package main;
$| = 1;
-use Test::More tests => 558;
+use Test::More tests => 605;
$a = new Oscalar "087";
}
is($int, 9);
is($out, 1024);
+is($int, 9);
+{
+ BEGIN { overload::constant 'integer' => sub {$int++; shift()+1}; }
+ eval q{$out = 42};
+}
+is($int, 10);
+is($out, 43);
$foo = 'foo';
$foo1 = 'f\'o\\o';
}
{
+ {
+ package QRonly;
+ use overload qr => sub { qr/x/ }, fallback => 1;
+ }
+ {
+ my $x = bless [], "QRonly";
+
+ # like tries to be too clever, and decides that $x-stringified
+ # doesn't look like a regex
+ ok("x" =~ $x, "qr-only matches");
+ ok("y" !~ $x, "qr-only doesn't match what it shouldn't");
+ ok("xx" =~ /x$x/, "qr-only matches with concat");
+ like("$x", qr/^QRonly=ARRAY/, "qr-only doesn't have string overload");
+
+ my $qr = bless qr/y/, "QRonly";
+ ok("x" =~ $qr, "qr with qr-overload uses overload");
+ ok("y" !~ $qr, "qr with qr-overload uses overload");
+ is("$qr", "".qr/y/, "qr with qr-overload stringify");
+
+ my $rx = $$qr;
+ ok("y" =~ $rx, "bare rx with qr-overload doesn't overload match");
+ ok("x" !~ $rx, "bare rx with qr-overload doesn't overload match");
+ is("$rx", "".qr/y/, "bare rx with qr-overload stringify");
+ }
+ {
+ package QRandSTR;
+ use overload qr => sub { qr/x/ }, q/""/ => sub { "y" };
+ }
+ {
+ my $x = bless [], "QRandSTR";
+ ok("x" =~ $x, "qr+str uses qr for match");
+ ok("y" !~ $x, "qr+str uses qr for match");
+ ok("xx" =~ /x$x/, "qr+str uses qr for match with concat");
+ is("$x", "y", "qr+str uses str for stringify");
+
+ my $qr = bless qr/z/, "QRandSTR";
+ is("$qr", "y", "qr with qr+str uses str for stringify");
+ ok("xx" =~ /x$x/, "qr with qr+str uses qr for match");
+
+ my $rx = $$qr;
+ ok("z" =~ $rx, "bare rx with qr+str doesn't overload match");
+ is("$rx", "".qr/z/, "bare rx with qr+str doesn't overload stringify");
+ }
+ {
+ package QRany;
+ use overload qr => sub { $_[0]->(@_) };
+
+ package QRself;
+ use overload qr => sub { $_[0] };
+ }
+ {
+ my $rx = bless sub { ${ qr/x/ } }, "QRany";
+ ok("x" =~ $rx, "qr overload accepts a bare rx");
+ ok("y" !~ $rx, "qr overload accepts a bare rx");
+
+ my $str = bless sub { "x" }, "QRany";
+ ok(!eval { "x" =~ $str }, "qr overload doesn't accept a string");
+ like($@, qr/^Overloaded qr did not return a REGEXP/, "correct error");
+
+ my $oqr = bless qr/z/, "QRandSTR";
+ my $oqro = bless sub { $oqr }, "QRany";
+ ok("z" =~ $oqro, "qr overload doesn't recurse");
+
+ my $qrs = bless qr/z/, "QRself";
+ ok("z" =~ $qrs, "qr overload can return self");
+ }
+ {
+ package STRonly;
+ use overload q/""/ => sub { "x" };
+
+ package STRonlyFB;
+ use overload q/""/ => sub { "x" }, fallback => 1;
+ }
+ {
+ my $fb = bless [], "STRonlyFB";
+ ok("x" =~ $fb, "qr falls back to \"\"");
+ ok("y" !~ $fb, "qr falls back to \"\"");
+
+ my $nofb = bless [], "STRonly";
+ ok("x" =~ $nofb, "qr falls back even without fallback");
+ ok("y" !~ $nofb, "qr falls back even without fallback");
+ }
+}
+
+{
my $twenty_three = 23;
# Check that constant overloading propagates into evals
BEGIN { overload::constant integer => sub { 23 } }
ok(!$b, "Expect overloaded boolean");
ok(!$a, "Expect overloaded boolean");
}
+
+{
+ package Flrbbbbb;
+ use overload
+ bool => sub { shift->{truth} eq 'yes' },
+ '0+' => sub { shift->{truth} eq 'yes' ? '1' : '0' },
+ '!' => sub { shift->{truth} eq 'no' },
+ fallback => 1;
+
+ sub new { my $class = shift; bless { truth => shift }, $class }
+
+ package main;
+
+ my $yes = Flrbbbbb->new('yes');
+ my $x;
+ $x = 1 if $yes; is($x, 1);
+ $x = 2 unless $yes; is($x, 1);
+ $x = 3 if !$yes; is($x, 1);
+ $x = 4 unless !$yes; is($x, 4);
+
+ my $no = Flrbbbbb->new('no');
+ $x = 0;
+ $x = 1 if $no; is($x, 0);
+ $x = 2 unless $no; is($x, 2);
+ $x = 3 if !$no; is($x, 3);
+ $x = 4 unless !$no; is($x, 3);
+
+ $x = 0;
+ $x = 1 if !$no && $yes; is($x, 1);
+ $x = 2 unless !$no && $yes; is($x, 1);
+ $x = 3 if $no || !$yes; is($x, 1);
+ $x = 4 unless $no || !$yes; is($x, 4);
+
+ $x = 0;
+ $x = 1 if !$no || !$yes; is($x, 1);
+ $x = 2 unless !$no || !$yes; is($x, 1);
+ $x = 3 if !$no && !$yes; is($x, 1);
+ $x = 4 unless !$no && !$yes; is($x, 4);
+}
+
{
use Scalar::Util 'weaken';