#
-# t/test.pl - most of Test::More functionality without the fuss, plus
-# has mappings native_to_latin1 and latin1_to_native so that fewer tests
-# on non ASCII-ish platforms need to be skipped
+# t/test.pl - most of Test::More functionality without the fuss
# NOTE:
#
-# Increment ($x++) has a certain amount of cleverness for things like
+# Do not rely on features found only in more modern Perls here, as some CPAN
+# distributions copy this file and must operate on older Perls. Similarly, keep
+# things, simple as this may be run under fairly broken circumstances. For
+# example, increment ($x++) has a certain amount of cleverness for things like
#
# $x = 'zz';
# $x++; # $x eq 'aaa';
#
-# stands more chance of breaking than just a simple
+# This stands more chance of breaking than just a simple
#
# $x = $x + 1
#
my $noplan;
my $Perl; # Safer version of $^X set by which_perl()
+# This defines ASCII/UTF-8 vs EBCDIC/UTF-EBCDIC
+$::IS_ASCII = ord 'A' == 65;
+$::IS_EBCDIC = ord 'A' == 193;
+
$TODO = 0;
$NO_ENDING = 0;
$Tests_Are_Passing = 1;
}
} else {
my %plan = @_;
+ $plan{skip_all} and skip_all($plan{skip_all});
$n = $plan{tests};
}
_print "1..$n\n" unless $noplan;
return !defined &DynaLoader::boot_DynaLoader;
}
+sub set_up_inc {
+ # Don’t clobber @INC under miniperl
+ @INC = () unless is_miniperl;
+ unshift @INC, @_;
+}
+
sub _comment {
return map { /^#/ ? "$_\n" : "# $_\n" }
map { split /\n/ } @_;
}
+sub _have_dynamic_extension {
+ my $extension = shift;
+ unless (eval {require Config; 1}) {
+ warn "test.pl had problems loading Config: $@";
+ return 1;
+ }
+ $extension =~ s!::!/!g;
+ return 1 if ($Config::Config{extensions} =~ /\b$extension\b/);
+}
+
sub skip_all {
if (@_) {
_print "1..0 # Skip @_\n";
skip_all(@_) if is_miniperl();
}
+sub skip_all_without_dynamic_extension {
+ my ($extension) = @_;
+ skip_all("no dynamic loading on miniperl, no $extension") if is_miniperl();
+ return if &_have_dynamic_extension;
+ skip_all("$extension was not built");
+}
+
+sub skip_all_without_perlio {
+ skip_all('no PerlIO') unless PerlIO::Layer->find('perlio');
+}
+
+sub skip_all_without_config {
+ unless (eval {require Config; 1}) {
+ warn "test.pl had problems loading Config: $@";
+ return;
+ }
+ foreach (@_) {
+ next if $Config::Config{$_};
+ my $key = $_; # Need to copy, before trying to modify.
+ $key =~ s/^use//;
+ $key =~ s/^d_//;
+ skip_all("no $key");
+ }
+}
+
+sub skip_all_without_unicode_tables { # (but only under miniperl)
+ if (is_miniperl()) {
+ skip_all_if_miniperl("Unicode tables not built yet")
+ unless eval 'require "unicore/Heavy.pl"';
+ }
+}
+
+sub find_git_or_skip {
+ my ($source_dir, $reason);
+ if (-d '.git') {
+ $source_dir = '.';
+ } elsif (-l 'MANIFEST' && -l 'AUTHORS') {
+ my $where = readlink 'MANIFEST';
+ die "Can't readling MANIFEST: $!" unless defined $where;
+ die "Confusing symlink target for MANIFEST, '$where'"
+ unless $where =~ s!/MANIFEST\z!!;
+ if (-d "$where/.git") {
+ # Looks like we are in a symlink tree
+ if (exists $ENV{GIT_DIR}) {
+ diag("Found source tree at $where, but \$ENV{GIT_DIR} is $ENV{GIT_DIR}. Not changing it");
+ } else {
+ note("Found source tree at $where, setting \$ENV{GIT_DIR}");
+ $ENV{GIT_DIR} = "$where/.git";
+ }
+ $source_dir = $where;
+ }
+ } elsif (exists $ENV{GIT_DIR}) {
+ my $commit = '8d063cd8450e59ea1c611a2f4f5a21059a2804f1';
+ my $out = `git rev-parse --verify --quiet '$commit^{commit}'`;
+ chomp $out;
+ if($out eq $commit) {
+ $source_dir = '.'
+ }
+ }
+ if ($source_dir) {
+ my $version_string = `git --version`;
+ if (defined $version_string
+ && $version_string =~ /\Agit version (\d+\.\d+\.\d+)(.*)/) {
+ return $source_dir if eval "v$1 ge v1.5.0";
+ # If you have earlier than 1.5.0 and it works, change this test
+ $reason = "in git checkout, but git version '$1$2' too old";
+ } else {
+ $reason = "in git checkout, but cannot run git";
+ }
+ } else {
+ $reason = 'not being run from a git checkout';
+ }
+ skip_all($reason) if $_[0] && $_[0] eq 'all';
+ skip($reason, @_);
+}
+
+sub BAIL_OUT {
+ my ($reason) = @_;
+ _print("Bail out! $reason\n");
+ exit 255;
+}
+
sub _ok {
my ($pass, $where, $name, @mess) = @_;
# Do not try to microoptimize by factoring out the "not ".
note @mess; # Ensure that the message is properly escaped.
}
else {
- _diag "# Failed $where\n";
+ my $msg = "# Failed test $test - ";
+ $msg.= "$name " if $name;
+ $msg .= "$where\n";
+ _diag $msg;
_diag @mess;
}
return defined $x ? '"' . display ($x) . '"' : 'undef';
};
+# Support pre-5.10 Perls, for the benefit of CPAN dists that copy this file.
+# Note that chr(90) exists in both ASCII ("Z") and EBCDIC ("!").
+my $chars_template = defined(eval { pack "W*", 90 }) ? "W*" : "U*";
+eval 'sub re::is_regexp { ref($_[0]) eq "Regexp" }'
+ if !defined &re::is_regexp;
+
# keys are the codes \n etc map to, values are 2 char strings such as \n
my %backslash_escape;
foreach my $x (split //, 'nrtfa\\\'"') {
foreach my $x (@_) {
if (defined $x and not ref $x) {
my $y = '';
- foreach my $c (unpack("U*", $x)) {
+ foreach my $c (unpack($chars_template, $x)) {
if ($c > 255) {
$y = $y . sprintf "\\x{%x}", $c;
} elsif ($backslash_escape{$c}) {
$y = $y . $backslash_escape{$c};
} else {
my $z = chr $c; # Maybe we can get away with a literal...
