demarches-normaliennes/spec/mailers/application_mailer_spec.rb

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RSpec.describe ApplicationMailer, type: :mailer do
describe 'dealing with invalid emails' do
let(:dossier) { create(:dossier, procedure: create(:simple_procedure)) }
subject { DossierMailer.notify_new_draft(dossier) }
describe 'invalid emails are not sent' do
before do
allow_any_instance_of(DossierMailer)
.to receive(:notify_new_draft)
.and_raise(smtp_error)
end
context 'when the server handles invalid emails with Net::SMTPSyntaxError' do
let(:smtp_error) { Net::SMTPSyntaxError.new }
it { expect(subject.message).to be_an_instance_of(ActionMailer::Base::NullMail) }
end
context 'when the server handles invalid emails with Net::SMTPServerBusy' do
let(:smtp_error) { Net::SMTPServerBusy.new('400 unexpected recipients: want atleast 1, got 0') }
it { expect(subject.message).to be_an_instance_of(ActionMailer::Base::NullMail) }
end
end
describe 'valid emails are sent' do
it { expect(subject.message).not_to be_an_instance_of(ActionMailer::Base::NullMail) }
end
end
end