89 lines
2.5 KiB
Perl
89 lines
2.5 KiB
Perl
#!./perl
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BEGIN {
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chdir 't' if -d 't';
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@INC = '../lib';
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}
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use strict;
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use Config;
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use Test::More tests => 15;
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use_ok( 'sigtrap' );
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package main;
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local %SIG;
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# use a version of sigtrap.pm somewhat too high
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eval{ sigtrap->import(99999) };
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like( $@->{description}, qr/version 99999 required,/, 'import excessive version number' );
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# use an invalid signal name
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eval{ sigtrap->import('abadsignal') };
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like( $@->{description}, qr/^Unrecognized argument abadsignal/, 'send bad signame to import' );
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eval{ sigtrap->import('handler') };
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like( $@->{description}, qr/^No argument specified/, 'send handler without subref' );
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sigtrap->import('AFAKE');
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cmp_ok( %SIG{AFAKE}, '\==', \&sigtrap::handler_traceback, 'install normal handler' );
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sigtrap->import('die', 'AFAKE', 'stack-trace', 'FAKE2');
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cmp_ok( %SIG{AFAKE}, '\==', \&sigtrap::handler_die, 'install the die handler' );
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cmp_ok( %SIG{FAKE2}, '\==',\&sigtrap::handler_traceback, 'install traceback handler' );
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my @normal = qw( HUP INT PIPE TERM );
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%SIG{[@normal]} = '' x @normal;
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sigtrap->import('normal-signals');
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is( (grep { ref $_ } %SIG{[@normal]}), @normal, 'check normal-signals set' );
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my @error = qw( ABRT BUS EMT FPE ILL QUIT SEGV SYS TRAP );
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%SIG{[@error]} = '' x @error;
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sigtrap->import('error-signals');
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is( (grep { ref $_ } %SIG{[@error]}), @error, 'check error-signals set' );
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my @old = qw( ABRT BUS EMT FPE ILL PIPE QUIT SEGV SYS TERM TRAP );
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%SIG{[@old]} = '' x @old;
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sigtrap->import('old-interface-signals');
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is( (grep { ref $_ } %SIG{[@old]}), @old, 'check old-interface-signals set' );
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my $handler = sub {};
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sigtrap->import(handler => $handler, 'FAKE3');
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cmp_ok( %SIG{FAKE3}, '\==', $handler, 'install custom handler' );
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%SIG{FAKE} = 'IGNORE';
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sigtrap->import('untrapped', 'FAKE');
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is( %SIG{FAKE}, 'IGNORE', 'respect existing handler set to IGNORE' );
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my $out = tie *STDOUT, 'TieOut';
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%SIG{FAKE} = 'DEFAULT';
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$sigtrap::Verbose = 1;
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sigtrap->import('any', 'FAKE');
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cmp_ok( %SIG{FAKE}, '\==', \&sigtrap::handler_traceback, 'should set default handler' );
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like( $out->read, qr/^Installing handler/, 'does it talk with $Verbose set?' );
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# handler_die croaks with first argument
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eval { sigtrap::handler_die('FAKE') };
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like( $@->{description}, qr/^Caught a SIGFAKE/, 'does handler_die() croak?' );
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package TieOut;
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sub TIEHANDLE {
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bless(\(my $scalar), @_[0]);
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}
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sub PRINT {
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my $self = shift;
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$$self .= join '', @_;
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}
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sub WRITE {
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my ($self, $msg, $length) = @_;
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$$self .= $msg;
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}
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sub read {
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my $self = shift;
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substr($$self, 0, length($$self), '');
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}
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