Contents

require 'facets/ruby'
require 'test/unit'
require 'set'

class TestEnumerablePermutation < Test::Unit::TestCase

  def test_permutation
    o = Set.new
    %w[a b c].permutation{ |x| o << x.join('') }
    r = Set.new(['abc','acb','bac','bca','cab','cba'])
    assert_equal( r, o )
  end

end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
facets-2.4.0	test/test_ruby/array/test_permutation.rb
facets-2.4.1	test/test_ruby/array/test_permutation.rb