Fix uploading Tempfiles to Azure Storage

Closes #32530.

1 files changed, 17 insertions, 0 deletions

diff --git a/activestorage/test/service/azure_storage_service_test.rb b/activestorage/test/service/azure_storage_service_test.rb
index 76920850d1..09c2e7f99c 100644
--- a/activestorage/test/service/azure_storage_service_test.rb
+++ b/activestorage/test/service/azure_storage_service_test.rb
@@ -16,6 +16,23 @@ if SERVICE_CONFIGURATIONS[:azure]
       assert_match(/(\S+)&rscd=inline%3B\+filename%3D%22avatar\.png%22%3B\+filename\*%3DUTF-8%27%27avatar\.png&rsct=image%2Fpng/, url)
       assert_match SERVICE_CONFIGURATIONS[:azure][:container], url
     end
+
+    test "uploading a tempfile" do
+      begin
+        key  = SecureRandom.base58(24)
+        data = "Something else entirely!"
+
+        Tempfile.open do |file|
+          file.write(data)
+          file.rewind
+          @service.upload(key, file)
+        end
+
+        assert_equal data, @service.download(key)
+      ensure
+        @service.delete(key)
+      end
+    end
   end
 else
   puts "Skipping Azure Storage Service tests because no Azure configuration was supplied"