Execute code with required files

[Neodelf]

Hi there, I'm trying execute code which contain minitest's test with row

require 'minitest/autorun'

but I'm get error

'eval': uninitialized constant Bundler::RubygemsIntegration::File (NameError)

Change (add :Bunder) ALLOWED_CONSTANTS constant not resolves problem. How can I make resolve this issue?