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# Copyright (C) 2018 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
use Automake::CondStack;
use Automake::Condition qw (TRUE FALSE);
use Automake::Location;
# The different test cases. What happens with IF alone?
my @tests = (['IF', 'ELSE', 'ENDIF'],
['ELSE', 'ENDIF'],
['IF', 'ENDIF'],
['ENDIF'],
['IF', 'ELSE', 'IF', 'ELSE', 'ENDIF']);
my @exp_res = (0, 1, 0, 1, 0);
my $where = new Automake::Location "/dev/null:0";
sub test_cond_stack ()
{
my @real_res = ();
for (@tests)
{
# Reset conditional stack for each test case
@cond_stack = ();
my $res = 0;
my $else_called = 0;
for my $test (@$_)
{
if ($test eq 'IF')
{
cond_stack_if (undef, 'FALSE', $where);
}
if ($test eq 'ELSE')
{
$else_called = 1;
if (cond_stack_else ('!', 'FALSE', $where) == FALSE)
{
$res = 1;
last;
}
}
if ($test eq 'ENDIF')
{
my $cond = ($else_called ? TRUE : FALSE);
if (cond_stack_else (undef, undef, $where) == $cond)
{
$res = 1;
last;
}
}
}
push @real_res, $res;
}
print "@real_res\n";
print "@exp_res\n";
for my $i (0 .. $#exp_res)
{
return 1 if $real_res[$i] ne $exp_res[$i];
}
return 0;
}
exit (test_cond_stack);
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