add test to for handling nested arrays

spec/acceptance/ipset_spec.rb

@@ -36,6 +36,25 @@
  end
  end
 
+ context 'with a nested array' do
+ it 'handles nested arrays with no errors' do
+ pp = <<-EOS
+ include ipset
+ ipset::set{'nested-set':
+ set => ['10.0.0.1', ['10.0.0.2', '10.0.0.42']],
+ type => 'hash:net',
+ }
+ EOS
+ # Run it twice and test for idempotency
+ apply_manifest(pp, catch_failures: true)
+ apply_manifest(pp, catch_changes: true)
+ end
+
+ describe command('ipset list basic-set') do
+ its(:stdout) { is_expected.to match %r{.*basic-set.*Type: hash:net.*10\.0\.0\.2.*}m }
+ end
+ end
+
  context 'can delete ipsets' do
  it 'works even here idempotently with no errors' do
  pp = <<-EOS