- if ($z =~ /[[:^print:]]/) {
- # Use octal for characters traditionally expressed as
- # such: the low controls
- if ($c <= 037) {
+ if ($z !~ /[^[:^print:][:^ascii:]]/) {
+ # The pattern above is equivalent (by de Morgan's
+ # laws) to:
+ # $z !~ /(?[ [:print:] & [:ascii:] ])/
+ # or, $z is not an ascii printable character
+
+ # Use octal for characters with small ordinals that
+ # are traditionally expressed as octal: the controls
+ # below space, which on EBCDIC are almost all the
+ # controls, but on ASCII don't include DEL nor the C1
+ # controls.
+ if ($c < ord " ") {
$z = sprintf "\\%03o", $c;
} else {
$z = sprintf "\\x{%x}", $c;
sub unlike ($$@) { like_yn (1,@_) }; # 1 for un-
sub like_yn ($$$@) {
- my ($flip, $got, $expected, $name, @mess) = @_;
+ my ($flip, undef, $expected, $name, @mess) = @_;
+
+ # We just accept like(..., qr/.../), not like(..., '...'), and
+ # definitely not like(..., '/.../') like
+ # Test::Builder::maybe_regex() does.
+ unless (re::is_regexp($expected)) {
+ die "PANIC: The value '$expected' isn't a regexp. The like() function needs a qr// pattern, not a string";
+ }
+
my $pass;
- $pass = $got =~ /$expected/ if !$flip;
- $pass = $got !~ /$expected/ if $flip;
+ $pass = $_[1] =~ /$expected/ if !$flip;
+ $pass = $_[1] !~ /$expected/ if $flip;
+ my $display_got = $_[1];
+ $display_got = display($display_got);
+ my $display_expected = $expected;
+ $display_expected = display($display_expected);
unless ($pass) {
- unshift(@mess, "# got '$got'\n",
+ unshift(@mess, "# got '$display_got'\n",
$flip
- ? "# expected !~ /$expected/\n" : "# expected /$expected/\n");
+ ? "# expected !~ /$display_expected/\n"
+ : "# expected /$display_expected/\n");
}
local $Level = $Level + 1;
_ok($pass, _where(), $name, @mess);
# be compatible with Test::More::skip().
sub skip {
my $why = shift;
- my $n = @_ ? shift : 1;
+ my $n = @_ ? shift : 1;
+ my $bad_swap;
+ my $both_zero;
+ {
+ local $^W = 0;
+ $bad_swap = $why > 0 && $n == 0;
+ $both_zero = $why == 0 && $n == 0;
+ }
+ if ($bad_swap || $both_zero || @_) {
+ my $arg = "'$why', '$n'";
+ if (@_) {
+ $arg .= join(", ", '', map { qq['$_'] } @_);
+ }
+ die qq[$0: expected skip(why, count), got skip($arg)\n];
+ }
for (1..$n) {
_print "ok $test # skip $why\n";
$test = $test + 1;
skip(@_) if is_miniperl();
}
+sub skip_without_dynamic_extension {
+ my $extension = shift;
+ skip("no dynamic loading on miniperl, no extension $extension", @_)
+ if is_miniperl();
+ return if &_have_dynamic_extension($extension);
+ skip("extension $extension was not built", @_);
+}
+
sub todo_skip {
my $why = shift;
my $n = @_ ? shift : 1;
# Force a hash recompute if this perl's internals can cache the hash key.
$key = "" . $key;
if (exists $orig->{$key}) {
- if ($orig->{$key} ne $value) {
+ if (
+ defined $orig->{$key} != defined $value
+ || (defined $value && $orig->{$key} ne $value)
+ ) {
_print "# key ", _qq($key), " was ", _qq($orig->{$key}),
" now ", _qq($value), "\n";
$fail = 1;
}
}
-# runperl - Runs a separate perl interpreter.
+# runperl - Runs a separate perl interpreter and returns its output.
# Arguments :
# switches => [ command-line switches ]
# nolib => 1 # don't use -I../lib (included by default)
# prog => one-liner (avoid quotes)
# progs => [ multi-liner (avoid quotes) ]
# progfile => perl script
-# stdin => string to feed the stdin
-# stderr => redirect stderr to stdout
+# stdin => string to feed the stdin (or undef to redirect from /dev/null)
+# stderr => If 'devnull' suppresses stderr, if other TRUE value redirect
+# stderr to stdout
# args => [ command-line arguments to the perl program ]
# verbose => print the command line
if (defined $args{prog}) {
die "test.pl:runperl(): both 'prog' and 'progs' cannot be used " . _where()
if defined $args{progs};
- $args{progs} = [$args{prog}]
+ $args{progs} = [split /\n/, $args{prog}, -1]
}
if (defined $args{progs}) {
die "test.pl:runperl(): 'progs' must be an ARRAYREF " . _where()
unless ref $args{progs} eq "ARRAY";
foreach my $prog (@{$args{progs}}) {
- if ($prog =~ tr/'"// && !$args{non_portable}) {
- warn "quotes in prog >>$prog<< are not portable";
+ if (!$args{non_portable}) {
+ if ($prog =~ tr/'"//) {
+ warn "quotes in prog >>$prog<< are not portable";
+ }
+ if ($prog =~ /^([<>|]|2>)/) {
+ warn "Initial $1 in prog >>$prog<< is not portable";
+ }
+ if ($prog =~ /&\z/) {
+ warn "Trailing & in prog >>$prog<< is not portable";
+ }
}
if ($is_mswin || $is_netware || $is_vms) {
$runperl = $runperl . qq ( -e "$prog" );
$runperl = qq{$Perl -e 'print qq(} .
$args{stdin} . q{)' | } . $runperl;
}
+ } elsif (exists $args{stdin}) {
+ # Using the pipe construction above can cause fun on systems which use
+ # ksh as /bin/sh, as ksh does pipes differently (with one less process)
+ # With sh, for the command line 'perl -e 'print qq()' | perl -e ...'
+ # the sh process forks two children, which use exec to start the two
+ # perl processes. The parent shell process persists for the duration of
+ # the pipeline, and the second perl process starts with no children.
+ # With ksh (and zsh), the shell saves a process by forking a child for
+ # just the first perl process, and execing itself to start the second.
+ # This means that the second perl process starts with one child which
+ # it didn't create. This causes "fun" when if the tests assume that
+ # wait (or waitpid) will only return information about processes
+ # started within the test.
