113 lines
2.2 KiB
Perl
Executable File
113 lines
2.2 KiB
Perl
Executable File
#!./perl -w
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my $w;
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BEGIN {
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chdir 't' if -d 't';
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@INC = '../lib' if -d '../lib';
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$SIG{__WARN__} = sub {
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if ($_[0] =~ /^Hides field 'b1' in base class/) {
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$w++;
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return;
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}
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print $_[0];
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};
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}
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use strict;
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use vars qw($DEBUG);
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package B1;
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use fields qw(b1 b2 b3);
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package B2;
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use fields '_b1';
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use fields qw(b1 _b2 b2);
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sub new { bless [], shift }
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package D1;
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use base 'B1';
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use fields qw(d1 d2 d3);
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package D2;
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use base 'B1';
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use fields qw(_d1 _d2);
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use fields qw(d1 d2);
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package D3;
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use base 'B2';
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use fields qw(b1 d1 _b1 _d1); # hide b1
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package D4;
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use base 'D3';
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use fields qw(_d3 d3);
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package M;
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sub m {}
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package D5;
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use base qw(M B2);
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package Foo::Bar;
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use base 'B1';
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package Foo::Bar::Baz;
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use base 'Foo::Bar';
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use fields qw(foo bar baz);
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package main;
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sub fstr
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{
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my $h = shift;
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my @tmp;
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for my $k (sort {$h->{$a} <=> $h->{$b}} keys %$h) {
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my $v = $h->{$k};
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push(@tmp, "$k:$v");
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}
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my $str = join(",", @tmp);
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print "$h => $str\n" if $DEBUG;
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$str;
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}
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my %expect = (
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B1 => "b1:1,b2:2,b3:3",
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B2 => "_b1:1,b1:2,_b2:3,b2:4",
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D1 => "b1:1,b2:2,b3:3,d1:4,d2:5,d3:6",
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D2 => "b1:1,b2:2,b3:3,_d1:4,_d2:5,d1:6,d2:7",
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D3 => "b2:4,b1:5,d1:6,_b1:7,_d1:8",
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D4 => "b2:4,b1:5,d1:6,_d3:9,d3:10",
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D5 => "b1:2,b2:4",
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'Foo::Bar::Baz' => 'b1:1,b2:2,b3:3,foo:4,bar:5,baz:6',
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);
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print "1..", int(keys %expect)+3, "\n";
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my $testno = 0;
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while (my($class, $exp) = each %expect) {
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no strict 'refs';
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my $fstr = fstr(\%{$class."::FIELDS"});
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print "EXP: $exp\nGOT: $fstr\nnot " unless $fstr eq $exp;
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print "ok ", ++$testno, "\n";
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}
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# Did we get the appropriate amount of warnings?
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print "not " unless $w == 1;
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print "ok ", ++$testno, "\n";
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# A simple object creation and AVHV attribute access test
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my B2 $obj1 = D3->new;
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$obj1->{b1} = "B2";
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my D3 $obj2 = $obj1;
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$obj2->{b1} = "D3";
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print "not " unless $obj1->[2] eq "B2" && $obj1->[5] eq "D3";
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print "ok ", ++$testno, "\n";
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# We should get compile time failures field name typos
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eval q(my D3 $obj3 = $obj2; $obj3->{notthere} = "");
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print "not " unless $@ && $@ =~ /^No such field "notthere"/;
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print "ok ", ++$testno, "\n";
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#fields::_dump();
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