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# frozen_string_literal: true
require 'fast_spec_helper'
require_relative '../../../../rubocop/cop/performance/active_record_subtransactions'
RSpec.describe RuboCop::Cop::Performance::ActiveRecordSubtransactions do
subject(:cop) { described_class.new }
let(:message) { described_class::MSG }
context 'when calling #transaction with only requires_new: true' do
it 'registers an offense' do
expect_offense(<<~RUBY)
ApplicationRecord.transaction(requires_new: true) do
^^^^^^^^^^^^^^^^^^ #{message}
Project.create!(name: 'MyProject')
end
RUBY
end
end
context 'when passing multiple arguments to #transaction, including requires_new: true' do
it 'registers an offense' do
expect_offense(<<~RUBY)
ApplicationRecord.transaction(isolation: :read_committed, requires_new: true) do
^^^^^^^^^^^^^^^^^^ #{message}
Project.create!(name: 'MyProject')
end
RUBY
end
end
context 'when calling #transaction with requires_new: false' do
it 'does not register an offense' do
expect_no_offenses(<<~RUBY)
ApplicationRecord.transaction(requires_new: false) do
Project.create!(name: 'MyProject')
end
RUBY
end
end
context 'when calling #transaction with other options' do
it 'does not register an offense' do
expect_no_offenses(<<~RUBY)
ApplicationRecord.transaction(isolation: :read_committed) do
Project.create!(name: 'MyProject')
end
RUBY
end
end
context 'when calling #transaction with no arguments' do
it 'does not register an offense' do
expect_no_offenses(<<~RUBY)
ApplicationRecord.transaction do
Project.create!(name: 'MyProject')
end
RUBY
end
end
end
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