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