refactor features/ability_spec and increase test coverage for organization

spec/features/organization_spec.rb

@@ -0,0 +1,51 @@
+require 'spec_helper'
+
+feature Organization do
+  let!(:organization) { create(:organization) }
+  let!(:organization_admin_role) { Role.find_by(name: 'organization_admin', resource: organization) }
+  let(:organization_admin) { create(:user, role_ids: [organization_admin_role.id]) }
+  let(:admin_user) { create(:admin) }
+
+  shared_examples 'successfully updates a organization' do
+    scenario 'updates a exsisting organization', feature: true, js: true do
+      visit edit_admin_organization_path(organization)
+      fill_in 'organization_name', with: 'changed name'
+
+      click_button 'Update Organization'
+
+      organization.reload
+      expect(flash).to eq('Organization successfully updated')
+      expect(organization.name).to eq('changed name')
+    end
+  end
+
+  context 'signed in as site admin' do
+    before do
+      sign_in admin_user
+    end
+    scenario 'creates a new organization', feature: true, js: true do
+      visit new_admin_organization_path
+      fill_in 'organization_name', with: 'Organization name'
+
+      click_button 'Create Organization'
+
+      expect(flash).to eq('Organization successfully created')
+      expect(Organization.last.name).to eq('Organization name')
+    end
+
+    it_behaves_like 'successfully updates a organization'
+  end
+
+  context 'signed in as organization admin' do
+    before do
+      sign_in organization_admin
+    end
+    scenario "can't create new organization", feature: true, js: true do
+      visit new_admin_organization_path
+
+      expect(flash).to eq('You are not authorized to access this page.')
+    end
+
+    it_behaves_like 'successfully updates a organization'
+  end
+end