#
-# t/test.pl - most of Test::More functionality without the fuss
+# 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
# NOTE:
sub skip_all {
if (@_) {
- _print "1..0 # Skipped: @_\n";
+ _print "1..0 # Skip @_\n";
} else {
_print "1..0\n";
}
$out = $pass ? "ok $test" : "not ok $test";
}
- $out .= " # TODO $TODO" if $TODO;
+ $out = $out . " # TODO $TODO" if $TODO;
_print "$out\n";
unless ($pass) {
my $y = '';
foreach my $c (unpack("U*", $x)) {
if ($c > 255) {
- $y .= sprintf "\\x{%x}", $c;
+ $y = $y . sprintf "\\x{%x}", $c;
} elsif ($backslash_escape{$c}) {
- $y .= $backslash_escape{$c};
+ $y = $y . $backslash_escape{$c};
} else {
my $z = chr $c; # Maybe we can get away with a literal...
- $z = sprintf "\\%03o", $c if $z =~ /[[:^print:]]/;
- $y .= $z;
+ if ($z =~ /[[:^print:]]/) {
+
+ # Use octal for characters traditionally expressed as
+ # such: the low controls
+ if ($c <= 037) {
+ $z = sprintf "\\%03o", $c;
+ } else {
+ $z = sprintf "\\x{%x}", $c;
+ }
+ }
+ $y = $y . $z;
}
}
$x = $y;
}
unless ($pass) {
- unshift(@mess, "# got "._q($got)."\n",
- "# expected "._q($expected)."\n");
+ unshift(@mess, "# got "._qq($got)."\n",
+ "# expected "._qq($expected)."\n");
}
_ok($pass, _where(), $name, @mess);
}
}
unless( $pass ) {
- unshift(@mess, "# it should not be "._q($got)."\n",
+ unshift(@mess, "# it should not be "._qq($got)."\n",
"# but it is.\n");
}
_ok($pass, _where(), $name, @mess);
if ($got eq $expected and $type !~ tr/a-z//) {
unshift @mess, "# $got - $expected = " . ($got - $expected) . "\n";
}
- unshift(@mess, "# got "._q($got)."\n",
- "# expected $type "._q($expected)."\n");
+ unshift(@mess, "# got "._qq($got)."\n",
+ "# expected $type "._qq($expected)."\n");
}
_ok($pass, _where(), $name, @mess);
}
if ($got eq $expected) {
unshift @mess, "# $got - $expected = " . ($got - $expected) . "\n";
}
- unshift@mess, "# got "._q($got)."\n",
- "# expected "._q($expected)." (within "._q($range).")\n";
+ unshift@mess, "# got "._qq($got)."\n",
+ "# expected "._qq($expected)." (within "._qq($range).")\n";
}
_ok($pass, _where(), $name, @mess);
}
my $why = shift;
my $n = @_ ? shift : 1;
for (1..$n) {
- _print "ok $test # skip: $why\n";
+ _print "ok $test # skip $why\n";
$test = $test + 1;
}
local $^W = 0;
my $n = @_ ? shift : 1;
for (1..$n) {
- _print "not ok $test # TODO & SKIP: $why\n";
+ _print "not ok $test # TODO & SKIP $why\n";
$test = $test + 1;
}
local $^W = 0;
my $is_mswin = $^O eq 'MSWin32';
my $is_netware = $^O eq 'NetWare';
-my $is_macos = $^O eq 'MacOS';
my $is_vms = $^O eq 'VMS';
my $is_cygwin = $^O eq 'cygwin';
# In VMS protect with doublequotes because otherwise
# DCL will lowercase -- unless already doublequoted.
$_ = q(").$_.q(") if $is_vms && !/^\"/ && length($_) > 0;
- $$runperl .= ' ' . $_;
+ $runperl = $runperl . ' ' . $_;
}
+ return $runperl;
}
sub _create_runperl { # Create the string to qx in runperl().
$runperl = "$ENV{PERL_RUNPERL_DEBUG} $runperl";
}
unless ($args{nolib}) {
- if ($is_macos) {
- $runperl .= ' -I::lib';
- # Use UNIX style error messages instead of MPW style.
