#!perl -T
use lib "t";
use TestTools;
use Test::More tests => 10;
use Device::USB;
use strict;
use warnings;
my $usb = Device::USB->new();
ok( defined $usb, "Object successfully created" );
my $bus = ($usb->list_busses())[0];
SKIP:
{
skip "No installed USB buses", 9 unless defined $bus;
can_ok( $bus, "list_devices_if" );
eval { $bus->list_devices_if() };
like( $@, qr/Missing predicate/, "Requires a predicate." );
eval { $bus->list_devices_if( 1 ) };
like( $@, qr/Predicate must be/, "Requires a code reference." );
my $busses = $usb->list_busses();
ok( defined $busses, "USB busses found" );
my ($found_bus, $found_device) =
TestTools::find_an_installed_device_and_bus( 0, @{$busses} );
skip "No installed USB devices", 5 unless defined $found_device;
my $vendor = $found_device->idVendor();
my $product = $found_device->idProduct();
my @devices = $found_bus->list_devices_if(
sub { $_->idVendor() == $vendor && $_->idProduct() == $product }
);
my $device_count = @devices;
ok( 0 < $device_count, "At least one device found" );
my $matches = grep { $_->idVendor() == $vendor && $_->idProduct() == $product }
@devices;
is( $matches, $device_count, "All match vendor and product" );
my @vendor_devices = $found_bus->list_devices_if(
sub { $_->idVendor() == $vendor }
);
my $vdevice_count = @vendor_devices;
ok( $device_count <= $vdevice_count, "At least one device found" );
$matches = grep { $_->idVendor() == $vendor } @vendor_devices;
is( $matches, $vdevice_count, "All match vendor" );
my @all_devices = $found_bus->list_devices_if( sub { defined } );
my $all_count = @all_devices;
ok( $vdevice_count <= $all_count, "At least one device found" );
}