Ruby 3.0.1 + Rails 6.1.3 makes handler spec to fail

[sharshenov]

Ruby 3.0.1 + Rails 6.1.3 makes spec/integration/handler_spec.rb:104 spec to fail with error

Error output

Failures:

1) Handler when job is failing when failure is not handled by ActiveJob retried job headers have error details
   Failure/Error: client.get_messages(vhost, queue, ackmode: ackmode, count: count, encoding: encoding)
   
   Faraday::ResourceNotFound:
     the server responded with status 404
   # /usr/local/bundle/gems/faraday-1.4.2/lib/faraday/response/raise_error.rb:22:in `on_complete'
   # /usr/local/bundle/gems/faraday-1.4.2/lib/faraday/middleware.rb:19:in `block in call'
   # /usr/local/bundle/gems/faraday-1.4.2/lib/faraday/response.rb:59:in `on_complete'
   # /usr/local/bundle/gems/faraday-1.4.2/lib/faraday/middleware.rb:18:in `call'
   # /usr/local/bundle/gems/faraday_middleware-1.0.0/lib/faraday_middleware/response/follow_redirects.rb:79:in `perform_with_redirection'
   # /usr/local/bundle/gems/faraday_middleware-1.0.0/lib/faraday_middleware/response/follow_redirects.rb:67:in `call'
   # /usr/local/bundle/gems/faraday-1.4.2/lib/faraday/rack_builder.rb:154:in `build_response'
   # /usr/local/bundle/gems/faraday-1.4.2/lib/faraday/connection.rb:494:in `run_request'
   # /usr/local/bundle/gems/faraday-1.4.2/lib/faraday/connection.rb:279:in `post'
   # /usr/local/bundle/gems/rabbitmq_http_api_client-1.15.0/lib/rabbitmq/http/client.rb:185:in `get_messages'
   # ./spec/support/rabbitmq_helpers.rb:32:in `messages'
   # ./spec/support/rabbitmq_helpers.rb:58:in `rabbitmq_messages'
   # ./spec/integration/handler_spec.rb:101:in `block (5 levels) in <top (required)>'
   # ./spec/integration/handler_spec.rb:105:in `block (5 levels) in <top (required)>'

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73 examples, 1 failure

Failed examples:

rspec ./spec/integration/handler_spec.rb:104 # Handler when job is failing when failure is not handled by ActiveJob retried job headers have error details

Steps to reproduce:

1. Create a docker-compose.yml with combination of Ruby 3.0.1 and gemfiles/activejob_6.1.x.gemfile gemfile
2. Run docker-compose run rake

docker-compose.yml (docker-compose v1.27.0+)

services:
  rake:
    image: "ruby:3.0.1"
    depends_on:
      rabbitmq:
        condition: service_healthy
      links:
        - rabbitmq
    volumes:
      - './:/app'
      - '.bundle/:/usr/local/bundle/'
    working_dir: /app
    depends_on:
      rabbitmq:
        condition: service_healthy
    environment:
      - BUNDLE_GEMFILE=gemfiles/activejob_6.1.x.gemfile
      - RABBITMQ_URL=amqp://guest:guest@rabbitmq/advanced_sneakers
    command: bash -c "bundle install --jobs 4 --retry 3 && rake"
  rabbitmq:
    image: "rabbitmq:3.8-management-alpine"
    healthcheck:
      test: ["CMD", "rabbitmq-diagnostics", "-q", "listeners"]
      interval: 10s
      timeout: 5s
      retries: 5