openproject/spec/mailers/shared_examples.rb

# frozen_string_literal: true

RSpec.shared_examples_for "mail is sent" do
  let(:letters_sent_count) { 1 }
  let(:mail) { deliveries.first }
  let(:html_body) { mail.body.parts.detect { |p| p.content_type.include? "text/html" }.body.encoded }

  it "actually sends a mail" do
    expect(deliveries.size).to eql(letters_sent_count)
  end

  it "is sent to the recipient" do
    expect(deliveries.first.to).to include(recipient.mail)
  end

  it "is sent from the configured address" do
    expect(deliveries.first.from).to contain_exactly(ApplicationMailer.mail_from)
  end
end

RSpec.shared_examples_for "multiple mails are sent" do |set_letters_sent_count|
  it_behaves_like "mail is sent" do
    let(:letters_sent_count) { set_letters_sent_count }
  end
end

RSpec.shared_examples_for "mail is not sent" do
  it "sends no mail" do
    expect(deliveries).to be_empty
  end
end