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require 'puppet'
require 'spec_helper'
require 'puppet_spec/compiler'
require 'matchers/resource'
require 'shared_behaviours/iterative_functions'
describe 'the map method can' do
include PuppetSpec::Compiler
include Matchers::Resource
it 'map on an array (multiplying each value by 2)' do
catalog = compile_to_catalog(<<-MANIFEST)
$a = [1,2,3]
$a.map |$x|{ $x*2}.each |$v|{
file { "/file_$v": ensure => present }
}
MANIFEST
expect(catalog).to have_resource("File[/file_2]").with_parameter(:ensure, 'present')
expect(catalog).to have_resource("File[/file_4]").with_parameter(:ensure, 'present')
expect(catalog).to have_resource("File[/file_6]").with_parameter(:ensure, 'present')
end
it 'map on an enumerable type (multiplying each value by 2)' do
catalog = compile_to_catalog(<<-MANIFEST)
$a = Integer[1,3]
$a.map |$x|{ $x*2}.each |$v|{
file { "/file_$v": ensure => present }
}
MANIFEST
expect(catalog).to have_resource("File[/file_2]").with_parameter(:ensure, 'present')
expect(catalog).to have_resource("File[/file_4]").with_parameter(:ensure, 'present')
expect(catalog).to have_resource("File[/file_6]").with_parameter(:ensure, 'present')
end
it 'map on an integer (multiply each by 3)' do
catalog = compile_to_catalog(<<-MANIFEST)
3.map |$x|{ $x*3}.each |$v|{
file { "/file_$v": ensure => present }
}
MANIFEST
expect(catalog).to have_resource("File[/file_0]").with_parameter(:ensure, 'present')
expect(catalog).to have_resource("File[/file_3]").with_parameter(:ensure, 'present')
expect(catalog).to have_resource("File[/file_6]").with_parameter(:ensure, 'present')
end
it 'map on a string' do
catalog = compile_to_catalog(<<-MANIFEST)
$a = {a=>x, b=>y}
"ab".map |$x|{$a[$x]}.each |$v|{
file { "/file_$v": ensure => present }
}
MANIFEST
expect(catalog).to have_resource("File[/file_x]").with_parameter(:ensure, 'present')
expect(catalog).to have_resource("File[/file_y]").with_parameter(:ensure, 'present')
end
it 'map on an array (multiplying value by 10 in even index position)' do
catalog = compile_to_catalog(<<-MANIFEST)
$a = [1,2,3]
$a.map |$i, $x|{ if $i % 2 == 0 {$x} else {$x*10}}.each |$v|{
file { "/file_$v": ensure => present }
}
MANIFEST
expect(catalog).to have_resource("File[/file_1]").with_parameter(:ensure, 'present')
expect(catalog).to have_resource("File[/file_20]").with_parameter(:ensure, 'present')
expect(catalog).to have_resource("File[/file_3]").with_parameter(:ensure, 'present')
end
it 'map on a hash selecting keys' do
catalog = compile_to_catalog(<<-MANIFEST)
$a = {'a'=>1,'b'=>2,'c'=>3}
$a.map |$x|{ $x[0]}.each |$k|{
file { "/file_$k": ensure => present }
}
MANIFEST
expect(catalog).to have_resource("File[/file_a]").with_parameter(:ensure, 'present')
expect(catalog).to have_resource("File[/file_b]").with_parameter(:ensure, 'present')
expect(catalog).to have_resource("File[/file_c]").with_parameter(:ensure, 'present')
end
it 'map on a hash selecting keys - using two block parameters' do
catalog = compile_to_catalog(<<-MANIFEST)
$a = {'a'=>1,'b'=>2,'c'=>3}
$a.map |$k,$v|{ file { "/file_$k": ensure => present }
}
MANIFEST
expect(catalog).to have_resource("File[/file_a]").with_parameter(:ensure, 'present')
expect(catalog).to have_resource("File[/file_b]").with_parameter(:ensure, 'present')
expect(catalog).to have_resource("File[/file_c]").with_parameter(:ensure, 'present')
end
it 'map on a hash using captures-last parameter' do
catalog = compile_to_catalog(<<-MANIFEST)
$a = {'a'=>present,'b'=>absent,'c'=>present}
$a.map |*$kv|{ file { "/file_${kv[0]}": ensure => $kv[1] } }
MANIFEST
expect(catalog).to have_resource("File[/file_a]").with_parameter(:ensure, 'present')
expect(catalog).to have_resource("File[/file_b]").with_parameter(:ensure, 'absent')
expect(catalog).to have_resource("File[/file_c]").with_parameter(:ensure, 'present')
end
it 'each on a hash selecting value' do
catalog = compile_to_catalog(<<-MANIFEST)
$a = {'a'=>1,'b'=>2,'c'=>3}
$a.map |$x|{ $x[1]}.each |$k|{ file { "/file_$k": ensure => present } }
MANIFEST
expect(catalog).to have_resource("File[/file_1]").with_parameter(:ensure, 'present')
expect(catalog).to have_resource("File[/file_2]").with_parameter(:ensure, 'present')
expect(catalog).to have_resource("File[/file_3]").with_parameter(:ensure, 'present')
end
it 'each on a hash selecting value - using two block parameters' do
catalog = compile_to_catalog(<<-MANIFEST)
$a = {'a'=>1,'b'=>2,'c'=>3}
$a.map |$k,$v|{ file { "/file_$v": ensure => present } }
MANIFEST
expect(catalog).to have_resource("File[/file_1]").with_parameter(:ensure, 'present')
expect(catalog).to have_resource("File[/file_2]").with_parameter(:ensure, 'present')
expect(catalog).to have_resource("File[/file_3]").with_parameter(:ensure, 'present')
end
context "handles data type corner cases" do
it "map gets values that are false" do
catalog = compile_to_catalog(<<-MANIFEST)
$a = [false,false]
$a.map |$x| { $x }.each |$i, $v| {
file { "/file_$i.$v": ensure => present }
}
MANIFEST
expect(catalog).to have_resource("File[/file_0.false]").with_parameter(:ensure, 'present')
expect(catalog).to have_resource("File[/file_1.false]").with_parameter(:ensure, 'present')
end
it "map gets values that are nil" do
Puppet::Parser::Functions.newfunction(:nil_array, :type => :rvalue) do |args|
[nil]
end
catalog = compile_to_catalog(<<-MANIFEST)
$a = nil_array()
$a.map |$x| { $x }.each |$i, $v| {
file { "/file_$i.$v": ensure => present }
}
MANIFEST
expect(catalog).to have_resource("File[/file_0.]").with_parameter(:ensure, 'present')
end
end
it_should_behave_like 'all iterative functions argument checks', 'map'
it_should_behave_like 'all iterative functions hash handling', 'map'
end
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