- $runperl .= ' -MMac::err=unix' if $args{stderr};
- }
- else {
- $runperl .= ' "-I../lib"'; # doublequotes because of VMS
- }
+ $runperl = $runperl . ' "-I../lib"'; # doublequotes because of VMS
}
if ($args{switches}) {
local $Level = 2;
die "test.pl:runperl(): 'switches' must be an ARRAYREF " . _where()
unless ref $args{switches} eq "ARRAY";
- _quote_args(\$runperl, $args{switches});
+ $runperl = _quote_args($runperl, $args{switches});
}
if (defined $args{prog}) {
die "test.pl:runperl(): both 'prog' and 'progs' cannot be used " . _where()
unless ref $args{progs} eq "ARRAY";
foreach my $prog (@{$args{progs}}) {
if ($is_mswin || $is_netware || $is_vms) {
- $runperl .= qq ( -e "$prog" );
+ $runperl = $runperl . qq ( -e "$prog" );
}
else {
- $runperl .= qq ( -e '$prog' );
+ $runperl = $runperl . qq ( -e '$prog' );
}
}
} elsif (defined $args{progfile}) {
- $runperl .= qq( "$args{progfile}");
+ $runperl = $runperl . qq( "$args{progfile}");
} else {
# You probaby didn't want to be sucking in from the upstream stdin
die "test.pl:runperl(): none of prog, progs, progfile, args, "
$runperl = qq{$Perl -e "print qq(} .
$args{stdin} . q{)" | } . $runperl;
}
- elsif ($is_macos) {
- # MacOS can only do two processes under MPW at once;
- # the test itself is one; we can't do two more, so
- # write to temp file
- my $stdin = qq{$Perl -e 'print qq(} . $args{stdin} . qq{)' > teststdin; };
- if ($args{verbose}) {
- my $stdindisplay = $stdin;
- $stdindisplay =~ s/\n/\n\#/g;
- _print_stderr "# $stdindisplay\n";
- }
- `$stdin`;
- $runperl .= q{ < teststdin };
- }
else {
$runperl = qq{$Perl -e 'print qq(} .
$args{stdin} . q{)' | } . $runperl;
}
}
if (defined $args{args}) {
- _quote_args(\$runperl, $args{args});
+ $runperl = _quote_args($runperl, $args{args});
}
- $runperl .= ' 2>&1' if $args{stderr} && !$is_macos;
- $runperl .= " \xB3 Dev:Null" if !$args{stderr} && $is_macos;
+ $runperl = $runperl . ' 2>&1' if $args{stderr};
if ($args{verbose}) {
my $runperldisplay = $runperl;
$runperldisplay =~ s/\n/\n\#/g;
# run a fresh perl, so we'll brute force launder everything for you
my $sep;
- eval "require Config; Config->import";
- if ($@) {
+ if (! eval 'require Config; 1') {
warn "test.pl had problems loading Config: $@";
$sep = ':';
} else {
- $sep = $Config{path_sep};
+ $sep = $Config::Config{path_sep};
}
my @keys = grep {exists $ENV{$_}} qw(CDPATH IFS ENV BASH_ENV);
local @ENV{@keys} = ();
# Untaint, plus take out . and empty string:
- local $ENV{'DCL$PATH'} = $1 if $is_vms && ($ENV{'DCL$PATH'} =~ /(.*)/s);
+ local $ENV{'DCL$PATH'} = $1 if $is_vms && exists($ENV{'DCL$PATH'}) && ($ENV{'DCL$PATH'} =~ /(.*)/s);
$ENV{PATH} =~ /(.*)/s;
local $ENV{PATH} =
join $sep, grep { $_ ne "" and $_ ne "." and -d $_ and
($is_mswin or $is_vms or !(stat && (stat _)[2]&0022)) }
split quotemeta ($sep), $1;
- $ENV{PATH} .= "$sep/bin" if $is_cygwin; # Must have /bin under Cygwin
+ $ENV{PATH} = $ENV{PATH} . "$sep/bin" if $is_cygwin; # Must have /bin under Cygwin
$runperl =~ /(.*)/s;
$runperl = $1;
return $Perl if $^O eq 'VMS';
my $exe;
- eval "require Config; Config->import";
- if ($@) {
+ if (! eval 'require Config; 1') {
warn "test.pl had problems loading Config: $@";
$exe = '';
} else {
- $exe = $Config{_exe};
+ $exe = $Config::Config{_exe};
}
$exe = '' unless defined $exe;
if ($Perl =~ /^perl\Q$exe\E$/i) {
my $perl = "perl$exe";
- eval "require File::Spec";
- if ($@) {
+ if (! eval 'require File::Spec; 1') {
warn "test.pl had problems loading File::Spec: $@";
$Perl = "./$perl";
} else {
# the command.
if ($Perl !~ /\Q$exe\E$/i) {
- $Perl .= $exe;
+ $Perl = $Perl . $exe;
}
warn "which_perl: cannot find $Perl from $^X" unless -f $Perl;
}
}
+my %tmpfiles;
+END { unlink_all keys %tmpfiles }
+
+# A regexp that matches the tempfile names
+$::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);
+sub tempfile {
+ my $count = 0;
+ do {
+ my $temp = $count;
+ my $try = "tmp$$";
+ do {
+ $try = $try . $letters[$temp % 26];
+ $temp = int ($temp / 26);
+ } while $temp;
+ # 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}) {
+ # 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$$'";
+}
-my $tmpfile = "misctmp000";
-1 while -f ++$tmpfile;
-END { unlink_all $tmpfile }
+# This is the temporary file for _fresh_perl
+my $tmpfile = tempfile();
#
# _fresh_perl
sub _fresh_perl {
my($prog, $resolve, $runperl_args, $name) = @_;
- $runperl_args ||= {};
+ # Given the choice of the mis-parsable {}
+ # (we want an anon hash, but a borked lexer might think that it's a block)
+ # or relying on taking a reference to a lexical
+ # (\ might be mis-parsed, and the reference counting on the pad may go
+ # awry)
+ # 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;
my $status = $?;
