demarches-normaliennes/spec/services/expired/mail_rate_limiter_spec.rb

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describe Expired::MailRateLimiter do
describe 'hits limits' do
let(:limit) { 10 }
let(:window) { 2.seconds }
let(:rate_limiter) { Expired::MailRateLimiter.new(limit:, window:) }
let(:mail) { DossierMailer.notify_automatic_deletion_to_user([], 'tartampion@france.fr') }
it 'decreases current_window[:limit]' do
expect { rate_limiter.send_with_delay(mail) }.to change { rate_limiter.current_window[:sent] }.by(1)
end
it 'increases the delay by window when it reaches the max number of call' do
expect do
(limit + 1).times { rate_limiter.send_with_delay(mail) }
end.to change { rate_limiter.delay }.by(window)
end
it 'renews current_window when it expires' do
rate_limiter.send_with_delay(mail)
travel_to(Time.current + window + 1.second) do
rate_limiter.send_with_delay(mail)
expect(rate_limiter.current_window[:sent]).to eq(1)
end
end
end
end