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Test Vices
require 'rails_helper'
RSpec.describe FrequentFlierCreator do
describe '.create' do
subject do
described_class.create(
customer,
starting_balance,
status_level
)
end
let(:customer) { double }
let(:starting_balance) { double }
let(:status_level) { double }
context 'there is a promotion'
context 'there is no current promotion'
context 'the customer is related to an employee' do
context 'the starting status is :diamond'
context 'the starting status is :platinum'
context 'the starting status is :gold'
context 'the starting status is something else'
end
it 'logs a message'
it 'sends an email to admins'
end
end
require 'rails_helper'
RSpec.describe FrequentFlierCreator do
describe '.create' do
subject do
described_class.create(
customer,
starting_balance,
status_level
)
end
let(:customer) { instance_double(Customer) }
let(:starting_balance) { 100 }
let(:status_level) { double }
let(:generated_account_number) { double }
let(:related_to_employee?) { false }
before do
allow(described_class).to receive(:promotion_starting_balance).
and_return(promotion_starting_balance)
allow(AccountNumber).to receive(:generate).
and_return(generated_account_number)
allow(customer).to receive(:related_to_employee?).
and_return(related_to_employee?)
allow(Rails.logger).to receive(:info)
end
context 'there is a promotion' do
let(:promotion_starting_balance) { double }
it do
is_expected.to eq({
account_number: generated_account_number,
balance: promotion_starting_balance,
status_level: status_level
})
end
end
context 'there is no current promotion' do
let(:promotion_starting_balance) { nil }
it do
is_expected.to eq({
account_number: generated_account_number,
balance: starting_balance,
status_level: status_level
})
end
end
context 'the customer is related to an employee' do
let(:related_to_employee?) { true }
context 'the starting status is :diamond' do
let(:status_level) { :diamond }
it do
is_expected.to eq({
account_number: generated_account_number,
balance: starting_balance + 10_000,
status_level: :diamond
})
end
end
context 'the starting status is :platinum' do
let(:status_level) { :platinum }
it do
is_expected.to eq({
account_number: generated_account_number,
balance: starting_balance + 10_000,
status_level: :platinum
})
end
end
context 'the starting status is :gold' do
let(:status_level) { :gold }
it do
is_expected.to eq({
account_number: generated_account_number,
balance: starting_balance + 10_000,
status_level: :gold
})
end
end
context 'the starting status is something else' do
let(:status_level) { :silver }
it do
is_expected.to eq({
account_number: generated_account_number,
balance: starting_balance + 10_000,
status_level: :gold
})
end
end
end
it 'logs a message' do
subject
expect(Rails.logger).to have_received(:info).with(
<<~MSG
Generating a new frequent flier account
for Customer[#{customer.id}]
MSG
)
end
it 'sends an email to admins' do
mail = double
expect(AdminMailer).to receive(:new_frequent_flier_email).
with(customer).
and_return(mail)
expect(mail).to receive(:deliver_now)
subject
end
end
end
class FrequentFlierCreator
def create(customer, starting_balance, status_level)
starting_balance = promotion_starting_balance || starting_balance
if customer.related_to_employee?
starting_balance += 10_000
if ![:diamond, :platinum].include?(status_level)
status_level = :gold
end
end
Rails.logger.info(
<<~MSG
Generating a new frequent flier account
for Customer[#{customer.id}]
MSG
)
AdminMailer.new_frequent_flier_email(customer).deliver_now
{
account_number: AccountNumber.generate,
balance: starting_balance,
status_level: status_level
}
end
end
require 'rails_helper'
RSpec.describe FrequentFlierCreator do
describe '.create' do
subject do
described_class.create(
customer,
starting_balance,
status_level
)
end
let(:customer) { double }
let(:starting_balance) { double }
let(:status_level) { double }
end
end
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