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################################################################################
#
# $Project: /Convert-Binary-C $
# $Author: mhx $
# $Date: 2009/03/15 04:10:58 +0100 $
# $Revision: 18 $
# $Source: /tests/204_enum.t $
#
################################################################################
#
# Copyright (c) 2002-2009 Marcus Holland-Moritz. All rights reserved.
# This program is free software; you can redistribute it and/or modify
# it under the same terms as Perl itself.
#
################################################################################
use Test;
use Convert::Binary::C @ARGV;
$^W = 1;
BEGIN { plan tests => 182 }
eval {
$p = new Convert::Binary::C ByteOrder => 'BigEndian',
EnumSize => 4,
EnumType => 'Integer';
};
ok($@,'',"failed to create Convert::Binary::C object");
eval {
$p->parse(<<'EOF');
enum ubyte_u {
ZERO, ONE, TWO, THREE,
ANOTHER_ONE = 1,
BIGGEST = 255
};
enum sbyte_u {
MINUS_TWO = -2, MINUS_ONE, Z_E_R_O, PLUS_ONE,
NEG = -1, NOTHING, POS,
MIN = -128, MAX = 127
};
enum uword_u { W_BIGGEST = 65535 };
enum sword_u { W_MIN = -32768, W_MAX = 32767 };
enum ulong_u { WHATEVER = 65536 };
enum slong_u { NEGATIVE = -32769 };
enum sword_s { SWS = -129 };
enum uword_s { UWS = 128 };
enum slong_s { SLS = -32769 };
enum ulong_s { ULS = 32768 };
EOF
};
ok($@,'',"parse() failed");
# catch all warnings for further checks
$SIG{__WARN__} = sub { push @warn, $_[0] };
sub chkwarn {
ok( scalar @warn, scalar @_, "wrong number of warnings" );
ok( shift @warn, $_ ) for @_;
@warn = ();
}
#-----------------------------------------------------
# check sizeof()
#-----------------------------------------------------
ok($p->sizeof('ubyte_u'),4,"ubyte_u size");
ok($p->sizeof('sbyte_u'),4,"sbyte_u size");
ok($p->sizeof('uword_u'),4,"uword_u size");
ok($p->sizeof('sword_u'),4,"sword_u size");
ok($p->sizeof('ulong_u'),4,"ulong_u size");
ok($p->sizeof('slong_u'),4,"slong_u size");
eval { $p->EnumSize( -1 ) };
ok($@,'',"failed in configure"); chkwarn;
ok($p->sizeof('ubyte_u'),2,"ubyte_u size");
ok($p->sizeof('sbyte_u'),1,"sbyte_u size");
ok($p->sizeof('uword_u'),4,"uword_u size");
ok($p->sizeof('sword_u'),2,"sword_u size");
ok($p->sizeof('ulong_u'),4,"ulong_u size");
ok($p->sizeof('slong_u'),4,"slong_u size");
ok($p->sizeof('uword_s'),2,"uword_u size");
ok($p->sizeof('sword_s'),2,"sword_u size");
ok($p->sizeof('ulong_s'),4,"ulong_u size");
ok($p->sizeof('slong_s'),4,"slong_u size");
eval { $p->EnumSize( 0 ) };
ok($@,'',"failed in configure"); chkwarn;
ok($p->sizeof('ubyte_u'),1,"ubyte_u size");
ok($p->sizeof('sbyte_u'),1,"sbyte_u size");
ok($p->sizeof('uword_u'),2,"uword_u size");
ok($p->sizeof('sword_u'),2,"sword_u size");
ok($p->sizeof('ulong_u'),4,"ulong_u size");
ok($p->sizeof('slong_u'),4,"slong_u size");
#-----------------------------------------------------
# check enum types
#-----------------------------------------------------
@ubyte = (
[ 0, 'ZERO' ],
[ 1, 'ONE' ],
[ 2, 'TWO' ],
[ 3, 'THREE' ],
[ 42, '<ENUM:42>'],
[255, 'BIGGEST' ],
);
for( @ubyte ) {
eval { $pk = $p->unpack( 'ubyte_u', pack('C', $_->[0]) ) };
ok($@,'',"failed for (@$_)"); chkwarn;
ok($_->[0] == $pk); chkwarn;
ok($_->[1] ne $pk); chkwarn;
}
eval { $p->EnumType( 'String' ) };
ok($@,'',"failed in configure"); chkwarn;
for( @ubyte ) {
eval { $pk = $p->unpack( 'ubyte_u', pack('C', $_->[0]) ) };
ok($@,'',"failed for (@$_)"); chkwarn;
ok($_->[0] != $pk ? 1 : $_->[0] == 0);
chkwarn( qr/Argument "$pk" isn't numeric/ );
ok($_->[1] eq $pk); chkwarn;
}
eval { $p->EnumType( 'Both' ) };
ok($@,'',"failed in configure"); chkwarn;
for( @ubyte ) {
eval { $pk = $p->unpack( 'ubyte_u', pack('C', $_->[0]) ) };
ok($@,'',"failed for (@$_)"); chkwarn;
ok($_->[0] == $pk); chkwarn;
ok($_->[1] eq $pk); chkwarn;
}
#-----------------------------------------------------
# check pack/unpack
# (some of these may issue warnings in the future)
#-----------------------------------------------------
@sbyte = (
['ZERO', 0, 'Z_E_R_O' ],
['NOTHING', 0, 'Z_E_R_O' ],
[-2, -2, 'MINUS_TWO'],
['-2', -2, 'MINUS_TWO'],
['POS', 1, 'PLUS_ONE' ],
['THREE', 3, '<ENUM:3>' ],
);
for( @sbyte ) {
eval { $pk = $p->unpack( 'sbyte_u', $p->pack( 'sbyte_u', $_->[0] ) ) };
ok($@,'',"failed for (@$_)"); chkwarn;
ok($_->[1] == $pk); chkwarn;
ok($_->[2] eq $pk); chkwarn;
}
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