1#!./perl 2 3BEGIN { 4 chdir 't' if -d 't'; 5 @INC = '../lib'; 6 require './test.pl'; 7 skip_all_if_miniperl("no dynamic loading on miniperl, no Tie::Hash::NamedCapture"); 8} 9 10# Do a basic test on all the tied methods of Tie::Hash::NamedCapture 11 12plan(tests => 37); 13 14# PL_curpm->paren_names can be a null pointer. See that this succeeds anyway. 15'x' =~ /(.)/; 16() = %+; 17pass( 'still alive' ); 18 19"hlagh" =~ / 20 (?<a>.) 21 (?<b>.) 22 (?<a>.) 23 .* 24 (?<e>$) 25/x; 26 27# FETCH 28is($+{a}, "h", "FETCH"); 29is($+{b}, "l", "FETCH"); 30is($-{a}[0], "h", "FETCH"); 31is($-{a}[1], "a", "FETCH"); 32 33# STORE 34eval { $+{a} = "yon" }; 35like($@, qr/read-only/, "STORE"); 36 37# DELETE 38eval { delete $+{a} }; 39like($@, qr/read-only/, "DELETE"); 40 41# CLEAR 42eval { %+ = () }; 43like($@, qr/read-only/, "CLEAR"); 44 45# EXISTS 46ok(exists $+{e}, "EXISTS"); 47ok(!exists $+{d}, "EXISTS"); 48 49# FIRSTKEY/NEXTKEY 50is(join('|', sort keys %+), "a|b|e", "FIRSTKEY/NEXTKEY"); 51 52# SCALAR 53is(scalar(%+), 3, "SCALAR"); 54is(scalar(%-), 3, "SCALAR"); 55 56# Abuse all methods with undef as the first argument (RT #71828 and then some): 57 58is(Tie::Hash::NamedCapture::FETCH(undef, undef), undef, 'FETCH with undef'); 59eval {Tie::Hash::NamedCapture::STORE(undef, undef, undef)}; 60like($@, qr/Modification of a read-only value attempted/, 'STORE with undef'); 61eval {Tie::Hash::NamedCapture::DELETE(undef, undef)}; 62like($@, , qr/Modification of a read-only value attempted/, 63 'DELETE with undef'); 64eval {Tie::Hash::NamedCapture::CLEAR(undef)}; 65like($@, qr/Modification of a read-only value attempted/, 'CLEAR with undef'); 66is(Tie::Hash::NamedCapture::EXISTS(undef, undef), undef, 'EXISTS with undef'); 67is(Tie::Hash::NamedCapture::FIRSTKEY(undef), undef, 'FIRSTKEY with undef'); 68is(Tie::Hash::NamedCapture::NEXTKEY(undef, undef), undef, 'NEXTKEY with undef'); 69is(Tie::Hash::NamedCapture::SCALAR(undef), undef, 'SCALAR with undef'); 70 71my $obj = tied %+; 72foreach ([FETCH => '$key'], 73 [STORE => '$key, $value'], 74 [DELETE => '$key'], 75 [CLEAR => ''], 76 [EXISTS => '$key'], 77 [FIRSTKEY => ''], 78 [NEXTKEY => '$lastkey'], 79 [SCALAR => ''], 80 ) { 81 my ($method, $error) = @$_; 82 83 is(eval {$obj->$method(0..3); 1}, undef, "$method with undef"); 84 like($@, qr/Usage: Tie::Hash::NamedCapture::$method\(\Q$error\E\)/, 85 "usage method for $method"); 86} 87