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.with(dossier:).notify_new_draft }
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
describe 'EmailDeliveryObserver is invoked' do
let(:user1) { create(:user) }
let(:user2) { create(:user, email: "your@email.com") }
it 'creates a new EmailEvent record with the correct information' do
expect { UserMailer.ask_for_merge(user1, user2.email).deliver_now }.to change { EmailEvent.count }.by(1)
event = EmailEvent.last
expect(event.to).to eq("your@email.com")
expect(event.method).to eq("test")
expect(event.subject).to eq('Fusion de compte')
expect(event.processed_at).to be_within(1.second).of(Time.zone.now)
expect(event.status).to eq('dispatched')
end
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context "when there is an error and email are not sent" do
subject { UserMailer.ask_for_merge(user1, user2.email) }
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before do
allow_any_instance_of(Mail::Message)
.to receive(:deliver)
.and_raise(smtp_error)
end
context "smtp server busy" do
let(:smtp_error) { Net::SMTPServerBusy.new }
it "re-raise an error and creates an event" do
expect { subject.deliver_now }.to change { EmailEvent.count }.by(1).and raise_error(MailDeliveryError)
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expect(EmailEvent.last.status).to eq('dispatch_error')
end
end
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context "generic unknown error" do
let(:smtp_error) { Net::OpenTimeout.new }
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it "re-raise an error and creates an event" do
expect { subject.deliver_now }.to change { EmailEvent.count }.by(1).and raise_error(MailDeliveryError)
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expect(EmailEvent.last.status).to eq('dispatch_error')
end
end
end
end
end