+ # They also cause fun on VMS, where the pipe implementation returns
+ # the exit code of the process at the front of the pipeline, not the
+ # end. This messes up any test using OPTION FATAL.
+ # Hence it's useful to have a way to make STDIN be at eof without
+ # needing a pipeline, so that the fork tests have a sane environment
+ # without these surprises.
+
+ # /dev/null appears to be surprisingly portable.
+ $runperl = $runperl . ($is_mswin ? ' <nul' : ' </dev/null');
}
if (defined $args{args}) {
$runperl = _quote_args($runperl, $args{args});
}
- $runperl = $runperl . ' 2>&1' if $args{stderr};
+ if (exists $args{stderr} && $args{stderr} eq 'devnull') {
+ $runperl = $runperl . ($is_mswin ? ' 2>nul' : ' 2>/dev/null');
+ }
+ elsif ($args{stderr}) {
+ $runperl = $runperl . ' 2>&1';
+ }
if ($args{verbose}) {
my $runperldisplay = $runperl;
$runperldisplay =~ s/\n/\n\#/g;
return $runperl;
}
+# sub run_perl {} is alias to below
sub runperl {
die "test.pl:runperl() does not take a hashref"
if ref $_[0] and ref $_[0] eq 'HASH';
# run a fresh perl, so we'll brute force launder everything for you
my $sep;
- if (! eval 'require Config; 1') {
+ if (! eval {require Config; 1}) {
warn "test.pl had problems loading Config: $@";
$sep = ':';
} else {
} else {
$result = `$runperl`;
}
- $result =~ s/\n\n/\n/ if $is_vms; # XXX pipes sometimes double these
+ $result =~ s/\n\n/\n/g if $is_vms; # XXX pipes sometimes double these
return $result;
}
return $Perl if $is_vms;
my $exe;
- if (! eval 'require Config; 1') {
+ if (! eval {require Config; 1}) {
warn "test.pl had problems loading Config: $@";
$exe = '';
} else {
if ($Perl =~ /^perl\Q$exe\E$/i) {
my $perl = "perl$exe";
- if (! eval 'require File::Spec; 1') {
+ if (! eval {require File::Spec; 1}) {
warn "test.pl had problems loading File::Spec: $@";
$Perl = "./$perl";
} else {
$count;
}
+# _num_to_alpha - Returns a string of letters representing a positive integer.
+# Arguments :
+# number to convert
+# maximum number of letters
+
+# returns undef if the number is negative
+# returns undef if the number of letters is greater than the maximum wanted
+
+# _num_to_alpha( 0) eq 'A';
+# _num_to_alpha( 1) eq 'B';
+# _num_to_alpha(25) eq 'Z';
+# _num_to_alpha(26) eq 'AA';
+# _num_to_alpha(27) eq 'AB';
+
+my @letters = qw(A B C D E F G H I J K L M N O P Q R S T U V W X Y Z);
+
+# Avoid ++ -- ranges split negative numbers
+sub _num_to_alpha{
+ my($num,$max_char) = @_;
+ return unless $num >= 0;
+ my $alpha = '';
+ my $char_count = 0;
+ $max_char = 0 if $max_char < 0;
+
+ while( 1 ){
+ $alpha = $letters[ $num % 26 ] . $alpha;
+ $num = int( $num / 26 );
+ last if $num == 0;
+ $num = $num - 1;
+
+ # char limit
+ next unless $max_char;
+ $char_count = $char_count + 1;
+ return if $char_count == $max_char;
+ }
+ return $alpha;
+}
+
my %tmpfiles;
END { unlink_all keys %tmpfiles }
$::tempfile_regexp = 'tmp\d+[A-Z][A-Z]?';
# Avoid ++, avoid ranges, avoid split //
-my @letters = qw(A B C D E F G H I J K L M N O P Q R S T U V W X Y Z);
+my $tempfile_count = 0;
sub tempfile {
- my $count = 0;
- do {
- my $temp = $count;
+ while(1){
my $try = "tmp$$";
- do {
- $try = $try . $letters[$temp % 26];
- $temp = int ($temp / 26);
- } while $temp;
+ my $alpha = _num_to_alpha($tempfile_count,2);
+ last unless defined $alpha;
+ $try = $try . $alpha;
+ $tempfile_count = $tempfile_count + 1;
+
# Need to note all the file names we allocated, as a second request may
# come before the first is created.
- if (!-e $try && !$tmpfiles{$try}) {
+ if (!$tmpfiles{$try} && !-e $try) {
# We have a winner
$tmpfiles{$try} = 1;
return $try;
}
- $count = $count + 1;
- } while $count < 26 * 26;
- die "Can't find temporary file name starting 'tmp$$'";
+ }
+ die "Can't find temporary file name starting \"tmp$$\"";
+}
+
+# register_tempfile - Adds a list of files to be removed at the end of the current test file
+# Arguments :
+# a list of files to be removed later
+
+# returns a count of how many file names were actually added
+
+# Reuses %tmpfiles so that tempfile() will also skip any files added here
+# even if the file doesn't exist yet.
+
+sub register_tempfile {
+ my $count = 0;
+ for( @_ ){
+ if( $tmpfiles{$_} ){
+ _print_stderr "# Temporary file '$_' already added\n";
+ }else{
+ $tmpfiles{$_} = 1;
+ $count = $count + 1;
+ }
+ }
+ return $count;
}
-# This is the temporary file for _fresh_perl
+# This is the temporary file for fresh_perl
my $tmpfile = tempfile();
-#
-# _fresh_perl
-#
-# The $resolve must be a subref that tests the first argument
-# for success, or returns the definition of success (e.g. the
-# expected scalar) if given no arguments.
-#
+sub fresh_perl {
+ my($prog, $runperl_args) = @_;
-sub _fresh_perl {
- my($prog, $resolve, $runperl_args, $name) = @_;
+ # Run 'runperl' with the complete perl program contained in '$prog', and
+ # arguments in the hash referred to by '$runperl_args'. The results are
+ # returned, with $? set to the exit code. Unless overridden, stderr is
+ # redirected to stdout.
