swig/Examples/test-suite/perl5/cpp11_std_unique_ptr_runme.pl
William S Fulton 50fc600e8c Add Perl support for std::unique_ptr inputs
Equivalent to Java/C#/Python/Ruby implementations.
2022-07-17 20:23:52 +01:00

75 lines
2.4 KiB
Perl

use strict;
use warnings;
use Test::More tests => 24;
BEGIN { use_ok('cpp11_std_unique_ptr') }
require_ok('cpp11_std_unique_ptr');
# adapted from ../java/cpp11_std_unique_ptr_runme.java
sub checkCount {
my($expected_count) = @_;
my $actual_count = cpp11_std_unique_ptr::Klass::getTotal_count();
is($actual_count, $expected_count, "Counts incorrect, expected: $expected_count actual: $actual_count");
}
# unique_ptr as input
{
my $kin = new cpp11_std_unique_ptr::Klass("KlassInput");
checkCount(1);
my $s = cpp11_std_unique_ptr::takeKlassUniquePtr($kin);
checkCount(0);
is($s, "KlassInput", "Incorrect string: $s");
is(cpp11_std_unique_ptr::is_nullptr($kin), 1, "is_nullptr check");
undef $kin; # Should not fail, even though already deleted
checkCount(0);
}
{
my $kin = new cpp11_std_unique_ptr::Klass("KlassInput");
checkCount(1);
my $s = cpp11_std_unique_ptr::takeKlassUniquePtr($kin);
checkCount(0);
is($s, "KlassInput", "Incorrect string: $s");
is(cpp11_std_unique_ptr::is_nullptr($kin), 1, "is_nullptr check");
eval {
cpp11_std_unique_ptr::takeKlassUniquePtr($kin);
};
like($@, qr/\bcannot release ownership as memory is not owned\b/, "double usage of takeKlassUniquePtr should be an error");
undef $kin; # Should not fail, even though already deleted
checkCount(0);
}
{
my $kin = new cpp11_std_unique_ptr::Klass("KlassInput");
eval {
my $notowned = cpp11_std_unique_ptr::get_not_owned_ptr($kin);
cpp11_std_unique_ptr::takeKlassUniquePtr($notowned);
};
like($@, qr/\bcannot release ownership as memory is not owned\b/, "double usage of takeKlassUniquePtr should be an error");
undef $kin;
checkCount(0);
}
{
my $kini = new cpp11_std_unique_ptr::KlassInheritance("KlassInheritanceInput");
checkCount(1);
my $s = cpp11_std_unique_ptr::takeKlassUniquePtr($kini);
checkCount(0);
is($s, "KlassInheritanceInput", "Incorrect string: $s");
is(cpp11_std_unique_ptr::is_nullptr($kini), 1, "is_nullptr failed");
undef $kini; # Should not fail, even though already deleted
checkCount(0);
}
# unique_ptr as output
my $k1 = cpp11_std_unique_ptr::makeKlassUniquePtr("first");
my $k2 = cpp11_std_unique_ptr::makeKlassUniquePtr("second");
is(cpp11_std_unique_ptr::Klass::getTotal_count, 2, "have 2 pointers");
undef $k1;
is(cpp11_std_unique_ptr::Klass::getTotal_count, 1, "left 1 pointer");
is($k2->getLabel, "second", "proper label");
undef $k2;
is(cpp11_std_unique_ptr::Klass::getTotal_count, 0, "remove all pointers");