BEGIN {
- chdir 't' if -d 't';
- @INC = '../lib';
- require './test.pl';
+ chdir 't' if -d 't';
+ @INC = '../lib';
+ require './test.pl';
}
-use Carp qw(carp cluck croak confess);
-
-plan tests => 21;
+use warnings;
+no warnings "once";
-ok 1;
+my $Is_VMS = $^O eq 'VMS';
-{ local $SIG{__WARN__} = sub {
- like $_[0], qr/ok (\d+)\n at.+\b(?i:carp\.t) line \d+$/, 'ok 2\n' };
+use Carp qw(carp cluck croak confess);
- carp "ok 2\n";
+BEGIN {
+ plan tests => 57;
+ # This test must be run at BEGIN time, because code later in this file
+ # sets CORE::GLOBAL::caller
+ ok !exists $CORE::GLOBAL::{caller},
+ "Loading doesn't create CORE::GLOBAL::caller";
}
-{ local $SIG{__WARN__} = sub {
- like $_[0], qr/(\d+) at.+\b(?i:carp\.t) line \d+$/, 'carp 3' };
-
- carp 3;
+{
+ local $SIG{__WARN__} = sub {
+ like $_[0], qr/ok (\d+)\n at.+\b(?i:carp\.t) line \d+$/, 'ok 2\n';
+ };
+ carp "ok 2\n";
}
-sub sub_4 {
+{
+ local $SIG{__WARN__} = sub {
+ like $_[0], qr/(\d+) at.+\b(?i:carp\.t) line \d+$/, 'carp 3';
+ };
-local $SIG{__WARN__} = sub {
- like $_[0], qr/^(\d+) at.+\b(?i:carp\.t) line \d+\n\tmain::sub_4\(\) called at.+\b(?i:carp\.t) line \d+$/, 'cluck 4' };
+ carp 3;
+}
-cluck 4;
+sub sub_4 {
+ local $SIG{__WARN__} = sub {
+ like $_[0],
+ qr/^(\d+) at.+\b(?i:carp\.t) line \d+\n\tmain::sub_4\(\) called at.+\b(?i:carp\.t) line \d+$/,
+ 'cluck 4';
+ };
+ cluck 4;
}
sub_4;
-{ local $SIG{__DIE__} = sub {
- like $_[0], qr/^(\d+) at.+\b(?i:carp\.t) line \d+\n\teval \Q{...}\E called at.+\b(?i:carp\.t) line \d+$/, 'croak 5' };
+{
+ local $SIG{__DIE__} = sub {
+ like $_[0],
+ qr/^(\d+) at.+\b(?i:carp\.t) line \d+\n\teval \Q{...}\E called at.+\b(?i:carp\.t) line \d+$/,
+ 'croak 5';
+ };
- eval { croak 5 };
+ eval { croak 5 };
}
sub sub_6 {
local $SIG{__DIE__} = sub {
- like $_[0], qr/^(\d+) at.+\b(?i:carp\.t) line \d+\n\teval \Q{...}\E called at.+\b(?i:carp\.t) line \d+\n\tmain::sub_6\(\) called at.+\b(?i:carp\.t) line \d+$/, 'confess 6' };
+ like $_[0],
+ qr/^(\d+) at.+\b(?i:carp\.t) line \d+\n\teval \Q{...}\E called at.+\b(?i:carp\.t) line \d+\n\tmain::sub_6\(\) called at.+\b(?i:carp\.t) line \d+$/,
+ 'confess 6';
+ };
eval { confess 6 };
}
ok(1);
# test for caller_info API
-my $eval = "use Carp::Heavy; return Carp::caller_info(0);";
+my $eval = "use Carp; return Carp::caller_info(0);";
my %info = eval($eval);
-is($info{sub_name}, "eval '$eval'", 'caller_info API');
+is( $info{sub_name}, "eval '$eval'", 'caller_info API' );
-# test for '...::CARP_NOT used only once' warning from Carp::Heavy
+# test for '...::CARP_NOT used only once' warning from Carp
my $warning;
eval {
BEGIN {
- $^W = 1;
- local $SIG{__WARN__} =
- sub { if( defined $^S ){ warn $_[0] } else { $warning = $_[0] } }
+ local $SIG{__WARN__} = sub {
+ if ( defined $^S ) { warn $_[0] }
+ else { $warning = $_[0] }
+ }
}
+
package Z;
- BEGIN { eval { Carp::croak() } }
+
+ BEGIN {
+ eval { Carp::croak() };
+ }
};
-ok !$warning, q/'...::CARP_NOT used only once' warning from Carp::Heavy/;
+ok !$warning, q/'...::CARP_NOT used only once' warning from Carp/;
+
+# Test the location of error messages.