+
+ die sprintf "Third argument to fresh_perl_.* must be hashref of args to fresh_perl (or {})"
+ unless !(defined $runperl_args) || ref($runperl_args) eq 'HASH';
# Given the choice of the mis-parsable {}
# (we want an anon hash, but a borked lexer might think that it's a block)
# it feels like the least-worse thing is to assume that auto-vivification
# works. At least, this is only going to be a run-time failure, so won't
# affect tests using this file but not this function.
- $runperl_args->{progfile} = $tmpfile;
- $runperl_args->{stderr} = 1;
+ $runperl_args->{progfile} ||= $tmpfile;
+ $runperl_args->{stderr} = 1 unless exists $runperl_args->{stderr};
open TEST, ">$tmpfile" or die "Cannot open $tmpfile: $!";
-
- # VMS adjustments
- if( $is_vms ) {
- $prog =~ s#/dev/null#NL:#;
-
- # VMS file locking
- $prog =~ s{if \(-e _ and -f _ and -r _\)}
- {if (-e _ and -f _)}
- }
-
print TEST $prog;
close TEST or die "Cannot close $tmpfile: $!";
my $results = runperl(%$runperl_args);
- my $status = $?;
+ my $status = $?; # Not necessary to save this, but it makes it clear to
+ # future maintainers.
# Clean up the results into something a bit more predictable.
$results =~ s/\n+$//;
$results =~ s/\n\n/\n/g;
}
- my $pass = $resolve->($results);
- unless ($pass) {
- _diag "# PROG: \n$prog\n";
- _diag "# EXPECTED:\n", $resolve->(), "\n";
- _diag "# GOT:\n$results\n";
- _diag "# STATUS: $status\n";
- }
+ $? = $status;
+ return $results;
+}
+
+
+sub _fresh_perl {
+ my($prog, $action, $expect, $runperl_args, $name) = @_;
+
+ my $results = fresh_perl($prog, $runperl_args);
+ my $status = $?;
# Use the first line of the program as a name if none was given
unless( $name ) {
$name = $name . '...' if length $first_line > length $name;
}
- _ok($pass, _where(), "fresh_perl - $name");
+ # Historically this was implemented using a closure, but then that means
+ # that the tests for closures avoid using this code. Given that there
+ # are exactly two callers, doing exactly two things, the simpler approach
+ # feels like a better trade off.
+ my $pass;
+ if ($action eq 'eq') {
+ $pass = is($results, $expect, $name);
+ } elsif ($action eq '=~') {
+ $pass = like($results, $expect, $name);
+ } else {
+ die "_fresh_perl can't process action '$action'";
+ }
+
+ unless ($pass) {
+ _diag "# PROG: \n$prog\n";
+ _diag "# STATUS: $status\n";
+ }
+
+ return $pass;
}
#
$expected =~ s/\n+$//;
local $Level = 2;
- _fresh_perl($prog,
- sub { @_ ? $_[0] eq $expected : $expected },
- $runperl_args, $name);
+ _fresh_perl($prog, 'eq', $expected, $runperl_args, $name);
}
#
sub fresh_perl_like {
my($prog, $expected, $runperl_args, $name) = @_;
local $Level = 2;
- _fresh_perl($prog,
- sub { @_ ? $_[0] =~ $expected : $expected },
- $runperl_args, $name);
+ _fresh_perl($prog, '=~', $expected, $runperl_args, $name);
+}
+
+# Many tests use the same format in __DATA__ or external files to specify a
+# sequence of (fresh) tests to run, extra files they may temporarily need, and
+# what the expected output is. Putting it here allows common code to serve
+# these multiple tests.
+#
+# Each program is source code to run followed by an "EXPECT" line, followed
+# by the expected output.
+#
+# The code to run may begin with a command line switch such as -w or -0777
+# (alphanumerics only), and may contain (note the '# ' on each):
+# # TODO reason for todo
+# # SKIP reason for skip
+# # SKIP ?code to test if this should be skipped
+# # NAME name of the test (as with ok($ok, $name))
+#
+# The expected output may contain:
+# OPTION list of options
+# OPTIONS list of options
+#
+# The possible options for OPTION may be:
+# regex - the expected output is a regular expression
+# random - all lines match but in any order
+# fatal - the code will fail fatally (croak, die)
+#
+# If the actual output contains a line "SKIPPED" the test will be
+# skipped.
+#
+# If the actual output contains a line "PREFIX", any output starting with that
+# line will be ignored when comparing with the expected output
+#
+# If the global variable $FATAL is true then OPTION fatal is the
+# default.
+
+sub _setup_one_file {
+ my $fh = shift;
+ # Store the filename as a program that started at line 0.
+ # Real files count lines starting at line 1.
+ my @these = (0, shift);
+ my ($lineno, $current);
+ while (<$fh>) {
+ if ($_ eq "########\n") {
+ if (defined $current) {
+ push @these, $lineno, $current;
+ }
+ undef $current;
+ } else {
+ if (!defined $current) {
+ $lineno = $.;
+ }
+ $current .= $_;
+ }
+ }
+ if (defined $current) {
+ push @these, $lineno, $current;
+ }
+ ((scalar @these) / 2 - 1, @these);
+}
+
+sub setup_multiple_progs {
+ my ($tests, @prgs);
+ foreach my $file (@_) {
+ next if $file =~ /(?:~|\.orig|,v)$/;
+ next if $file =~ /perlio$/ && !PerlIO::Layer->find('perlio');
+ next if -d $file;
+
+ open my $fh, '<', $file or die "Cannot open $file: $!\n" ;
+ my $found;
+ while (<$fh>) {
+ if (/^__END__/) {
+ ++$found;
+ last;
+ }
+ }
+ # This is an internal error, and should never happen. All bar one of
+ # the files had an __END__ marker to signal the end of their preamble,
+ # although for some it wasn't technically necessary as they have no
+ # tests. It might be possible to process files without an __END__ by
+ # seeking back to the start and treating the whole file as tests, but
+ # it's simpler and more reliable just to make the rule that all files
+ # must have __END__ in. This should never fail - a file without an
+ # __END__ should not have been checked in, because the regression tests
+ # would not have passed.
+ die "Could not find '__END__' in $file"
+ unless $found;
+
+ my ($t, @p) = _setup_one_file($fh, $file);
+ $tests += $t;
+ push @prgs, @p;
+
+ close $fh
+ or die "Cannot close $file: $!\n";
+ }
+ return ($tests, @prgs);
+}
+
+sub run_multiple_progs {
+ my $up = shift;
+ my @prgs;
+ if ($up) {
+ # The tests in lib run in a temporary subdirectory of t, and always
+ # pass in a list of "programs" to run
+ @prgs = @_;
+ } else {
+ # The tests below t run in t and pass in a file handle. In theory we
+ # can pass (caller)[1] as the second argument to report errors with
+ # the filename of our caller, as the handle is always DATA. However,
+ # line numbers in DATA count from the __END__ token, so will be wrong.
+ # Which is more confusing than not providing line numbers. So, for now,
+ # don't provide line numbers. No obvious clean solution - one hack
+ # would be to seek DATA back to the start and read to the __END__ token,
+ # but that feels almost like we should just open $0 instead.
