Generate root-relative paths in Active Storage disk service URL methods

Fixes #32129.

2 files changed, 1 insertions, 2 deletions

diff --git a/activestorage/test/models/attachments_test.rb b/activestorage/test/models/attachments_test.rb
index 25e0352eca..cb52a57b33 100644
--- a/activestorage/test/models/attachments_test.rb
+++ b/activestorage/test/models/attachments_test.rb
@@ -126,7 +126,6 @@ class ActiveStorage::AttachmentsTest < ActiveSupport::TestCase
     blob = create_blob_before_direct_upload(filename: "racecar.jpg", content_type: "application/octet-stream", byte_size: 1124062, checksum: "7GjDDNEQb4mzMzsW+MS0JQ==")
     ActiveStorage::Blob.service.upload(blob.key, file_fixture("racecar.jpg").open)
 
-    stub_request(:get, %r{localhost:3000/rails/active_storage/disk/.*}).to_return(body: file_fixture("racecar.jpg"))
     @user.avatar.attach(blob)
 
     assert_equal "image/jpeg", @user.avatar.reload.content_type
diff --git a/activestorage/test/models/blob_test.rb b/activestorage/test/models/blob_test.rb
index 779e47ffb6..202d0fb093 100644
--- a/activestorage/test/models/blob_test.rb
+++ b/activestorage/test/models/blob_test.rb
@@ -140,6 +140,6 @@ class ActiveStorage::BlobTest < ActiveSupport::TestCase
     def expected_url_for(blob, disposition: :inline, filename: nil)
       filename ||= blob.filename
       query_string = { content_type: blob.content_type, disposition: "#{disposition}; #{filename.parameters}" }.to_param
-      "http://localhost:3000/rails/active_storage/disk/#{ActiveStorage.verifier.generate(blob.key, expires_in: 5.minutes, purpose: :blob_key)}/#{filename}?#{query_string}"
+      "/rails/active_storage/disk/#{ActiveStorage.verifier.generate(blob.key, expires_in: 5.minutes, purpose: :blob_key)}/#{filename}?#{query_string}"
     end
 end