gitlab-org--gitlab-foss/app/models/concerns/transactions.rb

38 lines
1.2 KiB
Ruby

# frozen_string_literal: true
module Transactions
extend ActiveSupport::Concern
class_methods do
# inside_transaction? will return true if the caller is running within a
# transaction. Handles special cases when running inside a test environment,
# where tests may be wrapped in transactions
def inside_transaction?
base = Rails.env.test? ? open_transactions_baseline.to_i : 0
connection.open_transactions > base
end
# These methods that access @open_transactions_baseline are not thread-safe.
# These are fine though because we only call these in RSpec's main thread.
# If we decide to run specs multi-threaded, we would need to use something
# like ThreadGroup to keep track of this value
def set_open_transactions_baseline
@open_transactions_baseline = connection.open_transactions
end
def reset_open_transactions_baseline
@open_transactions_baseline = 0
end
def open_transactions_baseline
return unless Rails.env.test?
if @open_transactions_baseline.nil?
return self == ApplicationRecord ? nil : superclass.open_transactions_baseline
end
@open_transactions_baseline
end
end
end