+
+ # Not going to rely on undef in list assignment.
+ my $dummy;
+ ($dummy, @prgs) = _setup_one_file(shift);
+ }
+
+ my $tmpfile = tempfile();
+
+ my ($file, $line);
+ PROGRAM:
+ while (defined ($line = shift @prgs)) {
+ $_ = shift @prgs;
+ unless ($line) {
+ $file = $_;
+ if (defined $file) {
+ print "# From $file\n";
+ }
+ next;
+ }
+ my $switch = "";
+ my @temps ;
+ my @temp_path;
+ if (s/^(\s*-\w+)//) {
+ $switch = $1;
+ }
+ my ($prog, $expected) = split(/\nEXPECT(?:\n|$)/, $_, 2);
+
+ my %reason;
+ foreach my $what (qw(skip todo)) {
+ $prog =~ s/^#\s*\U$what\E\s*(.*)\n//m and $reason{$what} = $1;
+ # If the SKIP reason starts ? then it's taken as a code snippet to
+ # evaluate. This provides the flexibility to have conditional SKIPs
+ if ($reason{$what} && $reason{$what} =~ s/^\?//) {
+ my $temp = eval $reason{$what};
+ if ($@) {
+ die "# In \U$what\E code reason:\n# $reason{$what}\n$@";
+ }
+ $reason{$what} = $temp;
+ }
+ }
+
+ my $name = '';
+ if ($prog =~ s/^#\s*NAME\s+(.+)\n//m) {
+ $name = $1;
+ }
+
+ if ($reason{skip}) {
+ SKIP:
+ {
+ skip($name ? "$name - $reason{skip}" : $reason{skip}, 1);
+ }
+ next PROGRAM;
+ }
+
+ if ($prog =~ /--FILE--/) {
+ my @files = split(/\n?--FILE--\s*([^\s\n]*)\s*\n/, $prog) ;
+ shift @files ;
+ die "Internal error: test $_ didn't split into pairs, got " .
+ scalar(@files) . "[" . join("%%%%", @files) ."]\n"
+ if @files % 2;
+ while (@files > 2) {
+ my $filename = shift @files;
+ my $code = shift @files;
+ push @temps, $filename;
+ if ($filename =~ m#(.*)/# && $filename !~ m#^\.\./#) {
+ require File::Path;
+ File::Path::mkpath($1);
+ push(@temp_path, $1);
+ }
+ open my $fh, '>', $filename or die "Cannot open $filename: $!\n";
+ print $fh $code;
+ close $fh or die "Cannot close $filename: $!\n";
+ }
+ shift @files;
+ $prog = shift @files;
+ }
+
+ open my $fh, '>', $tmpfile or die "Cannot open >$tmpfile: $!";
+ print $fh q{
+ BEGIN {
+ open STDERR, '>&', STDOUT
+ or die "Can't dup STDOUT->STDERR: $!;";
+ }
+ };
+ print $fh "\n#line 1\n"; # So the line numbers don't get messed up.
+ print $fh $prog,"\n";
+ close $fh or die "Cannot close $tmpfile: $!";
+ my $results = runperl( stderr => 1, progfile => $tmpfile,
+ stdin => undef, $up
+ ? (switches => ["-I$up/lib", $switch], nolib => 1)
+ : (switches => [$switch])
+ );
+ my $status = $?;
+ $results =~ s/\n+$//;
+ # allow expected output to be written as if $prog is on STDIN
+ $results =~ s/$::tempfile_regexp/-/g;
+ if ($^O eq 'VMS') {
+ # some tests will trigger VMS messages that won't be expected
+ $results =~ s/\n?%[A-Z]+-[SIWEF]-[A-Z]+,.*//;
+
+ # pipes double these sometimes
+ $results =~ s/\n\n/\n/g;
+ }
+ # bison says 'parse error' instead of 'syntax error',
+ # various yaccs may or may not capitalize 'syntax'.
+ $results =~ s/^(syntax|parse) error/syntax error/mig;
+ # allow all tests to run when there are leaks
+ $results =~ s/Scalars leaked: \d+\n//g;
+
+ $expected =~ s/\n+$//;
+ my $prefix = ($results =~ s#^PREFIX(\n|$)##) ;
+ # any special options? (OPTIONS foo bar zap)
+ my $option_regex = 0;
+ my $option_random = 0;
+ my $fatal = $FATAL;
+ if ($expected =~ s/^OPTIONS? (.+)\n//) {
+ foreach my $option (split(' ', $1)) {
+ if ($option eq 'regex') { # allow regular expressions
+ $option_regex = 1;
+ }
+ elsif ($option eq 'random') { # all lines match, but in any order
+ $option_random = 1;
+ }
+ elsif ($option eq 'fatal') { # perl should fail
+ $fatal = 1;
+ }
+ else {
+ die "$0: Unknown OPTION '$option'\n";
+ }
+ }
+ }
+ die "$0: can't have OPTION regex and random\n"
+ if $option_regex + $option_random > 1;
+ my $ok = 0;
+ if ($results =~ s/^SKIPPED\n//) {
+ print "$results\n" ;
+ $ok = 1;
+ }
+ else {
+ if ($option_random) {
+ my @got = sort split "\n", $results;
+ my @expected = sort split "\n", $expected;
+
+ $ok = "@got" eq "@expected";
+ }
+ elsif ($option_regex) {
+ $ok = $results =~ /^$expected/;
+ }
+ elsif ($prefix) {
+ $ok = $results =~ /^\Q$expected/;
+ }
+ else {
+ $ok = $results eq $expected;
+ }
+
+ if ($ok && $fatal && !($status >> 8)) {
+ $ok = 0;
+ }
+ }
+
+ local $::TODO = $reason{todo};
+
+ unless ($ok) {
+ my $err_line = "PROG: $switch\n$prog\n" .
+ "EXPECTED:\n$expected\n";
+ $err_line .= "EXIT STATUS: != 0\n" if $fatal;
+ $err_line .= "GOT:\n$results\n";
+ $err_line .= "EXIT STATUS: " . ($status >> 8) . "\n" if $fatal;
+ if ($::TODO) {
+ $err_line =~ s/^/# /mg;
+ print $err_line; # Harness can't filter it out from STDERR.
+ }
+ else {
+ print STDERR $err_line;
+ }
+ }
+
+ if (defined $file) {
+ _ok($ok, "at $file line $line", $name);
+ } else {
+ # We don't have file and line number data for the test, so report
+ # errors as coming from our caller.
