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#! /usr/bin/env perl
use strict;
use warnings;
use Test::More;
use Test::Deep;
use Data::DPath qw'dpathr dpath';
use Data::Dumper;
# local $Data::DPath::DEBUG = 1;
use_ok( 'Data::DPath' );
my $data = {
'goal' => 15,
};
# ==================================================
my $res;
# --------------------------------------------------
$res = [ dpath('/goal')->match($data) ];
isnt("".\($data->{goal}), "".\($res->[0]), "ROOT/KEY - references are to copies");
# diag "orig: " . $data->{goal} . " -- " . \($data->{goal});
# diag "dpath: " . $res->[0] . " -- " . \($res->[0]);
$res = [ dpathr('/goal')->match($data) ];
is("".\($data->{goal}), "".$res->[0], "ROOT/KEY - references are the same");
# diag "orig: \\" . $data->{goal} . " -- " . \($data->{goal});
# diag "dpathr: \\" . ${$res->[0]} . " -- " . $res->[0];
# --------------------------------------------------
$res = [ dpath('//goal')->match($data) ];
isnt("".\($data->{goal}), "".\($res->[0]), "ANYWHERE/KEY - references are to copies");
# diag "orig: " . $data->{goal} . " -- " . \($data->{goal});
# diag "dpath: " . $res->[0] . " -- " . \($res->[0]);
$res = [ dpathr('//goal')->match($data) ];
is("".\($data->{goal}), "".$res->[0], "ANYWHERE/KEY - references are the same");
# diag "orig: \\" . $data->{goal} . " -- " . \($data->{goal});
# diag "dpathr: \\" . ${$res->[0]} . " -- " . $res->[0];
# --------------------------------------------------
$res = [ dpath('/*')->match($data) ];
isnt("".\($data->{goal}), "".\($res->[0]), "ROOT/ANYSTEP - references are to copies");
# diag "orig: " . $data->{goal} . " -- " . \($data->{goal});
# diag "dpath: " . $res->[0] . " -- " . \($res->[0]);
$res = [ dpathr('/*')->match($data) ];
is("".\($data->{goal}), "".$res->[0], "ROOT/ANYSTEP - references are the same");
# diag "orig: \\" . $data->{goal} . " -- " . \($data->{goal});
# diag "dpathr: \\" . ${$res->[0]} . " -- " . $res->[0];
# --------------------------------------------------
$res = [ dpath('//*')->match($data) ];
isnt("".\($data->{goal}), "".\($res->[0]), "ANYWHERE/ANYSTEP - references are to copies");
# diag "orig: " . $data->{goal} . " -- " . \($data->{goal});
# diag "dpath: " . $res->[0] . " -- " . \($res->[0]);
$res = [ dpathr('//*')->match($data) ];
is("".\($data->{goal}), "".$res->[0], "ANYWHERE/ANYSTEP - references are the same");
# diag "orig: \\" . $data->{goal} . " -- " . \($data->{goal});
# diag "dpathr: \\" . ${$res->[0]} . " -- " . $res->[0];
# --------------------------------------------------
my $old = $data->{goal};
my $new = 17;
# --------------------------------------------------
is($data->{goal}, $old, "ANYWHERE/KEY -- value before change");
$res = [ dpathr('//goal')->match($data) ];
${$res->[0]} = $new;
is($data->{goal}, $new, "ANYWHERE/KEY -- value after change");
$res = [ dpathr("//goal[ value eq $new]")->match($data) ];
is(${$res->[0]}, $new, "ANYWHERE/KEY[FILTER] -- found again with new value");
${$res->[0]} = $old;
is($data->{goal}, $old, "ANYWHERE/KEY[FILTER] -- value changed back to orig");
$res = [ dpathr("//goal[ value eq $old]")->match($data) ];
is(${$res->[0]}, $old, "ANYWHERE/KEY[FILTER] -- found again with orig value");
# --------------------------------------------------
is($data->{goal}, $old, "modify -- ANYWHERE/KEY -- value before change");
$res = [ dpathr("//goal")->match($data) ];
${$res->[0]} = $new;
is($data->{goal}, $new, "modify -- ANYWHERE/KEY -- value after change");
$res = [ dpathr("//goal[ value eq $new]")->match($data) ];
is(${$res->[0]}, $new, "modify -- ANYWHERE/KEY[FILTER] -- found again with new value");
${$res->[0]} = $old;
is($data->{goal}, $old, "modify -- ANYWHERE/KEY[FILTER] -- value changed back to orig");
$res = [ dpathr("//goal[ value eq $old]")->match($data) ];
is(${$res->[0]}, $old, "modify -- ANYWHERE/KEY[FILTER] -- found again with orig value");
# --------------------------------------------------
is($data->{goal}, $old, "modify -- ANYWHERE/ANYSTEP -- value before change");
$res = [ dpathr("//*")->match($data) ];
${$res->[0]} = $new;
is($data->{goal}, $new, "modify -- ANYWHERE/ANYSTEP -- value after change");
$res = [ dpathr("//*[ value eq $new]")->match($data) ];
is(${$res->[0]}, $new, "modify -- ANYWHERE/ANYSTEP[FILTER] -- found again with new value");
${$res->[0]} = $old;
is($data->{goal}, $old, "modify -- ANYWHERE/ANYSTEP[FILTER] -- value changed back to orig");
$res = [ dpathr("//*[ value eq $old]")->match($data) ];
is(${$res->[0]}, $old, "modify -- ANYWHERE/ANYSTEP[FILTER] -- found again with orig value");
# --------------------------------------------------
is($data->{goal}, $old, "modify -- ANYWHERE/ANYSTEP/PARENT/ANYSTEP -- value before change");
$res = [ dpathr("//*/../*")->match($data) ];
${$res->[0]} = $new;
is($data->{goal}, $new, "modify -- ANYWHERE/ANYSTEP/PARENT/ANYSTEP -- value after change");
$res = [ dpathr("//*/../*[ value eq $new]")->match($data) ];
is(${$res->[0]}, $new, "modify -- ANYWHERE/ANYSTEP/PARENT/ANYSTEP[FILTER] -- found again with new value");
${$res->[0]} = $old;
is($data->{goal}, $old, "modify -- ANYWHERE/ANYSTEP/PARENT/ANYSTEP[FILTER] -- value changed back to orig");
$res = [ dpathr("//*/../*[ value eq $old]")->match($data) ];
is(${$res->[0]}, $old, "modify -- ANYWHERE/ANYSTEP/PARENT/ANYSTEP[FILTER] -- found again with orig value");
# --------------------------------------------------
done_testing();
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