+like( A::short(), qr/^Error at C/, "Short messages skip carped package" );
+
+{
+ local @C::ISA = "D";
+ like( A::short(), qr/^Error at B/, "Short messages skip inheritance" );
+}
+
+{
+ local @D::ISA = "C";
+ like( A::short(), qr/^Error at B/, "Short messages skip inheritance" );
+}
+
+{
+ local @D::ISA = "B";
+ local @B::ISA = "C";
+ like( A::short(), qr/^Error at A/, "Inheritance is transitive" );
+}
+
+{
+ local @B::ISA = "D";
+ local @C::ISA = "B";
+ like( A::short(), qr/^Error at A/, "Inheritance is transitive" );
+}
+
+{
+ local @C::CARP_NOT = "D";
+ like( A::short(), qr/^Error at B/, "Short messages see \@CARP_NOT" );
+}
+
+{
+ local @D::CARP_NOT = "C";
+ like( A::short(), qr/^Error at B/, "Short messages see \@CARP_NOT" );
+}
+
+{
+ local @D::CARP_NOT = "B";
+ local @B::CARP_NOT = "C";
+ like( A::short(), qr/^Error at A/, "\@CARP_NOT is transitive" );
+}
+{
+ local @B::CARP_NOT = "D";
+ local @C::CARP_NOT = "B";
+ like( A::short(), qr/^Error at A/, "\@CARP_NOT is transitive" );
+}
+
+{
+ local @D::ISA = "C";
+ local @D::CARP_NOT = "B";
+ like( A::short(), qr/^Error at C/, "\@CARP_NOT overrides inheritance" );
+}
+
+{
+ local @D::ISA = "B";
+ local @D::CARP_NOT = "C";
+ like( A::short(), qr/^Error at B/, "\@CARP_NOT overrides inheritance" );
+}
+
+# %Carp::Internal
+{
+ local $Carp::Internal{C} = 1;
+ like( A::short(), qr/^Error at B/, "Short doesn't report Internal" );
+}
+
+{
+ local $Carp::Internal{D} = 1;
+ like( A::long(), qr/^Error at C/, "Long doesn't report Internal" );
+}
+
+# %Carp::CarpInternal
+{
+ local $Carp::CarpInternal{D} = 1;
+ like(
+ A::short(), qr/^Error at B/,
+ "Short doesn't report calls to CarpInternal"
+ );
+}
+
+{
+ local $Carp::CarpInternal{D} = 1;
+ like( A::long(), qr/^Error at C/, "Long doesn't report CarpInternal" );
+}
# tests for global variables
sub x { carp @_ }
sub w { cluck @_ }
# $Carp::Verbose;
-{ my $aref = [
+{
+ my $aref = [
qr/t at \S*(?i:carp.t) line \d+/,
qr/t at \S*(?i:carp.t) line \d+\n\s*main::x\('t'\) called at \S*(?i:carp.t) line \d+/
];
local $Carp::Verbose = $i++;
local $SIG{__WARN__} = sub {
like $_[0], $re, 'Verbose';
- };
+ };
+
package Z;
main::x('t');
}
}
# $Carp::MaxEvalLen
-{ my $test_num = 1;
- for(0,4) {
+{
+ my $test_num = 1;
+ for ( 0, 4 ) {
my $txt = "Carp::cluck($test_num)";
local $Carp::MaxEvalLen = $_;
local $SIG{__WARN__} = sub {
- "@_"=~/'(.+?)(?:\n|')/s;
- is length($1), length($_?substr($txt,0,$_):substr($txt,0)), 'MaxEvalLen';
- };