+ local $Level = $Level + 1;
+ ok($ok, $name);
+ }
+
+ foreach (@temps) {
+ unlink $_ if $_;
+ }
+ foreach (@temp_path) {
+ File::Path::rmtree $_ if -d $_;
+ }
+ }
}
sub can_ok ($@) {
}
-# Call $class->new( @$args ); and run the result through isa_ok.
+# Call $class->new( @$args ); and run the result through object_ok.
# See Test::More::new_ok
sub new_ok {
my($class, $args, $obj_name) = @_;
my $error = $@;
if($ok) {
- isa_ok($obj, $class, $object_name);
+ object_ok($obj, $class, $object_name);
}
else {
ok( 0, "new() died" );
if( !defined $object ) {
$diag = "$obj_name isn't defined";
}
- elsif( !ref $object ) {
- $diag = "$obj_name isn't a reference";
- }
else {
+ my $whatami = ref $object ? 'object' : 'class';
+
# We can't use UNIVERSAL::isa because we want to honor isa() overrides
local($@, $!); # eval sometimes resets $!
my $rslt = eval { $object->isa($class) };
- if( $@ ) {
- if( $@ =~ /^Can't call method "isa" on unblessed reference/ ) {
+ my $error = $@; # in case something else blows away $@
+
+ if( $error ) {
+ if( $error =~ /^Can't call method "isa" on unblessed reference/ ) {
+ # It's an unblessed reference
+ $obj_name = 'The reference' unless defined $obj_name;
if( !UNIVERSAL::isa($object, $class) ) {
my $ref = ref $object;
$diag = "$obj_name isn't a '$class' it's a '$ref'";
}
- } else {
+ }
+ elsif( $error =~ /Can't call method "isa" without a package/ ) {
+ # It's something that can't even be a class
+ $obj_name = 'The thing' unless defined $obj_name;
+ $diag = "$obj_name isn't a class or reference";
+ }
+ else {
die <<WHOA;
WHOA! I tried to call ->isa on your object and got some weird error.
This should never happen. Please contact the author immediately.
}
}
elsif( !$rslt ) {
+ $obj_name = "The $whatami" unless defined $obj_name;
my $ref = ref $object;
$diag = "$obj_name isn't a '$class' it's a '$ref'";
}
_ok( !$diag, _where(), $name );
}
+
+sub class_ok {
+ my($class, $isa, $class_name) = @_;
+
+ # Written so as to count as one test
+ local $Level = $Level + 1;
+ if( ref $class ) {
+ ok( 0, "$class is a reference, not a class name" );
+ }
+ else {
+ isa_ok($class, $isa, $class_name);
+ }
+}
+
+
+sub object_ok {
+ my($obj, $isa, $obj_name) = @_;
+
+ local $Level = $Level + 1;
+ if( !ref $obj ) {
+ ok( 0, "$obj is not a reference" );
+ }
+ else {
+ isa_ok($obj, $isa, $obj_name);
+ }
+}
+
+
+# Purposefully avoiding a closure.
+sub __capture {
+ push @::__capture, join "", @_;
+}
+
+sub capture_warnings {
+ my $code = shift;
+
+ local @::__capture;
+ local $SIG {__WARN__} = \&__capture;
+ &$code;
+ return @::__capture;
+}
+
+# This will generate a variable number of tests.
+# Use done_testing() instead of a fixed plan.
+sub warnings_like {
+ my ($code, $expect, $name) = @_;
+ local $Level = $Level + 1;
+
+ my @w = capture_warnings($code);
+
+ cmp_ok(scalar @w, '==', scalar @$expect, $name);
+ foreach my $e (@$expect) {
+ if (ref $e) {
+ like(shift @w, $e, $name);
+ } else {
+ is(shift @w, $e, $name);
+ }
+ }
+ if (@w) {
+ diag("Saw these additional warnings:");
+ diag($_) foreach @w;
+ }
+}
+
+sub _fail_excess_warnings {
+ my($expect, $got, $name) = @_;
+ local $Level = $Level + 1;
+ # This will fail, and produce diagnostics
+ is($expect, scalar @$got, $name);
+ diag("Saw these warnings:");
+ diag($_) foreach @$got;
+}
+
+sub warning_is {
+ my ($code, $expect, $name) = @_;
+ die sprintf "Expect must be a string or undef, not a %s reference", ref $expect
+ if ref $expect;
+ local $Level = $Level + 1;
+ my @w = capture_warnings($code);
+ if (@w > 1) {
+ _fail_excess_warnings(0 + defined $expect, \@w, $name);
+ } else {
+ is($w[0], $expect, $name);
+ }
+}
+
+sub warning_like {
+ my ($code, $expect, $name) = @_;
+ die sprintf "Expect must be a regexp object"
+ unless ref $expect eq 'Regexp';
+ local $Level = $Level + 1;
+ my @w = capture_warnings($code);
+ if (@w > 1) {
+ _fail_excess_warnings(0 + defined $expect, \@w, $name);
+ } else {
+ like($w[0], $expect, $name);
+ }
+}
+
# Set a watchdog to timeout the entire test file
# NOTE: If the test file uses 'threads', then call the watchdog() function
# _AFTER_ the 'threads' module is loaded.
# Don't use a watchdog process if 'threads' is loaded -
# use a watchdog thread instead
- if (!$threads_on) {
+ if (!$threads_on || $method eq "process") {
# On Windows and VMS, try launching a watchdog process
# using system(1, ...) (see perlport.pod)
_diag("Watchdog warning: $_[0]");
};
my $sig = $is_vms ? 'TERM' : 'KILL';
- my $cmd = _create_runperl( prog => "sleep($timeout);" .
- "warn qq/# $timeout_msg" . '\n/;' .
- "kill($sig, $pid_to_kill);");
- $watchdog = system(1, $cmd);
+ my $prog = "sleep($timeout);" .
+ "warn qq/# $timeout_msg" . '\n/;' .
+ "kill(q/$sig/, $pid_to_kill);";
+
+ # On Windows use the indirect object plus LIST form to guarantee
+ # that perl is launched directly rather than via the shell (see
+ # perlfunc.pod), and ensure that the LIST has multiple elements
+ # since the indirect object plus COMMANDSTRING form seems to
+ # hang (see perl #121283). Don't do this on VMS, which doesn't
+ # support the LIST form at all.
