use strict;
use File::Spec::Functions;
use Test::More;

plan skip_all => "Test::Cmd not available" unless eval "use Test::Cmd; 1";

my %programs = (
   "netsnmp-pcap"   => "netsnmp-pcap",
);

plan tests => 6 * keys %programs;

for my $command (sort keys %programs) {
    my $program = $programs{$command};
    my $cmdpath = catfile("bin", $command);

    my $cmd = Test::Cmd->new(prog => $cmdpath, workdir => "");
    ok( $cmd, "created Test::Cmd object for $command" );

    # checking option --version
    $cmd->run(args => '--version', 'chdir' => $cmd->curdir);
    is( $?, 0, "exec: $command --version" );
    like( $cmd->stdout, qr/^$program v\d+\.\d+$/i, "  => checking version output" );

    # checking usage
    my $fakeopt = "this-is-not-an-option";
    $cmd->run(args => "--$fakeopt", 'chdir' => $cmd->curdir);
    is( $?, 0, "exec: $command --$fakeopt" );
    like( $cmd->stderr, qr/^Unknown option: $fakeopt$/, "  => checking error" );
    like( $cmd->stdout, qr/^Usage:\s+$command /ms, "  => checking usage");
}