# Clean up the results into something a bit more predictable.
- $results =~ s/\n+$//;
- $results =~ s/at\s+misctmp\d+\s+line/at - line/g;
- $results =~ s/of\s+misctmp\d+\s+aborted/of - aborted/g;
+ $results =~ s/\n+$//;
+ $results =~ s/at\s+$::tempfile_regexp\s+line/at - line/g;
+ $results =~ s/of\s+$::tempfile_regexp\s+aborted/of - aborted/g;
# bison says 'parse error' instead of 'syntax error',
# various yaccs may or may not capitalize 'syntax'.
# Use the first line of the program as a name if none was given
unless( $name ) {
($first_line, $name) = $prog =~ /^((.{1,50}).*)/;
- $name .= '...' if length $first_line > length $name;
+ $name = $name . '...' if length $first_line > length $name;
}
_ok($pass, _where(), "fresh_perl - $name");
sub fresh_perl_is {
my($prog, $expected, $runperl_args, $name) = @_;
+
+ # _fresh_perl() is going to clip the trailing newlines off the result.
+ # This will make it so the test author doesn't have to know that.
+ $expected =~ s/\n+$//;
+
local $Level = 2;
_fresh_perl($prog,
sub { @_ ? $_[0] eq $expected : $expected },
my($prog, $expected, $runperl_args, $name) = @_;
local $Level = 2;
_fresh_perl($prog,
- sub { @_ ?
- $_[0] =~ (ref $expected ? $expected : /$expected/) :
- $expected },
+ sub { @_ ? $_[0] =~ $expected : $expected },
$runperl_args, $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.
-sub watchdog ($)
+sub watchdog ($;$)
{
my $timeout = shift;
+ my $method = shift || "";
my $timeout_msg = 'Test process timed out - terminating';
+ # Valgrind slows perl way down so give it more time before dying.
+ $timeout *= 10 if $ENV{PERL_VALGRIND};
+
my $pid_to_kill = $$; # PID for this process
+ if ($method eq "alarm") {
+ goto WATCHDOG_VIA_ALARM;
+ }
+
# Don't use a watchdog process if 'threads' is loaded -
# use a watchdog thread instead
if (! $threads::threads) {
local $SIG{'__WARN__'} = sub {
_diag("Watchdog warning: $_[0]");
};
- $watchdog = system(1, which_perl(), '-e',
- "sleep($timeout);" .
- "kill('KILL', $pid_to_kill);");
+ my $sig = $^O eq 'VMS' ? 'TERM' : 'KILL';
+ my $cmd = _create_runperl( prog => "sleep($timeout);" .
+ "warn qq/# $timeout_msg" . '\n/;' .
+ "kill($sig, $pid_to_kill);");
+ $watchdog = system(1, $cmd);
};
if ($@ || ($watchdog <= 0)) {
_diag('Failed to start watchdog');
# Use a watchdog thread because either 'threads' is loaded,
# or fork() failed
- if (eval { require threads; }) {
+ if (eval 'require threads; 1') {
threads->create(sub {
# Load POSIX if available
eval { require POSIX; };
# Execute the timeout
- sleep($timeout);
+ my $time_left = $timeout;
+ do {
+ $time_left = $time_left - sleep($time_left);
+ } while ($time_left > 0);
# Kill the parent (and ourself)
select(STDERR); $| = 1;
_diag($timeout_msg);
POSIX::_exit(1) if (defined(&POSIX::_exit));
- kill('KILL', $pid_to_kill);
+ my $sig = $^O eq 'VMS' ? 'TERM' : 'KILL';
+ kill($sig, $pid_to_kill);
})->detach();
return;
}
# If everything above fails, then just use an alarm timeout
+WATCHDOG_VIA_ALARM:
if (eval { alarm($timeout); 1; }) {
# Load POSIX if available
eval { require POSIX; };
select(STDERR); $| = 1;
_diag($timeout_msg);
POSIX::_exit(1) if (defined(&POSIX::_exit));
- kill('KILL', $pid_to_kill);
+ my $sig = $^O eq 'VMS' ? 'TERM' : 'KILL';
+ kill($sig, $pid_to_kill);
};
}
}
+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;
+}
+
1;