- eval "$txt"; $test_num++;
+ "@_" =~ /'(.+?)(?:\n|')/s;
+ is length($1),
+ length( $_ ? substr( $txt, 0, $_ ) : substr( $txt, 0 ) ),
+ 'MaxEvalLen';
+ };
+ eval "$txt";
+ $test_num++;
}
}
# $Carp::MaxArgLen
{
- for(0,4) {
+ for ( 0, 4 ) {
my $arg = 'testtest';
local $Carp::MaxArgLen = $_;
local $SIG{__WARN__} = sub {
- "@_"=~/'(.+?)'/;
- is length($1), length($_?substr($arg,0,$_):substr($arg,0)), 'MaxArgLen';
- };
+ "@_" =~ /'(.+?)'/;
+ is length($1),
+ length( $_ ? substr( $arg, 0, $_ ) : substr( $arg, 0 ) ),
+ 'MaxArgLen';
+ };
package Z;
main::w($arg);
}
# $Carp::MaxArgNums
-{ my $i = 0;
+{
+ my $i = 0;
my $aref = [
qr/1234 at \S*(?i:carp.t) line \d+\n\s*main::w\(1, 2, 3, 4\) called at \S*(?i:carp.t) line \d+/,
qr/1234 at \S*(?i:carp.t) line \d+\n\s*main::w\(1, 2, \.\.\.\) called at \S*(?i:carp.t) line \d+/,
];
- for(@$aref) {
+ for (@$aref) {
local $Carp::MaxArgNums = $i++;
local $SIG{__WARN__} = sub {
- like "@_", $_, 'MaxArgNums';
- };
+ like "@_", $_, 'MaxArgNums';
+ };
package Z;
- main::w(1..4);
+ main::w( 1 .. 4 );
}
}
# $Carp::CarpLevel
-{ my $i = 0;
+{
+ my $i = 0;
my $aref = [
qr/1 at \S*(?i:carp.t) line \d+\n\s*main::w\(1\) called at \S*(?i:carp.t) line \d+/,
qr/1 at \S*(?i:carp.t) line \d+$/,
for (@$aref) {
local $Carp::CarpLevel = $i++;
local $SIG{__WARN__} = sub {
- like "@_", $_, 'CarpLevel';
- };
+ like "@_", $_, 'CarpLevel';
+ };
package Z;
main::w(1);
}
}
-# Check that croak() and confess() don't clobber $!
-runperl(prog => 'use Carp; $@=q{Phooey}; $!=42; croak(q{Dead})', stderr => 1);
-is($?>>8, 42, 'croak() doesn\'t clobber $!');
-runperl(prog => 'use Carp; $@=q{Phooey}; $!=42; confess(q{Dead})', stderr => 1);
-is($?>>8, 42, 'confess() doesn\'t clobber $!');
+{
+ local $TODO = "VMS exit status semantics don't work this way" if $Is_VMS;
+
+ # Check that croak() and confess() don't clobber $!
+ runperl(
+ prog => 'use Carp; $@=q{Phooey}; $!=42; croak(q{Dead})',
+ stderr => 1
+ );
+
+ is( $? >> 8, 42, 'croak() doesn\'t clobber $!' );
+
+ runperl(
+ prog => 'use Carp; $@=q{Phooey}; $!=42; confess(q{Dead})',
+ stderr => 1
+ );
+
+ is( $? >> 8, 42, 'confess() doesn\'t clobber $!' );
+}
+
+# undef used to be incorrectly reported as the string "undef"
+sub cluck_undef {
+
+ local $SIG{__WARN__} = sub {
+ like $_[0],
+ qr/^Bang! at.+\b(?i:carp\.t) line \d+\n\tmain::cluck_undef\(0, 'undef', 2, undef, 4\) called at.+\b(?i:carp\.t) line \d+$/,
+ "cluck doesn't quote undef";
+ };
+
+ cluck "Bang!"
