1#!./perl -w 2 3use strict; 4 5BEGIN { 6 chdir 't'; 7 require './test.pl'; 8} 9 10plan(tests => 32); 11 12sub r { 13 return qr/Good/; 14} 15 16my $a = r(); 17object_ok($a, 'Regexp'); 18my $b = r(); 19object_ok($b, 'Regexp'); 20 21my $b1 = $b; 22 23isnt($a + 0, $b + 0, 'Not the same object'); 24 25bless $b, 'Pie'; 26 27object_ok($b, 'Pie'); 28object_ok($a, 'Regexp'); 29object_ok($b1, 'Pie'); 30 31my $c = r(); 32like("$c", qr/Good/); 33my $d = r(); 34like("$d", qr/Good/); 35 36my $d1 = $d; 37 38isnt($c + 0, $d + 0, 'Not the same object'); 39 40$$d = 'Bad'; 41 42like("$c", qr/Good/); 43is($$d, 'Bad'); 44is($$d1, 'Bad'); 45 46# Assignment to an implicitly blessed Regexp object retains the class 47# (No different from direct value assignment to any other blessed SV 48 49object_ok($d, 'Regexp'); 50like("$d", qr/\ARegexp=SCALAR\(0x[0-9a-f]+\)\z/); 51 52# As does an explicitly blessed Regexp object. 53 54my $e = bless qr/Faux Pie/, 'Stew'; 55 56object_ok($e, 'Stew'); 57$$e = 'Fake!'; 58 59is($$e, 'Fake!'); 60object_ok($e, 'Stew'); 61like("$e", qr/\Stew=SCALAR\(0x[0-9a-f]+\)\z/); 62 63# [perl #96230] qr// should not have the reuse-last-pattern magic 64"foo" =~ /foo/; 65like "bar",qr//,'[perl #96230] =~ qr// does not reuse last successful pat'; 66"foo" =~ /foo/; 67$_ = "bar"; 68$_ =~ s/${qr||}/baz/; 69is $_, "bazbar", '[perl #96230] s/$qr// does not reuse last pat'; 70 71{ 72 my $x = 1.1; $x = ${qr//}; 73 pass 'no assertion failure when upgrading NV to regexp'; 74} 75 76sub TIESCALAR{bless[]} 77sub STORE { is ref\pop, "REGEXP", "stored regexp" } 78tie my $t, ""; 79$t = ${qr||}; 80ok tied $t, 'tied var is still tied after regexp assignment'; 81 82bless \my $t2; 83$t2 = ${qr||}; 84is ref \$t2, 'main', 'regexp assignment is not maledictory'; 85 86{ 87 my $w; 88 local $SIG{__WARN__}=sub{$w=$_[0]}; 89 $_ = 1.1; 90 $_ = ${qr//}; 91 is 0+$_, 0, 'double upgraded to regexp'; 92 like $w, 'numeric', 'produces non-numeric warning'; 93 undef $w; 94 $_ = 1; 95 $_ = ${qr//}; 96 is 0+$_, 0, 'int upgraded to regexp'; 97 like $w, 'numeric', 'likewise produces non-numeric warning'; 98} 99 100sub { 101 $_[0] = ${qr=crumpets=}; 102 is ref\$_[0], 'REGEXP', 'PVLVs'; 103 # Don’t use like() here, as we would no longer be testing a PVLV. 104 ok " crumpets " =~ $_[0], 'using a regexpvlv as regexp'; 105 my $x = $_[0]; 106 is ref\$x, 'REGEXP', 'copying a regexpvlv'; 107 $_[0] = ${qr//}; 108 my $str = "".qr//; 109 $_[0] .= " "; 110 is $_[0], "$str ", 'stringifying regexpvlv in place'; 111} 112 ->((\my%hash)->{key}); 113