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October 10, 2023 05:03
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A sample rspec spec to test concurrent api calls
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require 'rails_helper' | |
describe Api::V1::CheckoutsController, type: :request do | |
let(:user) do | |
FactoryGirl.create(:user, current_balance: 100_000) | |
end | |
describe 'check concurrency' do | |
it 'send multiple same requests', truncation_only: true do | |
FactoryGirl.create(:item, | |
user: user, | |
amount: 10_000, item_uuid: '1234') | |
FactoryGirl.create(:item, | |
user: user, | |
amount: 30_000, item_uuid: '5678') | |
FactoryGirl.create(:item, | |
user: user, | |
amount: 20_000, item_uuid: 'abcd') | |
headers = { 'ACCEPT' => 'application/json', | |
'HTTP_AUTHORIZATION' => http_basic_auth(user.api_key, | |
'') } | |
threads = [] | |
threads << Thread.new do | |
post '/api/v1/user/checkout', | |
headers: headers, | |
params: { item_uuids: %w[1234 5678] } | |
end | |
threads << Thread.new do | |
post '/api/v1/user/checkout', | |
headers: headers, | |
params: { item_uuids: %w[1234 5678] } | |
end | |
threads << Thread.new do | |
post '/api/v1/user/checkout', | |
headers: headers, | |
params: { item_uuids: %w[1234 5678] } | |
end | |
threads << Thread.new do | |
post '/api/v1/user/checkout', | |
headers: headers, | |
params: { item_uuids: %w[1234 abcd] } | |
end | |
threads.each(&:join) | |
user.reload | |
expect(user.current_balance).to be >= 0 | |
expect(user.current_balance).to be 40_000 | |
expect(TransactionHistory.count).to eq 3 | |
end | |
end | |
end |
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RSpec.configure do |config| | |
config.use_transactional_fixtures = false | |
config.before(:suite) do | |
DatabaseCleaner.clean_with(:truncation) | |
end | |
config.before do |example| | |
if example.metadata[:truncation_only] | |
DatabaseCleaner.strategy = :truncation | |
DatabaseCleaner.start | |
else | |
DatabaseCleaner.strategy = :transaction | |
DatabaseCleaner.start | |
end | |
end | |
config.after do | |
DatabaseCleaner.clean | |
end | |
end |
fixed, thanks 😄
Thank you @goromlagche 🙇♀️ I didn't used the config though but I killed the threads after the spec was done
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Typo in truncation spelling :D