Fix parsing breakage from #1003: assigning the lines to $lines broke chomp and the filters.
This test validates the parsing works as expected, and also fixes a minor bug where '-' in features isn't pruned, like in the C++ repo.
QTZ6UUOMFFHMHEMZ2UKRHRZAITXO3WBCXAD3EGLRNKT52K7SANZAC use strict;use warnings;use Setup;use File::Temp;my %ctx = test_init();require Hydra::Helper::Nix;use Test2::V0;my $dir = File::Temp->newdir();my $machines = "$dir/machines";$ENV{'NIX_REMOTE_SYSTEMS'} = $machines;open(my $fh, '>', $machines) or die "Could not open file '$machines' $!";print $fh q|# foobarroot@ip x86_64-darwin /sshkey 15 15 big-parallel,kvm,nixos-test - base64key# Macs# root@bar x86_64-darwin /sshkey 6 1 big-parallelroot@baz aarch64-darwin /sshkey 4 1 big-parallelroot@bux i686-linux,x86_64-linux /var/sshkey 1 1 kvm,nixos-test benchmark|;close $fh;is(Hydra::Helper::Nix::getMachines(), {'root@ip' => {'systemTypes' => ["x86_64-darwin"],'sshKeys' => '/sshkey','maxJobs' => 15,'speedFactor' => 15,'supportedFeatures' => ["big-parallel", "kvm", "nixos-test" ],'mandatoryFeatures' => [ ],},'root@baz' => {'systemTypes' => [ "aarch64-darwin" ],'sshKeys' => '/sshkey','maxJobs' => 4,'speedFactor' => 1,'supportedFeatures' => ["big-parallel"],'mandatoryFeatures' => [],},'root@bux' => {'systemTypes' => [ "i686-linux", "x86_64-linux" ],'sshKeys' => '/var/sshkey','maxJobs' => 1,'speedFactor' => 1,'supportedFeatures' => [ "kvm", "nixos-test", "benchmark" ],'mandatoryFeatures' => [ "benchmark" ],},}, ":)");done_testing;