Add response.content_type checks for JSON to api/v1 request specs (#31981)

spec/requests/api/v1/media_spec.rb

@@ -21,6 +21,8 @@ RSpec.describe 'Media' do
       subject
 
       expect(response).to have_http_status(200)
+      expect(response.content_type)
+        .to start_with('application/json')
       expect(response.parsed_body).to match(
         a_hash_including(
           id: media.id.to_s,
@@ -39,6 +41,8 @@ RSpec.describe 'Media' do
         subject
 
         expect(response).to have_http_status(206)
+        expect(response.content_type)
+          .to start_with('application/json')
       end
     end
 
@@ -49,6 +53,8 @@ RSpec.describe 'Media' do
         subject
 
         expect(response).to have_http_status(404)
+        expect(response.content_type)
+          .to start_with('application/json')
       end
     end
 
@@ -59,6 +65,8 @@ RSpec.describe 'Media' do
         subject
 
         expect(response).to have_http_status(404)
+        expect(response.content_type)
+          .to start_with('application/json')
       end
     end
   end
@@ -75,6 +83,8 @@ RSpec.describe 'Media' do
         subject
 
         expect(response).to have_http_status(200)
+        expect(response.content_type)
+          .to start_with('application/json')
         expect(MediaAttachment.first).to be_present
         expect(MediaAttachment.first).to have_attached_file(:file)
 
@@ -102,6 +112,8 @@ RSpec.describe 'Media' do
           subject
 
           expect(response).to have_http_status(422)
+          expect(response.content_type)
+            .to start_with('application/json')
         end
       end
 
@@ -112,6 +124,8 @@ RSpec.describe 'Media' do
           subject
 
           expect(response).to have_http_status(500)
+          expect(response.content_type)
+            .to start_with('application/json')
         end
       end
     end
@@ -153,6 +167,8 @@ RSpec.describe 'Media' do
         subject
 
         expect(response).to have_http_status(404)
+        expect(response.content_type)
+          .to start_with('application/json')
       end
     end
 
@@ -171,6 +187,8 @@ RSpec.describe 'Media' do
           subject
 
           expect(response).to have_http_status(404)
+          expect(response.content_type)
+            .to start_with('application/json')
         end
       end
     end