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use lib 't';
BEGIN {
# to handle systems with no installed Test module
# we include the t dir (where a copy of Test.pm is located)
# as a fallback
eval { require Test; };
use Test;
plan tests => 9;
}
use Data::Stag qw(:all);
use FileHandle;
my $fn = shift @ARGV || "t/data/eco.el";
my $tree = Data::Stag->parse($fn);
my ($m) = $tree->getnode('mapping');
if (1) {
my $p = Data::Stag->parser($fn);
$p->handler('graph');
$p->handler->mapping($tree->getnode('mapping'));
$p->parse($fn);
my $g =
$p->handler->graph;
my @s = $g->successors('grass');
print "grass:@s\n";
my @t = $g->toposort('grass');
print "top:@t\n";
my $closure = $g->TransitiveClosure_Floyd_Warshall;
my @s = $closure->successors('grass');
print "grass:@s\n";
}
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