perl5.git.perl.org Git - perl5.git/blame_incremental

... / ...

Commit	Line	Data
	1	#./perl
	2
	3	use Test::More tests => 50;
	4
	5	use Scalar::Util qw(refaddr);
	6
	7	{
	8	package Stringifies;
	9
	10	use overload (
	11	fallback => 1,
	12	'""' => sub { "foo" },
	13	'0+' => sub { 42 },
	14	cos => sub { "far side of overload table" },
	15	);
	16
	17	sub new { bless {}, shift };
	18	}
	19
	20	my $x = Stringifies->new;
	21	my $y = qr//;
	22	my $ystr = "$y";
	23
	24	is( "$x", "foo", "stringifies" );
	25	is( "$y", $ystr, "stringifies qr//" );
	26	is( 0 + $x, 42, "numifies" );
	27	is( cos($x), "far side of overload table", "cosinusfies" );
	28
	29	{
	30	no overloading;
	31	is( "$x", overload::StrVal($x), "no stringification" );
	32	is( "$y", overload::StrVal($y), "no stringification of qr//" );
	33	is( 0 + $x, refaddr($x), "no numification" );
	34	is( cos($x), cos(refaddr($x)), "no cosinusfication" );
	35
	36	{
	37	no overloading '""';
	38	is( "$x", overload::StrVal($x), "no stringification" );
	39	is( "$y", overload::StrVal($y), "no stringification of qr//" );
	40	is( 0 + $x, refaddr($x), "no numification" );
	41	is( cos($x), cos(refaddr($x)), "no cosinusfication" );
	42	}
	43	}
	44
	45	{
	46	no overloading '""';
	47
	48	is( "$x", overload::StrVal($x), "no stringification" );
	49	is( "$y", overload::StrVal($y), "no stringification of qr//" );
	50	is( 0 + $x, 42, "numifies" );
	51	is( cos($x), "far side of overload table", "cosinusfies" );
	52
	53	my $q = qr/abc/;
	54	ok "abc" =~ $q, '=~ qr// with no "" overloading';
	55	ok "abcd" =~ /${q}d/, '=~ /foo$qr/ with no "" overloading';
	56	{
	57	no overloading 'qr';
	58	my $q = qr/abc/;
	59	ok "abc" =~ $q, '=~ qr// with no "" or qr overloading';
	60	ok "abcd" =~ /${q}d/, '=~ /foo$qr/ with no "" or qr overloading';
	61	}
	62
	63	{
	64	no overloading;
	65	is( "$x", overload::StrVal($x), "no stringification" );
	66	is( "$y", overload::StrVal($y), "no stringification of qr//" );
	67	is( 0 + $x, refaddr($x), "no numification" );
	68	is( cos($x), cos(refaddr($x)), "no cosinusfication" );
	69	}
	70
	71	use overloading '""';
	72
	73	is( "$x", "foo", "stringifies" );
	74	is( "$y", $ystr, "stringifies qr//" );
	75	is( 0 + $x, 42, "numifies" );
	76	is( cos($x), "far side of overload table", "cosinusfies" );
	77
	78	no overloading '0+';
	79	is( "$x", "foo", "stringifies" );
	80	is( "$y", $ystr, "stringifies qr//" );
	81	is( 0 + $x, refaddr($x), "no numification" );
	82	is( cos($x), "far side of overload table", "cosinusfies" );
	83
	84	{
	85	no overloading '""';
	86	is( "$x", overload::StrVal($x), "no stringification" );
	87	is( "$y", overload::StrVal($y), "no stringification of qr//" );
	88	is( 0 + $x, refaddr($x), "no numification" );
	89	is( cos($x), "far side of overload table", "cosinusfies" );
	90
	91	{
	92	use overloading;
	93	is( "$x", "foo", "stringifies" );
	94	is( "$y", $ystr, "stringifies qr//" );
	95	is( 0 + $x, 42, "numifies" );
	96	is( cos($x), "far side of overload table", "cosinusfies" );
	97	}
	98	}
	99
	100	is( "$x", "foo", "stringifies" );
	101	is( "$y", $ystr, "stringifies qr//" );
	102	is( 0 + $x, refaddr($x), "no numification" );
	103	is( cos($x), "far side of overload table", "cosinusfies" );
	104
	105	no overloading "cos";
	106	is( "$x", "foo", "stringifies" );
	107	is( "$y", $ystr, "stringifies qr//" );
	108	is( 0 + $x, refaddr($x), "no numification" );
	109	is( cos($x), cos(refaddr($x)), "no cosinusfication" );
	110
	111	BEGIN { ok(exists($^H{overloading}), "overloading hint present") }
	112
	113	use overloading;
	114
	115	BEGIN { ok(!exists($^H{overloading}), "overloading hint removed") }
	116	}