use CliRunners;

# Create a jobset, evaluate it, and optionally build the jobs.
#
# In return, you get a hash of all the Builds records, keyed
# by their Nix attribute name.
#
# This always uses an `expression` from the `jobsdir` directory.
#
# Hash Parameters:
#
#  * expression: The file in the jobsdir directory to evaluate
#  * build: Bool. Attempt to build all the resulting jobs. Default: false.
sub makeAndEvaluateJobset {
    my ($self, %opts) = @_;
    my $expression = $opts{'expression'} || die "Mandatory 'expression' option not passed to makeAndEValuateJobset.";
    my $should_build = $opts{'build'} // 0;
    # Create a new project for this test
    my $project = $self->db()->resultset('Projects')->create({
        name => rand_chars(),
        displayname => rand_chars(),
        owner => "root"
    });
    # Create a new jobset for this test and set up the inputs
    my $jobset = $project->jobsets->create({
        name => rand_chars(),
        nixexprinput => "jobs",
        nixexprpath => $expression,
        emailoverride => ""
    });
    my $jobsetinput = $jobset->jobsetinputs->create({name => "jobs", type => "path"});
    $jobsetinput->jobsetinputalts->create({altnr => 0, value => $self->jobsdir});
    evalSucceeds($jobset) or die "Evaluating jobs/$expression should exit with return code 0";
    my $builds = {};
    for my $build ($jobset->builds) {
        if ($should_build) {
            runBuild($build) or die "Build '".$build->job."' from jobs/$expression should exit with return code 0";
            $build->discard_changes();
        }
        $builds->{$build->job} = $build;
    }
    return $builds;
}

sub rand_chars {
    return sprintf("%08X", rand(0xFFFFFFFF));
}