From b881518d78374cbb36c0ad56c39aaca9fc97154d Mon Sep 17 00:00:00 2001
From: Jarkko Hietaniemi <jhi@iki.fi>
Date: Tue, 28 May 2002 22:05:55 +0000
Subject: Retract #16820, #16819, #16810, #16669, #16531, #16530, #16501 to
restore some level of sanity in the tied scalars can of worms.
p4raw-id: //depot/perl@16845
---
t/op/tie.t | 112 +++++++++++++++++++++++--------------------------------------
1 file changed, 42 insertions(+), 70 deletions(-)
(limited to 't/op/tie.t')
diff --git a/t/op/tie.t b/t/op/tie.t
index d147f6b117..f8f2322632 100755
--- a/t/op/tie.t
+++ b/t/op/tie.t
@@ -1,13 +1,9 @@
#!./perl
-# Add new tests to the end with format:
-# ########
-#
-# # test description
-# Test code
-# EXPECT
-# Warn or die msgs (if any) at - line 1234
-#
+# This test harness will (eventually) test the "tie" functionality
+# without the need for a *DBM* implementation.
+
+# Currently it only tests the untie warning
chdir 't' if -d 't';
@INC = '../lib';
@@ -15,22 +11,29 @@ $ENV{PERL5LIB} = "../lib";
$|=1;
+# catch warnings into fatal errors
+$SIG{__WARN__} = sub { die "WARNING: @_" } ;
+$SIG{__DIE__} = sub { die @_ };
+
undef $/;
-@prgs = split /^########\n/m, <DATA>;
+@prgs = split "\n########\n", <DATA>;
+print "1..", scalar @prgs, "\n";
-require './test.pl';
-plan(tests => scalar @prgs);
for (@prgs){
- ++$i;
- my($prog,$expected) = split(/\nEXPECT\n/, $_, 2);
- print("not ok $i # bad test format\n"), next
- unless defined $expected;
- my ($testname) = $prog =~ /^# (.*)\n/m;
- $testname ||= '';
+ my($prog,$expected) = split(/\nEXPECT\n/, $_);
+ eval "$prog" ;
+ $status = $?;
+ $results = $@ ;
$results =~ s/\n+$//;
$expected =~ s/\n+$//;
-
- fresh_perl_is($prog, $expected, {}, $testname);
+ if ( $status or $results and $results !~ /^(WARNING: )?$expected/){
+ print STDERR "STATUS: $status\n";
+ print STDERR "PROG: $prog\n";
+ print STDERR "EXPECTED:\n$expected\n";
+ print STDERR "GOT:\n$results\n";
+ print "not ";
+ }
+ print "ok ", ++$i, "\n";
}
__END__
@@ -103,7 +106,7 @@ use Tie::Hash ;
$a = tie %h, Tie::StdHash;
untie %h;
EXPECT
-untie attempted while 1 inner references still exist at - line 6.
+untie attempted while 1 inner references still exist
########
# strict behaviour, with 1 extra references via tied generating an error
@@ -113,7 +116,7 @@ tie %h, Tie::StdHash;
$a = tied %h;
untie %h;
EXPECT
-untie attempted while 1 inner references still exist at - line 7.
+untie attempted while 1 inner references still exist
########
# strict behaviour, with 1 extra references which are destroyed
@@ -135,14 +138,14 @@ untie %h;
EXPECT
########
-# strict error behaviour, with 2 extra references
+# strict error behaviour, with 2 extra references
use warnings 'untie';
use Tie::Hash ;
$a = tie %h, Tie::StdHash;
$b = tied %h ;
untie %h;
EXPECT
-untie attempted while 2 inner references still exist at - line 7.
+untie attempted while 2 inner references still exist
########
# strict behaviour, check scope of strictness.
@@ -159,59 +162,29 @@ $C = $B = tied %H ;
untie %H;
EXPECT
########
-
# Forbidden aggregate self-ties
+my ($a, $b) = (0, 0);
sub Self::TIEHASH { bless $_[1], $_[0] }
+sub Self::DESTROY { $b = $_[0] + 1; }
{
- my %c;
+ my %c = 42;
tie %c, 'Self', \%c;
}
EXPECT
-Self-ties of arrays and hashes are not supported at - line 6.
+Self-ties of arrays and hashes are not supported
########
-
# Allowed scalar self-ties
-my $destroyed = 0;
+my ($a, $b) = (0, 0);
sub Self::TIESCALAR { bless $_[1], $_[0] }
-sub Self::DESTROY { $destroyed = 1; }
+sub Self::DESTROY { $b = $_[0] + 1; }
{
my $c = 42;
+ $a = $c + 0;
tie $c, 'Self', \$c;
}
-die "self-tied scalar not DESTROYd" unless $destroyed == 1;
+die unless $a == 0 && $b == 43;
EXPECT
########
-
-# Allowed glob self-ties
-my $destroyed = 0;
-my $printed = 0;
-sub Self2::TIEHANDLE { bless $_[1], $_[0] }
-sub Self2::DESTROY { $destroyed = 1; }
-sub Self2::PRINT { $printed = 1; }
-{
- use Symbol;
- my $c = gensym;
- tie *$c, 'Self2', $c;
- print $c 'Hello';
-}
-die "self-tied glob not PRINTed" unless $printed == 1;
-die "self-tied glob not DESTROYd" unless $destroyed == 1;
-EXPECT
-########
-
-# Allowed IO self-ties
-my $destroyed = 0;
-sub Self3::TIEHANDLE { bless $_[1], $_[0] }
-sub Self3::DESTROY { $destroyed = 1; }
-{
- use Symbol 'geniosym';
- my $c = geniosym;
- tie *$c, 'Self3', $c;
-}
-die "self-tied IO not DESTROYd" unless $destroyed == 1;
-EXPECT
-########
-
# Interaction of tie and vec
my ($a, $b);
@@ -224,18 +197,17 @@ vec($b,1,1)=0;
die unless $a eq $b;
EXPECT
########
+# An attempt at lvalueable barewords broke this
+
+tie FH, 'main';
+EXPECT
+########
# correct unlocalisation of tied hashes (patch #16431)
use Tie::Hash ;
tie %tied, Tie::StdHash;
-{ local $hash{'foo'} } warn "plain hash bad unlocalize" if exists $hash{'foo'};
-{ local $tied{'foo'} } warn "tied hash bad unlocalize" if exists $tied{'foo'};
-{ local $ENV{'foo'} } warn "%ENV bad unlocalize" if exists $ENV{'foo'};
+{ local $hash{'foo'} } print "exist1\n" if exists $hash{'foo'};
+{ local $tied{'foo'} } print "exist2\n" if exists $tied{'foo'};
+{ local $ENV{'foo'} } print "exist3\n" if exists $ENV{'foo'};
EXPECT
-########
-# An attempt at lvalueable barewords broke this
-tie FH, 'main';
-EXPECT
-Can't modify constant item in tie at - line 3, near "'main';"
-Execution of - aborted due to compilation errors.
--
cgit v1.2.1