BEGIN {
chdir 't' if -d 't';
@INC = '../lib';
+ require './test.pl';
}
-print "1..48\n";
+use strict; # Amazed that this hackery can be made strict ...
+
+# read in a file
+sub cat {
+ my $file = shift;
+ local $/;
+ open my $fh, $file or die "can't open '$file': $!";
+ my $data = <$fh>;
+ close $fh;
+ $data;
+}
+
+#-- testing numeric fields in all variants (WL)
+
+sub swrite {
+ my $format = shift;
+ local $^A = ""; # don't litter, use a local bin
+ formline( $format, @_ );
+ return $^A;
+}
+
+my @NumTests = (
+ # [ format, value1, expected1, value2, expected2, .... ]
+ [ '@###', 0, ' 0', 1, ' 1', 9999.6, '####',
+ 9999.4999, '9999', -999.6, '####', 1e+100, '####' ],
+
+ [ '@0##', 0, '0000', 1, '0001', 9999.6, '####',
+ -999.4999, '-999', -999.6, '####', 1e+100, '####' ],
+
+ [ '^###', 0, ' 0', undef, ' ' ],
+
+ [ '^0##', 0, '0000', undef, ' ' ],
+
+ [ '@###.', 0, ' 0.', 1, ' 1.', 9999.6, '#####',
+ 9999.4999, '9999.', -999.6, '#####' ],
+
+ [ '@##.##', 0, ' 0.00', 1, ' 1.00', 999.996, '######',
+ 999.99499, '999.99', -100, '######' ],
+
+ [ '@0#.##', 0, '000.00', 1, '001.00', 10, '010.00',
+ -0.0001, qr/^[\-0]00\.00$/ ],
-my $CAT = ($^O eq 'MSWin32' || $^O eq 'NetWare' || $^O eq 'VMS') ? 'type'
- : ($^O eq 'MacOS') ? 'catenate'
- : 'cat';
+);
+
+
+my $num_tests = 0;
+for my $tref ( @NumTests ){
+ $num_tests += (@$tref - 1)/2;
+}
+#---------------------------------------------------------
+
+# number of tests in section 1
+my $bas_tests = 20;
+
+# number of tests in section 3
+my $bug_tests = 8 + 3 * 3 * 5 * 2 * 3 + 2 + 66 + 4 + 2 + 3 + 96 + 2;
+
+# number of tests in section 4
+my $hmb_tests = 35;
+
+my $tests = $bas_tests + $num_tests + $bug_tests + $hmb_tests;
+
+plan $tests;
+
+############
+## Section 1
+############
+
+use vars qw($fox $multiline $foo $good);
format OUT =
the quick brown @<<
.
open(OUT, '>Op_write.tmp') || die "Can't create Op_write.tmp";
+END { unlink_all 'Op_write.tmp' }
$fox = 'foxiness';
$good = 'good';
write(OUT);
close OUT or die "Could not close: $!";
-$right =
+my $right =
"the quick brown fox
jumped
forescore
of huma...
now is the time for all good men to come to\n";
-if (`$CAT Op_write.tmp` eq $right)
- { print "ok 1\n"; 1 while unlink 'Op_write.tmp'; }
-else
- { print "not ok 1\n"; }
+is cat('Op_write.tmp'), $right and unlink_all 'Op_write.tmp';
$fox = 'wolfishness';
my $fox = 'foxiness'; # Test a lexical variable.
necessary
now is the time for all good men to come to\n";
-if (`$CAT Op_write.tmp` eq $right)
- { print "ok 2\n"; 1 while unlink 'Op_write.tmp'; }
-else
- { print "not ok 2\n"; }
+is cat('Op_write.tmp'), $right and unlink_all 'Op_write.tmp';
eval <<'EOFORMAT';
format OUT2 =
necessary
now is the time for all good men to come to\n";
-if (`$CAT Op_write.tmp` eq $right)
- { print "ok 3\n"; 1 while unlink 'Op_write.tmp'; }
-else
- { print "not ok 3\n"; }
+is cat('Op_write.tmp'), $right and unlink_all 'Op_write.tmp';
# formline tests
-$mustbe = <<EOT;
+$right = <<EOT;
@ a
@> ab
@>> abc
@>>>>>>>>>> abc
EOT
-$was1 = $was2 = '';
+my $was1 = my $was2 = '';
+use vars '$format2';
for (0..10) {
# lexical picture
$^A = '';
formline $format2, 'abc';
$was2 .= "$format2 $^A\n";
}
-print $was1 eq $mustbe ? "ok 4\n" : "not ok 4\n";
-print $was2 eq $mustbe ? "ok 5\n" : "not ok 5\n";
+is $was1, $right;
+is $was2, $right;
$^A = '';
$right =
"fit\n";
-if (`$CAT Op_write.tmp` eq $right)
- { print "ok 6\n"; 1 while unlink 'Op_write.tmp'; }
-else
- { print "not ok 6\n"; }
+is cat('Op_write.tmp'), $right and unlink_all 'Op_write.tmp';
+
# test lexicals and globals
{
+ my $test = curr_test();
my $this = "ok";
- our $that = 7;
+ our $that = $test;
format LEX =
@<<@|
$this,$that
.
