stack level too deep" when "expect().to receive().once" fails · Issue #2049 · rspec/rspec-rails · GitHub
![ruby on rails - How to check for nested hash arguments using with constraint in Rspec - Stack Overflow ruby on rails - How to check for nested hash arguments using with constraint in Rspec - Stack Overflow](https://i.stack.imgur.com/GSDEP.png)
ruby on rails - How to check for nested hash arguments using with constraint in Rspec - Stack Overflow
expect().to receive() { raise error }` not working on 1.8.7 when `verify_partial_doubles` is true · Issue #623 · rspec/rspec-mocks · GitHub
![Basic Testing in Ruby: Using RSpec to Build a Simple Calculator | by Steven Kandow | The Startup | Medium Basic Testing in Ruby: Using RSpec to Build a Simple Calculator | by Steven Kandow | The Startup | Medium](https://miro.medium.com/v2/resize:fit:1400/1*UBgi9OwzbKdSZa3m3CDmUg.png)