+ if ($is_mswin) {
+ my $runperl = which_perl();
+ if ($runperl =~ m/\s/) {
+ $runperl = qq{"$runperl"};
+ }
+ $watchdog = system({ $runperl } 1, $runperl, '-e', $prog);
+ }
+ else {
+ my $cmd = _create_runperl(prog => $prog);
+ $watchdog = system(1, $cmd);
+ }
};
if ($@ || ($watchdog <= 0)) {
_diag('Failed to start watchdog');
# Add END block to parent to terminate and
# clean up watchdog process
- eval "END { local \$! = 0; local \$? = 0;
- wait() if kill('KILL', $watchdog); };";
+ eval("END { local \$! = 0; local \$? = 0;
+ wait() if kill('KILL', $watchdog); };");
return;
}
if (kill(0, $pid_to_kill)) {
_diag($timeout_msg);
kill('KILL', $pid_to_kill);
+ if ($is_cygwin) {
+ # sometimes the above isn't enough on cygwin
+ sleep 1; # wait a little, it might have worked after all
+ system("/bin/kill -f $pid_to_kill");
+ }
}
# Don't execute END block (added at beginning of this file)
# Use a watchdog thread because either 'threads' is loaded,
# or fork() failed
- if (eval 'require threads; 1') {
+ if (eval {require threads; 1}) {
'threads'->create(sub {
# Load POSIX if available
eval { require POSIX; };
}
}
-my $cp_0037 = # EBCDIC code page 0037
- '\x00\x01\x02\x03\x37\x2D\x2E\x2F\x16\x05\x25\x0B\x0C\x0D\x0E\x0F' .
- '\x10\x11\x12\x13\x3C\x3D\x32\x26\x18\x19\x3F\x27\x1C\x1D\x1E\x1F' .
- '\x40\x5A\x7F\x7B\x5B\x6C\x50\x7D\x4D\x5D\x5C\x4E\x6B\x60\x4B\x61' .
- '\xF0\xF1\xF2\xF3\xF4\xF5\xF6\xF7\xF8\xF9\x7A\x5E\x4C\x7E\x6E\x6F' .
- '\x7C\xC1\xC2\xC3\xC4\xC5\xC6\xC7\xC8\xC9\xD1\xD2\xD3\xD4\xD5\xD6' .
- '\xD7\xD8\xD9\xE2\xE3\xE4\xE5\xE6\xE7\xE8\xE9\xBA\xE0\xBB\xB0\x6D' .
- '\x79\x81\x82\x83\x84\x85\x86\x87\x88\x89\x91\x92\x93\x94\x95\x96' .
- '\x97\x98\x99\xA2\xA3\xA4\xA5\xA6\xA7\xA8\xA9\xC0\x4F\xD0\xA1\x07' .
- '\x20\x21\x22\x23\x24\x15\x06\x17\x28\x29\x2A\x2B\x2C\x09\x0A\x1B' .
- '\x30\x31\x1A\x33\x34\x35\x36\x08\x38\x39\x3A\x3B\x04\x14\x3E\xFF' .
- '\x41\xAA\x4A\xB1\x9F\xB2\x6A\xB5\xBD\xB4\x9A\x8A\x5F\xCA\xAF\xBC' .
- '\x90\x8F\xEA\xFA\xBE\xA0\xB6\xB3\x9D\xDA\x9B\x8B\xB7\xB8\xB9\xAB' .
- '\x64\x65\x62\x66\x63\x67\x9E\x68\x74\x71\x72\x73\x78\x75\x76\x77' .
- '\xAC\x69\xED\xEE\xEB\xEF\xEC\xBF\x80\xFD\xFE\xFB\xFC\xAD\xAE\x59' .
- '\x44\x45\x42\x46\x43\x47\x9C\x48\x54\x51\x52\x53\x58\x55\x56\x57' .
- '\x8C\x49\xCD\xCE\xCB\xCF\xCC\xE1\x70\xDD\xDE\xDB\xDC\x8D\x8E\xDF';
-
-my $cp_1047 = # EBCDIC code page 1047
- '\x00\x01\x02\x03\x37\x2D\x2E\x2F\x16\x05\x15\x0B\x0C\x0D\x0E\x0F' .
- '\x10\x11\x12\x13\x3C\x3D\x32\x26\x18\x19\x3F\x27\x1C\x1D\x1E\x1F' .
- '\x40\x5A\x7F\x7B\x5B\x6C\x50\x7D\x4D\x5D\x5C\x4E\x6B\x60\x4B\x61' .
- '\xF0\xF1\xF2\xF3\xF4\xF5\xF6\xF7\xF8\xF9\x7A\x5E\x4C\x7E\x6E\x6F' .
- '\x7C\xC1\xC2\xC3\xC4\xC5\xC6\xC7\xC8\xC9\xD1\xD2\xD3\xD4\xD5\xD6' .
- '\xD7\xD8\xD9\xE2\xE3\xE4\xE5\xE6\xE7\xE8\xE9\xAD\xE0\xBD\x5F\x6D' .
- '\x79\x81\x82\x83\x84\x85\x86\x87\x88\x89\x91\x92\x93\x94\x95\x96' .
- '\x97\x98\x99\xA2\xA3\xA4\xA5\xA6\xA7\xA8\xA9\xC0\x4F\xD0\xA1\x07' .
- '\x20\x21\x22\x23\x24\x25\x06\x17\x28\x29\x2A\x2B\x2C\x09\x0A\x1B' .
- '\x30\x31\x1A\x33\x34\x35\x36\x08\x38\x39\x3A\x3B\x04\x14\x3E\xFF' .
- '\x41\xAA\x4A\xB1\x9F\xB2\x6A\xB5\xBB\xB4\x9A\x8A\xB0\xCA\xAF\xBC' .
- '\x90\x8F\xEA\xFA\xBE\xA0\xB6\xB3\x9D\xDA\x9B\x8B\xB7\xB8\xB9\xAB' .
- '\x64\x65\x62\x66\x63\x67\x9E\x68\x74\x71\x72\x73\x78\x75\x76\x77' .
- '\xAC\x69\xED\xEE\xEB\xEF\xEC\xBF\x80\xFD\xFE\xFB\xFC\xBA\xAE\x59' .
- '\x44\x45\x42\x46\x43\x47\x9C\x48\x54\x51\x52\x53\x58\x55\x56\x57' .
- '\x8C\x49\xCD\xCE\xCB\xCF\xCC\xE1\x70\xDD\xDE\xDB\xDC\x8D\x8E\xDF';
-
-my $cp_bc = # EBCDIC code page POSiX-BC
- '\x00\x01\x02\x03\x37\x2D\x2E\x2F\x16\x05\x15\x0B\x0C\x0D\x0E\x0F' .
- '\x10\x11\x12\x13\x3C\x3D\x32\x26\x18\x19\x3F\x27\x1C\x1D\x1E\x1F' .