open(LEX, ">&STDOUT") or die;
write LEX;
- $that = 8;
+ $that = ++$test;
write LEX;
close LEX or die "Could not close: $!";
+ curr_test($test + 1);
}
# LEX_INTERPNORMAL test
my %e = ( a => 1 );
open OUT4, ">Op_write.tmp" or die "Can't create Op_write.tmp";
write (OUT4);
close OUT4 or die "Could not close: $!";
-if (`$CAT Op_write.tmp` eq "1\n") {
- print "ok 9\n";
- 1 while unlink "Op_write.tmp";
- }
-else {
- print "not ok 9\n";
- }
+is cat('Op_write.tmp'), "1\n" and unlink_all "Op_write.tmp";
eval <<'EOFORMAT';
format OUT10 =
open(OUT10, '>Op_write.tmp') || die "Can't create Op_write.tmp";
+use vars '$test1';
$test1 = 12.95;
write(OUT10);
close OUT10 or die "Could not close: $!";
$right = " 12.95 00012.95\n";
-if (`$CAT Op_write.tmp` eq $right)
- { print "ok 10\n"; 1 while unlink 'Op_write.tmp'; }
-else
- { print "not ok 10\n"; }
+is cat('Op_write.tmp'), $right and unlink_all 'Op_write.tmp';
eval <<'EOFORMAT';
format OUT11 =
"00012.95
1 0#
10 #\n";
-if (`$CAT Op_write.tmp` eq $right)
- { print "ok 11\n"; 1 while unlink 'Op_write.tmp'; }
-else
- { print "not ok 11\n"; }
+is cat('Op_write.tmp'), $right and unlink_all 'Op_write.tmp';
{
+ my $test = curr_test();
my $el;
- format STDOUT =
+ format OUT12 =
ok ^<<<<<<<<<<<<<<~~ # sv_chop() naze
$el
.
- my %hash = (12 => 3);
+ my %hash = ($test => 3);
+ open(OUT12, '>Op_write.tmp') || die "Can't create Op_write.tmp";
+
for $el (keys %hash) {
- write;
+ write(OUT12);
}
+ close OUT12 or die "Could not close: $!";
+ print cat('Op_write.tmp');
+ curr_test($test + 1);
+}
+
+{
+ my $test = curr_test();
+ # Bug report and testcase by Alexey Tourbin
+ use Tie::Scalar;
+ my $v;
+ tie $v, 'Tie::StdScalar';
+ $v = $test;
+ format OUT13 =
+ok ^<<<<<<<<< ~~
+$v
+.
+ open(OUT13, '>Op_write.tmp') || die "Can't create Op_write.tmp";
+ write(OUT13);
+ close OUT13 or die "Could not close: $!";
+ print cat('Op_write.tmp');
+ curr_test($test + 1);
}
-# 13..48: scary format testing from Merijn H. Brand
+{ # test 14
+ # Bug #24774 format without trailing \n failed assertion, but this
+ # must fail since we have a trailing ; in the eval'ed string (WL)
+ my @v = ('k');
+ eval "format OUT14 = \n@\n\@v";
+ like $@, qr/Format not terminated/;
+}
-if ($^O eq 'VMS' || $^O eq 'MSWin32' || $^O eq 'dos' || $^O eq 'MacOS' ||
- ($^O eq 'os2' and not eval '$OS2::can_fork')) {
- foreach (13..48) { print "ok $_ # skipped: '|-' and '-|' not supported\n"; }
- exit(0);
+{ # test 15
+ # text lost in ^<<< field with \r in value (WL)
+ my $txt = "line 1\rline 2";
+ format OUT15 =
+^<<<<<<<<<<<<<<<<<<
+$txt
+^<<<<<<<<<<<<<<<<<<
+$txt
+.
