adding a spec for issues/310

app/views/admin/application_settings/_account_and_limit.html.haml

@@ -15,7 +15,7 @@
       = f.number_field :max_attachment_size, class: 'form-control'
     .form-group
       = f.label :receive_max_input_size, 'Maximum push size (MB)', class: 'label-light'
-      = f.number_field :receive_max_input_size, class: 'form-control'
+      = f.number_field :receive_max_input_size, class: 'form-control qa-receive-max-input-size-field'
     .form-group
       = f.label :session_expire_delay, 'Session duration (minutes)', class: 'label-light'
       = f.number_field :session_expire_delay, class: 'form-control'
@@ -46,4 +46,4 @@
         = f.label :user_show_add_ssh_key_message, class: 'form-check-label' do
           Inform users without uploaded SSH keys that they can't push over SSH until one is added
 
-  = f.submit 'Save changes', class: 'btn btn-success'
+  = f.submit 'Save changes', class: 'btn btn-success qa-save-changes-button'

app/views/admin/application_settings/show.html.haml

@@ -13,7 +13,7 @@
   .settings-content
     = render 'visibility_and_access'
 
-%section.settings.as-account-limit.no-animate#js-account-settings{ class: ('expanded' if expanded_by_default?) }
+%section.settings.qa-account-and-limit-settings.as-account-limit.no-animate#js-account-settings{ class: ('expanded' if expanded_by_default?) }
   .settings-header
     %h4
       = _('Account and limit')

app/views/layouts/nav/sidebar/_admin.html.haml

@@ -207,7 +207,7 @@
                 = _('Settings')
             %li.divider.fly-out-top-item
             = nav_link(path: 'application_settings#show') do
-              = link_to admin_application_settings_path, title: _('General') do
+              = link_to admin_application_settings_path, title: _('General'), class: 'qa-admin-settings-general-item' do
                 %span
                   = _('General')
             = nav_link(path: 'application_settings#integrations') do

qa/qa.rb

@@ -274,9 +274,11 @@ module QA
 
       module Settings
         autoload :Repository, 'qa/page/admin/settings/repository'
+        autoload :General, 'qa/page/admin/settings/general'
 
         module Component
           autoload :RepositoryStorage, 'qa/page/admin/settings/component/repository_storage'
+          autoload :AccountAndLimit, 'qa/page/admin/settings/component/account_and_limit'
         end
       end
     end

qa/qa/page/admin/menu.rb

@@ -9,6 +9,7 @@ module QA
           element :admin_sidebar_submenu
           element :admin_settings_item
           element :admin_settings_repository_item
+          element :admin_settings_general_item
         end
 
         def go_to_repository_settings
@@ -19,6 +20,14 @@ module QA
           end
         end
 
+        def go_to_general_settings
+          hover_settings do
+            within_submenu do
+              click_element :admin_settings_general_item
+            end
+          end
+        end
+
         private
 
         def hover_settings

qa/qa/page/admin/settings/component/account_and_limit.rb

@@ -0,0 +1,26 @@
+# frozen_string_literal: true
+
+module QA
+  module Page
+    module Admin
+      module Settings
+        module Component
+          class AccountAndLimit < Page::Base
+            view 'app/views/admin/application_settings/_account_and_limit.html.haml' do
+              element :receive_max_input_size_field
+              element :save_changes_button
+            end
+
+            def set_max_file_size(size)
+              fill_element :receive_max_input_size_field, size
+            end
+
+            def save_settings
+              click_element :save_changes_button
+            end
+          end
+        end
+      end
+    end
+  end
+end

qa/qa/page/admin/settings/general.rb

@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+module QA
+  module Page
+    module Admin
+      module Settings
+        class General < Page::Base
+          include QA::Page::Settings::Common
+
+          view 'app/views/admin/application_settings/show.html.haml' do
+            element :account_and_limit_settings
+          end
+
+          def expand_account_and_limit(&block)
+            expand_section(:account_and_limit_settings) do
+              Component::AccountAndLimit.perform(&block)
+            end
+          end
+        end
+      end
+    end
+  end
+end

qa/qa/specs/features/browser_ui/3_create/repository/push_over_http_file_size_spec.rb

@@ -0,0 +1,70 @@
+# frozen_string_literal: true
+
+module QA
+  context 'Create' do
+    describe 'push after setting the file size limit via admin/application_settings' do
+      before(:all) do
+        push = Resource::Repository::ProjectPush.fabricate! do |p|
+          p.file_name = 'README.md'
+          p.file_content = '# This is a test project'
+          p.commit_message = 'Add README.md'
+        end
+
+        @project = push.project
+      end
+
+      before do
+        Runtime::Browser.visit(:gitlab, Page::Main::Login)
+        Page::Main::Login.perform(&:sign_in_using_credentials)
+      end
+
+      after(:all) do
+        # need to set the default value after test
+        # default value for file size limit is empty
+        Runtime::Browser.visit(:gitlab, Page::Main::Login)
+        Page::Main::Login.perform(&:sign_in_using_credentials)
+
+        set_file_size_limit('')
+      end
+
+      it 'push successful when the file size is under the limit' do
+        set_file_size_limit(5)
+        expect(page).to have_content("Application settings saved successfully")
+
+        push = push_new_file('oversize_file_1.bin')
+        expect(push.output).not_to have_content 'remote: fatal: pack exceeds maximum allowed size'
+      end
+
+      it 'push fails when the file size is above the limit' do
+        set_file_size_limit(1)
+        expect(page).to have_content("Application settings saved successfully")
+
+        push = push_new_file('oversize_file_2.bin')
+        expect(push.output).to have_content 'remote: fatal: pack exceeds maximum allowed size'
+      end
+
+      def set_file_size_limit(limit)
+        Page::Main::Menu.perform(&:go_to_admin_area)
+        Page::Admin::Menu.perform(&:go_to_general_settings)
+
+        Page::Admin::Settings::General.perform do |setting|
+          setting.expand_account_and_limit do |page|
+            page.set_max_file_size(limit)
+            page.save_settings
+          end
+        end
+      end
+
+      def push_new_file(file_name)
+        @project.visit!
+
+        Resource::Repository::ProjectPush.fabricate! do |p|
+          p.project = @project
+          p.file_name = file_name
+          p.file_content = SecureRandom.random_bytes(2000000)
+          p.commit_message = 'Adding a new file'
+        end
+      end
+    end
+  end
+end