- '\x40\x5A\x7F\x7B\x5B\x6C\x50\x7D\x4D\x5D\x5C\x4E\x6B\x60\x4B\x61' .
- '\xF0\xF1\xF2\xF3\xF4\xF5\xF6\xF7\xF8\xF9\x7A\x5E\x4C\x7E\x6E\x6F' .
- '\x7C\xC1\xC2\xC3\xC4\xC5\xC6\xC7\xC8\xC9\xD1\xD2\xD3\xD4\xD5\xD6' .
- '\xD7\xD8\xD9\xE2\xE3\xE4\xE5\xE6\xE7\xE8\xE9\xBB\xBC\xBD\x6A\x6D' .
- '\x4A\x81\x82\x83\x84\x85\x86\x87\x88\x89\x91\x92\x93\x94\x95\x96' .
- '\x97\x98\x99\xA2\xA3\xA4\xA5\xA6\xA7\xA8\xA9\xFB\x4F\xFD\xFF\x07' .
- '\x20\x21\x22\x23\x24\x25\x06\x17\x28\x29\x2A\x2B\x2C\x09\x0A\x1B' .
- '\x30\x31\x1A\x33\x34\x35\x36\x08\x38\x39\x3A\x3B\x04\x14\x3E\x5F' .
- '\x41\xAA\xB0\xB1\x9F\xB2\xD0\xB5\x79\xB4\x9A\x8A\xBA\xCA\xAF\xA1' .
- '\x90\x8F\xEA\xFA\xBE\xA0\xB6\xB3\x9D\xDA\x9B\x8B\xB7\xB8\xB9\xAB' .
- '\x64\x65\x62\x66\x63\x67\x9E\x68\x74\x71\x72\x73\x78\x75\x76\x77' .
- '\xAC\x69\xED\xEE\xEB\xEF\xEC\xBF\x80\xE0\xFE\xDD\xFC\xAD\xAE\x59' .
- '\x44\x45\x42\x46\x43\x47\x9C\x48\x54\x51\x52\x53\x58\x55\x56\x57' .
- '\x8C\x49\xCD\xCE\xCB\xCF\xCC\xE1\x70\xC0\xDE\xDB\xDC\x8D\x8E\xDF';
-
-my $straight = # Avoid ranges
- '\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0A\x0B\x0C\x0D\x0E\x0F' .
- '\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1A\x1B\x1C\x1D\x1E\x1F' .
- '\x20\x21\x22\x23\x24\x25\x26\x27\x28\x29\x2A\x2B\x2C\x2D\x2E\x2F' .
- '\x30\x31\x32\x33\x34\x35\x36\x37\x38\x39\x3A\x3B\x3C\x3D\x3E\x3F' .
- '\x40\x41\x42\x43\x44\x45\x46\x47\x48\x49\x4A\x4B\x4C\x4D\x4E\x4F' .
- '\x50\x51\x52\x53\x54\x55\x56\x57\x58\x59\x5A\x5B\x5C\x5D\x5E\x5F' .
- '\x60\x61\x62\x63\x64\x65\x66\x67\x68\x69\x6A\x6B\x6C\x6D\x6E\x6F' .
- '\x70\x71\x72\x73\x74\x75\x76\x77\x78\x79\x7A\x7B\x7C\x7D\x7E\x7F' .
- '\x80\x81\x82\x83\x84\x85\x86\x87\x88\x89\x8A\x8B\x8C\x8D\x8E\x8F' .
- '\x90\x91\x92\x93\x94\x95\x96\x97\x98\x99\x9A\x9B\x9C\x9D\x9E\x9F' .
- '\xA0\xA1\xA2\xA3\xA4\xA5\xA6\xA7\xA8\xA9\xAA\xAB\xAC\xAD\xAE\xAF' .
- '\xB0\xB1\xB2\xB3\xB4\xB5\xB6\xB7\xB8\xB9\xBA\xBB\xBC\xBD\xBE\xBF' .
- '\xC0\xC1\xC2\xC3\xC4\xC5\xC6\xC7\xC8\xC9\xCA\xCB\xCC\xCD\xCE\xCF' .
- '\xD0\xD1\xD2\xD3\xD4\xD5\xD6\xD7\xD8\xD9\xDA\xDB\xDC\xDD\xDE\xDF' .
- '\xE0\xE1\xE2\xE3\xE4\xE5\xE6\xE7\xE8\xE9\xEA\xEB\xEC\xED\xEE\xEF' .
- '\xF0\xF1\xF2\xF3\xF4\xF5\xF6\xF7\xF8\xF9\xFA\xFB\xFC\xFD\xFE\xFF';
-
-# The following 2 functions allow tests to work on both EBCDIC and
-# ASCII-ish platforms. They convert string scalars between the native
-# character set and the set of 256 characters which is usually called
-# Latin1.
-#
-# These routines don't work on UTF-EBCDIC and UTF-8.
-
-sub native_to_latin1($) {
- my $string = shift;
-
- return $string if ord('^') == 94; # ASCII, Latin1
- my $cp;
- if (ord('^') == 95) { # EBCDIC 1047
- $cp = \$cp_1047;
- }
- elsif (ord('^') == 106) { # EBCDIC POSIX-BC
- $cp = \$cp_bc;
- }
- elsif (ord('^') == 176) { # EBCDIC 037 */
- $cp = \$cp_0037;
- }
- else {
- die "Unknown native character set";
- }
-
- eval '$string =~ tr/' . $$cp . '/' . $straight . '/';
- return $string;
-}
-
-sub latin1_to_native($) {
- my $string = shift;
-
- return $string if ord('^') == 94; # ASCII, Latin1
- my $cp;
- if (ord('^') == 95) { # EBCDIC 1047
- $cp = \$cp_1047;
- }
- elsif (ord('^') == 106) { # EBCDIC POSIX-BC
- $cp = \$cp_bc;
- }
- elsif (ord('^') == 176) { # EBCDIC 037 */
- $cp = \$cp_0037;
- }
- else {
- die "Unknown native character set";
- }
-
- eval '$string =~ tr/' . $straight . '/' . $$cp . '/';
- return $string;
-}
-
-sub ord_latin1_to_native {
- # given an input code point, return the platform's native
- # equivalent value. Anything above latin1 is itself.
-
- my $ord = shift;
- return $ord if $ord > 255;
- return ord latin1_to_native(chr $ord);
-}
-
-sub ord_native_to_latin1 {
- # given an input platform code point, return the latin1 equivalent value.
- # Anything above latin1 is itself.
-
- my $ord = shift;
- return $ord if $ord > 255;
- return ord native_to_latin1(chr $ord);
-}
-
1;