75 lines
2.7 KiB
Perl
75 lines
2.7 KiB
Perl
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use Test::More qw( no_plan );
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use strict;
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BEGIN { use_ok('Device::iPod'); }
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require_ok('Device::iPod');
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my $ipod = Device::iPod->new();
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my $m;
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my ($l, $c, $p);
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isa_ok($ipod, 'Device::iPod');
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# Frame a short command
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$m = $ipod->_frame_cmd("\x00\x02\x00\x06");
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ok(defined($m) && ($m eq "\xFF\x55\x04\x00\x02\x00\x06\xF4"), "Framed command valid");
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# Frame a long command
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$m = $ipod->_frame_cmd("\x00" x 1024);
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ok(defined($m) && ($m eq "\xFF\x55\x00\x04\x00" . ("\x00" x 1024) . "\xFC"), "Long framed command valid");
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# Frame an overly long command
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$m = $ipod->_frame_cmd("\x00" x 65537);
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ok(!defined($m) && ($ipod->error() =~ 'Command too long'), "Overly long command failed");
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# Unframe a short command
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($l, $c, $p) = $ipod->_unframe_cmd("\xFF\x55\x04\x00\x02\x00\x06\xF4");
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ok(defined($l) && ($l == 0x00) && ($c == 0x02) && ($p eq "\x00\x06"), "Unframed short command");
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# Unframe a long command
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($l, $c, $p) = $ipod->_unframe_cmd("\xFF\x55\x00\x04\x00" . ("\x00" x 1024) . "\xFC");
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ok(defined($l) && ($l == 0x00) && ($c == 0x00) && ($p eq "\x00" x 1022), "Unframed long command");
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# Frame without sync byte
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($l, $c, $p) = $ipod->_unframe_cmd("\x00");
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ok(!defined($l) && ($ipod->error() =~ /Could not unframe data/), "Frame without sync byte failed");
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# Frame without SOP byte
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($l, $c, $p) = $ipod->_unframe_cmd("\xFF");
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ok(!defined($l) && ($ipod->error() =~ /Could not unframe data/), "Frame without SOP byte failed");
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# Frame with length 0
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($l, $c, $p) = $ipod->_unframe_cmd("\xFF\x55\x00\x00\x00");
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ok(!defined($l) && ($ipod->error() =~ /Length is 0/), "Frame with length 0 failed");
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# Too short frame
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($l, $c, $p) = $ipod->_unframe_cmd("\xFF\x55\x03\x00\x00");
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ok(!defined($l) && ($ipod->error() =~ /Could not unframe data/), "Too short frame failed");
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# Invalid checksum
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($l, $c, $p) = $ipod->_unframe_cmd("\xFF\x55\x03\x00\x00\x00\x00");
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ok(!defined($l) && ($ipod->error() =~ /Invalid checksum/), "Invalid checksum failed");
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# Find a message in a string
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$ipod->{-inbuf} = "\x00\xFF\x55\x00\xFF\xFF\xFF\x55\x04\x00\x02\x00\x06\xF4";
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($c, $l) = $ipod->_message_in_buffer();
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ok(defined($l) && ($c == 6) && ($l == 8), "Found message in buffer");
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# Return message from a string
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$ipod->{-inbuf} = "\x00\xFF\x55\x00\xFF\xFF\xFF\x55\x04\x00\x02\x00\x06\xF4\x00";
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$m = $ipod->_message();
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ok(defined($m) && ($ipod->{-inbuf} eq "\x00"), "Retrieved message from buffer");
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# Return two messages from buffer
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$ipod->{-inbuf} = "\xffU\x04\x00\x02\x00\x13\xe7\xffU\x02\x00\x14\xea";
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$m = $ipod->_message();
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subtest "First message" => sub {
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ok(defined($m), "Message received");
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is($m, "\xffU\x04\x00\x02\x00\x13\xe7");
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};
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$m = $ipod->_message();
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subtest "Second message" => sub {
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ok(defined($m), "Message received");
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is($m, "\xffU\x02\x00\x14\xea");
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};
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