Class: RuboCop::Cop::RSpec::VerifiedDoubles

Inherits:

RuboCop::Cop

• Object
• RuboCop::Cop
• RuboCop::Cop::RSpec::VerifiedDoubles

Defined in:

lib/rubocop/cop/rspec/verified_doubles.rb

Overview

Prefer using verifying doubles over normal doubles. see: relishapp.com/rspec/rspec-mocks/docs/verifying-doubles

Examples:

# bad
it '...' do
  widget = double("Widget")
end

# good
it '...' do
  widget = instance_double("Widget")
end

Constant Summary

MSG =

'Prefer using verifying doubles over normal doubles.'

Instance Method Summary

• #on_send(node) ⇒ Object

Instance Method Details

#on_send(node) ⇒ Object

# File 'lib/rubocop/cop/rspec/verified_doubles.rb', line 22

def on_send(node)
  _receiver, method_name, *_args = *node
  return unless method_name == :double
  add_offense(node,
              :expression,
              format(MSG, node.loc.expression.source))
end