require 'spec_helper' describe 'shuffle' do it { is_expected.not_to eq(nil) } it { is_expected.to run.with_params.and_raise_error(Puppet::ParseError, %r{wrong number of arguments}i) } it { pending('Current implementation ignores parameters after the first.') is_expected.to run.with_params([], 'extra').and_raise_error(Puppet::ParseError, %r{wrong number of arguments}i) } it { is_expected.to run.with_params(1).and_raise_error(Puppet::ParseError, %r{Requires either array or string to work}) } it { is_expected.to run.with_params({}).and_raise_error(Puppet::ParseError, %r{Requires either array or string to work}) } it { is_expected.to run.with_params(true).and_raise_error(Puppet::ParseError, %r{Requires either array or string to work}) } context 'when running with a specific seed' do # make tests deterministic before(:each) { srand(2) } it { is_expected.to run.with_params([]).and_return([]) } it { is_expected.to run.with_params(['a']).and_return(['a']) } it { is_expected.to run.with_params(['one']).and_return(['one']) } it { is_expected.to run.with_params(%w[one two three]).and_return(%w[two one three]) } it { is_expected.to run.with_params(%w[one two three four]).and_return(%w[four three two one]) } it { is_expected.to run.with_params('').and_return('') } it { is_expected.to run.with_params('a').and_return('a') } it { is_expected.to run.with_params('abc').and_return('bac') } it { is_expected.to run.with_params('abcd').and_return('dcba') } context 'with UTF8 and double byte characters' do it { is_expected.to run.with_params('ůţƒ8 ŧέχŧ şŧґíńģ').and_return('ģńş ůχţέƒŧí8ґŧŧ ') } it { is_expected.to run.with_params('日本語の文字列').and_return('字本日語文列の') } end context 'when using a class extending String' do it { is_expected.to run.with_params(AlsoString.new('asdfghjkl')).and_return('lkhdsfajg') } end end end