end
end
describe 'assigning ticket.customer' do
let(:agent) { create(:agent_user) }
let(:customer) { create(:customer_user) }
let(:raw_mail) { <<~RAW.chomp }
From: #{agent.email}
To: #{customer.email}
Subject: Foo
Lorem ipsum dolor
RAW
context 'when "postmaster_sender_is_agent_search_for_customer" setting is true (default)' do
it 'sets ticket.customer to user with To: email' do
expect { Channel::EmailParser.new.process({}, raw_mail) }
.to change { Ticket.count }.by(1)
expect(Ticket.last.customer).to eq(customer)
end
end
context 'when "postmaster_sender_is_agent_search_for_customer" setting is false' do
before { Setting.set('postmaster_sender_is_agent_search_for_customer', false) }
it 'sets ticket.customer to user with To: email' do
expect { Channel::EmailParser.new.process({}, raw_mail) }
.to change { Ticket.count }.by(1)
expect(Ticket.last.customer).to eq(agent)
end
end
end
describe 'formatting to/from addresses' do
# see https://github.com/zammad/zammad/issues/2198
context 'when sender address contains spaces (#2198)' do
let(:mail_file) { Rails.root.join('test', 'data', 'mail', 'mail071.box') }
let(:sender_email) { 'powerquadrantsystem@example.com' }
it 'removes them before creating a new user' do
expect { described_class.new.process({}, raw_mail) }
.to change { User.exists?(email: sender_email) }
end
it 'marks new user email as invalid' do
described_class.new.process({}, raw_mail)
expect(User.find_by(email: sender_email).preferences)
.to include('mail_delivery_failed' => true)
.and include('mail_delivery_failed_reason' => 'invalid email')
.and include('mail_delivery_failed_data' => a_kind_of(ActiveSupport::TimeWithZone))
end
end
# see https://github.com/zammad/zammad/issues/2254
context 'when sender address contains > (#2254)' do
let(:mail_file) { Rails.root.join('test', 'data', 'mail', 'mail076.box') }
let(:sender_email) { 'millionslotteryspaintransfer@example.com' }
it 'removes them before creating a new user' do
expect { described_class.new.process({}, raw_mail) }
.to change { User.exists?(email: sender_email) }
end
it 'marks new user email as invalid' do
described_class.new.process({}, raw_mail)
expect(User.find_by(email: sender_email).preferences)
.to include('mail_delivery_failed' => true)
.and include('mail_delivery_failed_reason' => 'invalid email')
.and include('mail_delivery_failed_data' => a_kind_of(ActiveSupport::TimeWithZone))
end
end
end
describe 'charset handling' do
# see https://github.com/zammad/zammad/issues/2224
context 'when header specifies Windows-1258 charset (#2224)' do
let(:mail_file) { Rails.root.join('test', 'data', 'mail', 'mail072.box') }
it 'does not raise Encoding::ConverterNotFoundError' do
expect { described_class.new.process({}, raw_mail) }
.not_to raise_error
end
end
end
describe 'attachment handling' do
context 'with header "Content-Transfer-Encoding: x-uuencode"' do
let(:mail_file) { Rails.root.join('test', 'data', 'mail', 'mail078-content_transfer_encoding_x_uuencode.box') }
let(:article) { described_class.new.process({}, raw_mail).second }
it 'does not raise RuntimeError' do
expect { described_class.new.process({}, raw_mail) }
.not_to raise_error
end
it 'parses the content correctly' do
expect(article.attachments.first.filename).to eq('PGP_Cmts_on_12-14-01_Pkg.txt')
expect(article.attachments.first.content).to eq('Hello Zammad')
end
end
end
describe 'inline image handling' do
# see https://github.com/zammad/zammad/issues/2486
context 'when image is large but not resizable' do
let(:mail_file) { Rails.root.join('test', 'data', 'mail', 'mail079.box') }
let(:attachment) { article.attachments.to_a.find { |i| i.filename == 'a.jpg' } }
let(:article) { described_class.new.process({}, raw_mail).second }
