Add document upload from admin section

spec/features/admin/site_customization/documents_spec.rb

@@ -0,0 +1,89 @@
+require 'rails_helper'
+
+feature 'Documents' do
+
+  before do
+    admin = create(:administrator)
+    login_as(admin.user)
+  end
+
+  scenario "Navigation", :js do
+    visit admin_root_path
+
+    within("#side_menu") do
+      click_link "Site content"
+      click_link "Custom documents"
+    end
+
+    expect(page).to have_link "Add new document",
+                              href: new_admin_site_customization_document_path
+  end
+
+  scenario "Index" do
+    3.times { create(:document, :admin) }
+    1.times { create(:document) }
+
+    visit admin_site_customization_documents_path
+
+    expect(page).to have_content "There are 3 documents"
+
+    document = Document.first
+    expect(page).to have_link document.title, href: document.attachment.url
+  end
+
+  scenario "Index (empty)" do
+    visit admin_site_customization_documents_path
+
+    expect(page).to have_content "There are no documents."
+  end
+
+  scenario 'Index (pagination)' do
+    per_page = Kaminari.config.default_per_page
+    (per_page + 5).times { create(:document, :admin) }
+
+    visit admin_site_customization_documents_path
+
+    expect(page).to have_selector('#documents .document', count: per_page)
+
+    within("ul.pagination") do
+      expect(page).to have_content("1")
+      expect(page).to have_link('2', href: admin_site_customization_documents_url(page: 2))
+      expect(page).not_to have_content("3")
+      click_link "Next", exact: false
+    end
+
+    expect(page).to have_selector('#documents .document', count: 5)
+  end
+
+  scenario "Create" do
+    visit new_admin_site_customization_document_path
+
+    attach_file("document_attachment", Rails.root + "spec/fixtures/files/logo.pdf")
+    click_button "Upload"
+
+    expect(page).to have_content "Document uploaded succesfully"
+    expect(page).to have_link "logo.pdf", href: Document.last.attachment.url
+  end
+
+  scenario "Errors on create" do
+    visit new_admin_site_customization_document_path
+
+    click_button "Upload"
+
+    expect(page).to have_content "Invalid document"
+  end
+
+  scenario "Destroy", :js do
+    document = create(:document, :admin)
+
+    visit admin_site_customization_documents_path
+
+    within("#document_#{document.id}") do
+      accept_confirm { click_link "Destroy" }
+    end
+
+    expect(page).to have_content "Document deleted succesfully"
+    expect(page).to_not have_content document.title
+  end
+
+end