demarches-normaliennes/spec/mailers/notification_mailer_spec.rb

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require "spec_helper"
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RSpec.describe NotificationMailer, type: :mailer do
shared_examples_for "create a commentaire not notified" do
it do
expect { subject.deliver_now }.to change { Commentaire.count }.by(1)
subject.deliver_now
commentaire = Commentaire.last
expect(commentaire.body).to include(email_template.subject_for_dossier(dossier), email_template.body_for_dossier(dossier))
expect(commentaire.dossier).to eq(dossier)
end
end
let(:user) { create(:user) }
let(:dossier) { create(:dossier, user: user) }
describe '.send_notification' do
let(:email_template) { instance_double('email_template', subject_for_dossier: 'subject', body_for_dossier: 'body') }
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subject(:mail) do
klass = Class.new(described_class) do
# Were testing the (private) method `NotificationMailer#send_notification`.
#
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# The standard trick to test a private method would be to `send(:send_notification)`, but doesnt work here,
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# because ActionMailer does some magic to expose public instance methods as class methods.
# So, we use inheritance instead to make the private method public for testing purposes.
def send_notification(dossier, template)
super
end
end
klass.send_notification(dossier, email_template)
end
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it { expect(mail.subject).to eq(email_template.subject_for_dossier) }
it { expect(mail.body).to include(email_template.body_for_dossier) }
it { expect(mail.body).to have_link('messagerie') }
it_behaves_like "create a commentaire not notified"
end
describe '.send_dossier_received' do
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subject(:mail) { described_class.send_dossier_received(dossier) }
let(:email_template) { create(:received_mail) }
before do
dossier.procedure.received_mail = email_template
end
it do
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expect(mail.subject).to eq(email_template.subject)
expect(mail.body).to include(email_template.body)
expect(mail.body).to have_link('messagerie')
end
it_behaves_like "create a commentaire not notified"
end
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end