Merge duplicate custom css request specs (#33204)

spec/requests/custom_css_spec.rb

@@ -10,8 +10,14 @@ RSpec.describe 'Custom CSS' do
       it 'returns empty stylesheet' do
         get '/custom.css'
 
-        expect(response.content_type).to include('text/css')
+        expect(response)
-        expect(response.body.presence).to be_nil
+          .to have_http_status(200)
+          .and have_cacheable_headers
+          .and have_attributes(
+            content_type: match('text/css')
+          )
+        expect(response.body.presence)
+          .to be_nil
       end
     end
 
@@ -23,8 +29,14 @@ RSpec.describe 'Custom CSS' do
       it 'returns stylesheet from settings' do
         get '/custom.css'
 
-        expect(response.content_type).to include('text/css')
+        expect(response)
-        expect(response.body.strip).to eq(expected_css)
+          .to have_http_status(200)
+          .and have_cacheable_headers
+          .and have_attributes(
+            content_type: match('text/css')
+          )
+        expect(response.body.strip)
+          .to eq(expected_css)
       end
 
       def expected_css
@@ -44,8 +56,14 @@ RSpec.describe 'Custom CSS' do
       it 'returns stylesheet from settings' do
         get '/custom.css'
 
-        expect(response.content_type).to include('text/css')
+        expect(response)
-        expect(response.body.strip).to eq(expected_css)
+          .to have_http_status(200)
+          .and have_cacheable_headers
+          .and have_attributes(
+            content_type: match('text/css')
+          )
+        expect(response.body.strip)
+          .to eq(expected_css)
       end
 
       def expected_css

spec/requests/custom_stylesheets_spec.rb

@@ -1,18 +0,0 @@
-# frozen_string_literal: true
-
-require 'rails_helper'
-
-RSpec.describe 'Custom stylesheets' do
-  describe 'GET /custom.css' do
-    before { get '/custom.css' }
-
-    it 'returns http success' do
-      expect(response)
-        .to have_http_status(200)
-        .and have_cacheable_headers
-        .and have_attributes(
-          content_type: match('text/css')
-        )
-    end
-  end
-end