3rdparty/modules/stdlib/spec/functions/to_bytes_spec.rb

   1 require 'spec_helper'
   2
   3 describe 'to_bytes' do
   4   it { is_expected.not_to eq(nil) }
   5   it { is_expected.to run.with_params.and_raise_error(Puppet::ParseError, %r{wrong number of arguments}i) }
   6   it { is_expected.to run.with_params('1', 'extras').and_raise_error(Puppet::ParseError, %r{wrong number of arguments}i) }
   7   it { is_expected.to run.with_params([]).and_raise_error(TypeError, %r{(can't convert|no implicit conversion of) Array (in)?to String}) }
   8   it { is_expected.to run.with_params({}).and_raise_error(TypeError, %r{(can't convert|no implicit conversion of) Hash (in)?to String}) }
   9   it { is_expected.to run.with_params(true).and_raise_error(TypeError, %r{(can't convert|no implicit conversion of) (TrueClass|true) (in)?to String}) }
  10
  11   describe 'when passing numbers' do
  12     it { is_expected.to run.with_params(0).and_return(0) }
  13     it { is_expected.to run.with_params(1).and_return(1) }
  14     it { is_expected.to run.with_params(-1).and_return(-1) }
  15     it { is_expected.to run.with_params(1.1).and_return(1.1) }
  16     it { is_expected.to run.with_params(-1.1).and_return(-1.1) }
  17   end
  18
  19   describe 'when passing numbers as strings' do
  20     describe 'without a unit' do
  21       it { is_expected.to run.with_params('1').and_return(1) }
  22       it { is_expected.to run.with_params('-1').and_return(-1) }
  23       # these are so wrong
  24       it { is_expected.to run.with_params('1.1').and_return(1) }
  25       it { is_expected.to run.with_params('-1.1').and_return(-1) }
  26     end
  27
  28     describe 'with a unit' do
  29       it { is_expected.to run.with_params('1k').and_return(1024) }
  30       it { is_expected.to run.with_params('-1kB').and_return(-1024) }
  31       it { is_expected.to run.with_params('1M').and_return(1024 * 1024) }
  32       it { is_expected.to run.with_params('1G').and_return(1024 * 1024 * 1024) }
  33       it { is_expected.to run.with_params('1T').and_return(1024 * 1024 * 1024 * 1024) }
  34       it { is_expected.to run.with_params('1P').and_return(1024 * 1024 * 1024 * 1024 * 1024) }
  35       it { is_expected.to run.with_params('1E').and_return(1024 * 1024 * 1024 * 1024 * 1024 * 1024) }
  36       it { is_expected.to run.with_params('1.5e3M').and_return(1_572_864_000) }
  37
  38       it { is_expected.to run.with_params('4k').and_return(4 * 1024) }
  39       it { is_expected.to run.with_params('-4kB').and_return(4 * -1024) }
  40       it { is_expected.to run.with_params('4M').and_return(4 * 1024 * 1024) }
  41       it { is_expected.to run.with_params('4G').and_return(4 * 1024 * 1024 * 1024) }
  42       it { is_expected.to run.with_params('4T').and_return(4 * 1024 * 1024 * 1024 * 1024) }
  43       it { is_expected.to run.with_params('4P').and_return(4 * 1024 * 1024 * 1024 * 1024 * 1024) }
  44       it { is_expected.to run.with_params('4E').and_return(4 * 1024 * 1024 * 1024 * 1024 * 1024 * 1024) }
  45
  46       # these are so wrong
  47       it { is_expected.to run.with_params('1.0001 k').and_return(1024) }
  48       it { is_expected.to run.with_params('-1.0001 kB').and_return(-1024) }
  49     end
  50
  51     describe 'with a unknown unit' do
  52       it { is_expected.to run.with_params('1KB').and_raise_error(Puppet::ParseError, %r{Unknown prefix}) }
  53       it { is_expected.to run.with_params('1K').and_raise_error(Puppet::ParseError, %r{Unknown prefix}) }
  54       it { is_expected.to run.with_params('1mb').and_raise_error(Puppet::ParseError, %r{Unknown prefix}) }
  55       it { is_expected.to run.with_params('1m').and_raise_error(Puppet::ParseError, %r{Unknown prefix}) }
  56       it { is_expected.to run.with_params('1%').and_raise_error(Puppet::ParseError, %r{Unknown prefix}) }
  57       it { is_expected.to run.with_params('1 p').and_raise_error(Puppet::ParseError, %r{Unknown prefix}) }
  58     end
  59   end
  60
  61   # these are so wrong
  62   describe 'when passing random stuff' do
  63     it { is_expected.to run.with_params('-1....1').and_return(-1) }
  64     it { is_expected.to run.with_params('-1.e.e.e.1').and_return(-1) }
  65     it { is_expected.to run.with_params('-1+1').and_return(-1) }
  66     it { is_expected.to run.with_params('1-1').and_return(1) }
  67     it { is_expected.to run.with_params('1 kaboom').and_return(1024) }
  68     it { is_expected.to run.with_params('kaboom').and_return(0) }
  69   end
  70 end