mastodon/spec/models/concerns/account/counters_spec.rb

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# frozen_string_literal: true
require 'rails_helper'
RSpec.describe Account::Counters do
let!(:account) { Fabricate(:account) }
describe '#increment_count!' do
let(:increment_by) { 15 }
it 'increments the count' do
expect(account.followers_count).to eq 0
account.increment_count!(:followers_count)
expect(account.followers_count).to eq 1
end
it 'increments the count in multi-threaded an environment' do
multi_threaded_execution(increment_by) do
account.increment_count!(:statuses_count)
end
expect(account.statuses_count).to eq increment_by
end
end
describe '#decrement_count!' do
let(:decrement_by) { 10 }
it 'decrements the count' do
account.followers_count = 15
account.save!
expect(account.followers_count).to eq 15
account.decrement_count!(:followers_count)
expect(account.followers_count).to eq 14
end
it 'decrements the count in multi-threaded an environment' do
account.statuses_count = 15
account.save!
multi_threaded_execution(decrement_by) do
account.decrement_count!(:statuses_count)
end
expect(account.statuses_count).to eq 5
end
it 'preserves last_status_at when decrementing statuses_count' do
account_stat = Fabricate(
:account_stat,
account: account,
last_status_at: 3.days.ago,
statuses_count: 10
)
expect { account.decrement_count!(:statuses_count) }
.to change(account_stat.reload, :statuses_count).by(-1)
.and not_change(account_stat.reload, :last_status_at)
end
end
end