+
+}
+
+cluck_undef( 0, "undef", 2, undef, 4 );
+
+# check that Carp respects CORE::GLOBAL::caller override after Carp
+# has been compiled
+for my $bodge_job ( 2, 1, 0 ) {
+ print '# ', ( $bodge_job ? 'Not ' : '' ),
+ "setting \@DB::args in caller override\n";
+ if ( $bodge_job == 1 ) {
+ require B;
+ print "# required B\n";
+ }
+ my $accum = '';
+ local *CORE::GLOBAL::caller = sub {
+ local *__ANON__ = "fakecaller";
+ my @c = CORE::caller(@_);
+ $c[0] ||= 'undef';
+ $accum .= "@c[0..3]\n";
+ if ( !$bodge_job && CORE::caller() eq 'DB' ) {
+
+ package DB;
+ return CORE::caller( ( $_[0] || 0 ) + 1 );
+ }
+ else {
+ return CORE::caller( ( $_[0] || 0 ) + 1 );
+ }
+ };
+ eval "scalar caller()";
+ like( $accum, qr/main::fakecaller/,
+ "test CORE::GLOBAL::caller override in eval" );
+ $accum = '';
+ my $got = A::long(42);
+ like( $accum, qr/main::fakecaller/,
+ "test CORE::GLOBAL::caller override in Carp" );
+ my $package = 'A';
+ my $where = $bodge_job == 1 ? ' in &main::__ANON__' : '';
+ my $warning
+ = $bodge_job
+ ? "\Q** Incomplete caller override detected$where; \@DB::args were not set **\E"
+ : '';
+
+ for ( 0 .. 2 ) {
+ my $previous_package = $package;
+ ++$package;
+ like( $got,
+ qr/${package}::long\($warning\) called at $previous_package line \d+/,
+ "Correct arguments for $package" );
+ }
+ my $arg = $bodge_job ? $warning : 42;
+ like(
+ $got, qr!A::long\($arg\) called at.+\b(?i:carp\.t) line \d+!,
+ 'Correct arguments for A'
+ );
+}
+
+eval <<'EOT';
+no warnings 'redefine';
+sub CORE::GLOBAL::caller {
+ my $height = $_[0];
+ $height++;
+ return CORE::caller($height);
+}
+EOT
+
+my $got = A::long(42);
+
+like(
+ $got,
+ qr!A::long\(\Q** Incomplete caller override detected; \E\@DB::args\Q were not set **\E\) called at.+\b(?i:carp\.t) line \d+!,
+ 'Correct arguments for A'
+);
+
+# UTF8-flagged strings should not cause Carp to try to load modules (even
+# implicitly via utf8_heavy.pl) after a syntax error [perl #82854].
+fresh_perl_like(
+ q<
+ use utf8; use strict; use Carp;
+ BEGIN { $SIG{__DIE__} = sub { Carp::croak "aaaaa$_[0]" } }
+ $c
+ >,
+ qr/aaaaa/,
+ {stderr=>1},
+ 'Carp can handle UTF8-flagged strings after a syntax error',
+);
+
+# New tests go here
+
+# line 1 "A"
+package A;
+
+sub short {
+ B::short();
+}
+
+sub long {
+ B::long();
+}
+
+# line 1 "B"
+package B;
+
+sub short {
+ C::short();
+}
+
+sub long {
+ C::long();
+}
+
+# line 1 "C"
+package C;
+
+sub short {
+ D::short();
+}
+
+sub long {
+ D::long();
+}
+
+# line 1 "D"
+package D;
+
+sub short {
+ eval { Carp::croak("Error") };
+ return $@;
+}
+
+sub long {
+ eval { Carp::confess("Error") };
+ return $@;
+}
+
+# Put new tests at "new tests go here"
+__END__