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################################################################################
#
# Copyright (c) 2002-2024 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::More tests => 54;
use Convert::Binary::C @ARGV;
my @stdname = qw( __STDC_HOSTED__ __STDC_VERSION__ );
my @stddef = qw( __STDC_HOSTED__=1 __STDC_VERSION__=199901L );
my $c = Convert::Binary::C->new;
eval {
$c->parse('');
};
is($@, '', 'parse an empty string');
is(scalar $c->macro_names, scalar @stdname, 'STDC macro name count');
is(join(',', sort $c->macro_names), join(',', sort @stdname), 'STDC macro names');
is(scalar $c->macro, scalar @stddef, 'STDC macro count');
is(scalar $c->macro('FOO', 'BAR', 'BAZ'), 3, 'macro count');
is(join(',', sort map { trim_macro($_) } $c->macro),
join(',', sort @stddef), 'STDC macro definitions');
is(join(',', map { trim_macro($_) } $c->macro(@stdname)),
join(',', @stddef), 'STDC macro definitions (arg)');
is(trim_macro(scalar $c->macro('__STDC_HOSTED__')),
'__STDC_HOSTED__=1', 'STDC macro definition (scalar context)');
is_deeply([map { defined $_ ? trim_macro($_) : undef } $c->macro('FOOBAR', @stdname)],
[undef, @stddef], 'STDC macro definitions (arg)');
for my $m ($c->macro_names) {
ok($c->defined($m), "$m defined");
}
ok(!$c->defined('FOOBAR'), 'FOOBAR not defined');
my @name = qw{ DEFINED MULTIPLY };
my @def = ('DEFINED', 'MULTIPLY(x,y)=((x)*(y))');
eval {
$c->parse(<<ENDC);
#define MULTIPLY(x, y) ((x) * (y))
#if 0
# define NOT_DEFINED
#else
# define DEFINED
#endif
ENDC
};
is($@, '', 'parse some defines');
is(scalar $c->macro_names, @stdname + @name, 'macro name count');
is(join(',', sort $c->macro_names),
join(',', sort @stdname, @name), 'macro names');
is(scalar $c->macro, 4, 'macro count');
is(join(',', sort map { trim_macro($_) } $c->macro),
join(',', sort @stddef, @def), 'macro definitions');
is(join(',', map { trim_macro($_) } $c->macro(@name)),
join(',', @def), 'macro definitions (arg)');
is(trim_macro(scalar $c->macro('DEFINED')),
'DEFINED', 'macro definition (scalar context)');
is_deeply([map { defined $_ ? trim_macro($_) : undef } $c->macro('NOT_DEFINED', @name)],
[undef, @def], 'STDC macro definitions (arg)');
for my $m ($c->macro_names) {
ok($c->defined($m), "$m defined");
}
ok(!$c->defined('NOT_DEFINED'), 'NOT_DEFINED not defined');
my $src = $c->sourcify({ Defines => 1 });
my @srcdef = $src =~ /^#define\s+(.*)$/gm;
is(join(',', sort map { trim_macro($_) } @srcdef),
join(',', sort @def), 'sourcify');
my @cfg = (
{ does_reset => 1, config => [ HasCPPComments => 1 ] },
{ does_reset => 0, config => [ PointerSize => 2 ] },
{ does_reset => 1, config => [ HasMacroVAARGS => 1 ] },
{ does_reset => 0, config => [ Warnings => 1 ] },
{ does_reset => 1, config => [ Include => ['a'] ] },
{ does_reset => 1, config => [ Define => ['b'] ] },
{ does_reset => 1, config => [ Assert => ['a(b)'] ] },
);
$c->configure(HasCPPComments => 0,
PointerSize => 4,
HasMacroVAARGS => 0,
Warnings => 0,
Include => [],
Define => [],
Assert => []);
my $d = $c->clone;
for my $t (@cfg) {
$c->clean->parse("#define DEFINED\n");
ok($c->defined('DEFINED'), 'DEFINED defined');
$c->configure(@{$t->{config}});
if ($t->{does_reset}) {
ok(!$c->defined('DEFINED'), "DEFINED not defined after $t->{config}[0]");
}
else {
ok($c->defined('DEFINED'), "DEFINED still defined after $t->{config}[0]");
}
my($meth, @arg) = map { ref $_ ? @$_ : $_ } @{$t->{config}};
$d->clean->parse("#define DEFINED\n");
ok($d->defined('DEFINED'), 'DEFINED defined');
$d->$meth(@arg);
if ($t->{does_reset}) {
ok(!$d->defined('DEFINED'), "DEFINED not defined after $meth");
}
else {
ok($d->defined('DEFINED'), "DEFINED still defined after $meth");
}
}
sub trim_macro
{
my $m = shift;
my @p;
if ($m =~ /^(\w+\([^)]+\))(?:\s+(.*))?$/) {
push @p, $1;
defined $2 and push @p, $2;
}
elsif ($m =~ /^(\w+)(?:\s+(.*))?$/) {
push @p, $1;
defined $2 and push @p, $2;
}
else {
die "unexpected macro format in [$m]\n";
}
for (@p) { s/\s+//g }
return join '=', @p;
}
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