Paginate Staffs::AccountsController#index

app/controllers/staffs/accounts_controller.rb

@@ -9,7 +9,7 @@ class Staffs::AccountsController < ApplicationController
     @accounts = policy_scope(
       Account,
       policy_scope_class: Staff::AccountPolicy::Scope,
-    )
+    ).page(params[:page])
   end
 
   # GET /staff/accounts/:nickname

app/views/staffs/accounts/index.html.erb

@@ -5,4 +5,5 @@
   ) %>
 
   <%= render partial: 'table', locals: { accounts: @accounts } %>
+  <%= pagination @accounts %>
 </div>

config/locales/activerecord/en.yml

@@ -3,6 +3,7 @@ en:
     models:
       account:
         one: Account
+        few: Accounts
         many: Accounts
       contact:
         one: Contact

config/locales/activerecord/ru.yml

@@ -3,6 +3,7 @@ ru:
     models:
       account:
         one: Аккаунт
+        few: Аккаунты
         many: Аккаунты
       contact:
         one: Контакт

spec/requests/staff/accounts/index_spec.rb

@@ -3,12 +3,16 @@
 require 'rails_helper'
 
 RSpec.describe 'GET /staff/accounts' do
+  let(:current_account) { create :superuser_account }
+
+  let :accounts_count do
+    [0, 1, rand(2..4), rand(5..10), rand(20..40)].sample
+  end
+
   before do
     sign_in current_account.user if current_account&.user
 
-    create :usual_account
-    create :personal_account
-    create :superuser_account
+    create_list :personal_account, accounts_count
 
     get '/staff/accounts'
   end
@@ -24,4 +28,44 @@ RSpec.describe 'GET /staff/accounts' do
       expect(response).to have_http_status :ok
     end
   end
+
+  context 'when there are no accounts' do
+    let(:accounts_count) { 0 }
+
+    specify do
+      expect(response).to have_http_status :ok
+    end
+  end
+
+  context 'when there is one account' do
+    let(:accounts_count) { 1 }
+
+    specify do
+      expect(response).to have_http_status :ok
+    end
+  end
+
+  context 'when there are few accounts' do
+    let(:accounts_count) { rand 2..4 }
+
+    specify do
+      expect(response).to have_http_status :ok
+    end
+  end
+
+  context 'when there are many accounts' do
+    let(:accounts_count) { rand 5..10 }
+
+    specify do
+      expect(response).to have_http_status :ok
+    end
+  end
+
+  context 'when there are lot of accounts' do
+    let(:accounts_count) { rand 20..40 }
+
+    specify do
+      expect(response).to have_http_status :ok
+    end
+  end
 end