it "doesn't set resizable preference" do
expect(attachment.filename).to eq('a.jpg')
expect(attachment.preferences).not_to include('resizable' => true)
end
end
end
context 'for “delivery failed” notifications (a.k.a. bounce messages)' do
let(:ticket) { article.ticket }
let(:article) { create(:ticket_article, sender_name: 'Agent', message_id: message_id) }
let(:message_id) { raw_mail[/(?<=^(References|Message-ID): )\S*/] }
context 'with future retries (delayed)' do
let(:mail_file) { Rails.root.join('test', 'data', 'mail', 'mail078.box') }
context 'on a closed ticket' do
before { ticket.update(state: Ticket::State.find_by(name: 'closed')) }
it 'sets #preferences on resulting ticket to { "send-auto-responses" => false, "is-auto-reponse" => true }' do
article = Channel::EmailParser.new.process({}, raw_mail).second
expect(article.preferences)
.to include('send-auto-response' => false, 'is-auto-response' => true)
end
it 'returns a Mail object with an x-zammad-out-of-office header' do
output_mail = Channel::EmailParser.new.process({}, raw_mail).last
expect(output_mail).to include('x-zammad-out-of-office': true)
end
it 'finds the article referenced in the bounce message headers, then adds the bounce message to its ticket' do
expect { Channel::EmailParser.new.process({}, raw_mail) }
.to change { ticket.articles.count }.by(1)
end
it 'does not re-open the ticket' do
expect { Channel::EmailParser.new.process({}, raw_mail) }
.not_to change { ticket.reload.state.name }.from('closed')
end
end
end
context 'with no future retries (undeliverable): sample input 1' do
let(:mail_file) { Rails.root.join('test', 'data', 'mail', 'mail033-undelivered-mail-returned-to-sender.box') }
context 'for original message sent by Agent' do
it 'sets #preferences on resulting ticket to { "send-auto-responses" => false, "is-auto-reponse" => true }' do
article = Channel::EmailParser.new.process({}, raw_mail).second
expect(article.preferences)
.to include('send-auto-response' => false, 'is-auto-response' => true)
end
it 'finds the article referenced in the bounce message headers, then adds the bounce message to its ticket' do
expect { Channel::EmailParser.new.process({}, raw_mail) }
.to change { ticket.articles.count }.by(1)
end
it 'does not alter the ticket state' do
expect { Channel::EmailParser.new.process({}, raw_mail) }
.not_to change { ticket.reload.state.name }.from('open')
end
end
context 'for original message sent by Customer' do
let(:article) { create(:ticket_article, sender_name: 'Customer', message_id: message_id) }
it 'sets #preferences on resulting ticket to { "send-auto-responses" => false, "is-auto-reponse" => true }' do
article = Channel::EmailParser.new.process({}, raw_mail).second
expect(article.preferences)
.to include('send-auto-response' => false, 'is-auto-response' => true)
end
it 'finds the article referenced in the bounce message headers, then adds the bounce message to its ticket' do
expect { Channel::EmailParser.new.process({}, raw_mail) }
.to change { ticket.articles.count }.by(1)
end
it 'does not alter the ticket state' do
expect { Channel::EmailParser.new.process({}, raw_mail) }
.not_to change { ticket.reload.state.name }.from('new')
end
end
end
context 'with no future retries (undeliverable): sample input 2' do
let(:mail_file) { Rails.root.join('test', 'data', 'mail', 'mail055.box') }
it 'finds the article referenced in the bounce message headers, then adds the bounce message to its ticket' do
expect { Channel::EmailParser.new.process({}, raw_mail) }
.to change { ticket.articles.count }.by(1)
end
it 'does not alter the ticket state' do
expect { Channel::EmailParser.new.process({}, raw_mail) }
.not_to change { ticket.reload.state.name }.from('open')
end
end
end
end
end