Class: RuboCop::Cop::Minitest::AssertEmpty

Inherits:
Base
  • Object
show all
Extended by:
RuboCop::Cop::MinitestCopRule
Defined in:
lib/rubocop/cop/minitest/assert_empty.rb

Overview

Enforces the test to use ‘assert_empty` instead of using `assert(object.empty?)`.

Examples:

# bad
assert(object.empty?)
assert(object.empty?, 'message')

# good
assert_empty(object)
assert_empty(object, 'message')

Instance Method Summary collapse

Methods included from RuboCop::Cop::MinitestCopRule

define_rule

Instance Method Details

#on_send(node) ⇒ Object 



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# File 'lib/rubocop/cop/minitest/assert_empty.rb', line 23

def on_send(node)
  return unless node.method?(:assert)
  return unless node.first_argument.respond_to?(:method?) && node.first_argument.method?(:empty?)
  return unless node.first_argument.arguments.empty?

  add_offense(node, message: offense_message(node.arguments)) do |corrector|
    autocorrect(corrector, node, node.arguments)
  end
end