+ open(OUT15, '>Op_write.tmp') || die "Can't create Op_write.tmp";
+ write(OUT15);
+ close OUT15 or die "Could not close: $!";
+ my $res = cat('Op_write.tmp');
+ is $res, "line 1\nline 2\n";
}
-use strict; # Amazed that this hackery can be made strict ...
+{ # test 16: multiple use of a variable in same line with ^<
+ my $txt = "this_is_block_1 this_is_block_2 this_is_block_3 this_is_block_4";
+ format OUT16 =
+^<<<<<<<<<<<<<<<< ^<<<<<<<<<<<<<<<<
+$txt, $txt
+^<<<<<<<<<<<<<<<< ^<<<<<<<<<<<<<<<<
+$txt, $txt
+.
+ open(OUT16, '>Op_write.tmp') || die "Can't create Op_write.tmp";
+ write(OUT16);
+ close OUT16 or die "Could not close: $!";
+ my $res = cat('Op_write.tmp');
+ is $res, <<EOD;
+this_is_block_1 this_is_block_2
+this_is_block_3 this_is_block_4
+EOD
+}
-my $test = 13;
+{ # test 17: @* "should be on a line of its own", but it should work
+ # cleanly with literals before and after. (WL)
-# Just a complete test for format, including top-, left- and bottom marging
-# and format detection through glob entries
+ my $txt = "This is line 1.\nThis is the second line.\nThird and last.\n";
+ format OUT17 =
+Here we go: @* That's all, folks!
+ $txt
+.
+ open(OUT17, '>Op_write.tmp') || die "Can't create Op_write.tmp";
+ write(OUT17);
+ close OUT17 or die "Could not close: $!";
+ my $res = cat('Op_write.tmp');
+ chomp( $txt );
+ my $exp = <<EOD;
+Here we go: $txt That's all, folks!
+EOD
+ is $res, $exp;
+}
+
+{ # test 18: @# and ~~ would cause runaway format, but we now
+ # catch this while compiling (WL)
+
+ format OUT18 =
+@######## ~~
+10
+.
+ open(OUT18, '>Op_write.tmp') || die "Can't create Op_write.tmp";
+ eval { write(OUT18); };
+ like $@, qr/Repeated format line will never terminate/;
+ close OUT18 or die "Could not close: $!";
+}
+
+{ # test 19: \0 in an evel'ed format, doesn't cause empty lines (WL)
+ my $v = 'gaga';
+ eval "format OUT19 = \n" .
+ '@<<<' . "\0\n" .
+ '$v' . "\n" .
+ '@<<<' . "\0\n" .
+ '$v' . "\n.\n";
+ open(OUT19, '>Op_write.tmp') || die "Can't create Op_write.tmp";
+ write(OUT19);
+ close OUT19 or die "Could not close: $!";
+ my $res = cat('Op_write.tmp');
+ is $res, <<EOD;
+gaga\0
+gaga\0
+EOD
+}
+
+{ # test 20: hash accesses; single '}' must not terminate format '}' (WL)
+ my %h = ( xkey => 'xval', ykey => 'yval' );
+ format OUT20 =
+@>>>> @<<<< ~~
+each %h
+@>>>> @<<<<
+$h{xkey}, $h{ykey}
+@>>>> @<<<<
+{ $h{xkey}, $h{ykey}
+}
+}
+.
+ my $exp = '';
+ while( my( $k, $v ) = each( %h ) ){
+ $exp .= sprintf( "%5s %s\n", $k, $v );
+ }
+ $exp .= sprintf( "%5s %s\n", $h{xkey}, $h{ykey} );
+ $exp .= sprintf( "%5s %s\n", $h{xkey}, $h{ykey} );
+ $exp .= "}\n";
+ open(OUT20, '>Op_write.tmp') || die "Can't create Op_write.tmp";
+ write(OUT20);
+ close OUT20 or die "Could not close: $!";
+ my $res = cat('Op_write.tmp');
+ is $res, $exp;
+}
+
+
+#####################
+## Section 2
+## numeric formatting
+#####################
+
+curr_test($bas_tests + 1);
+
+for my $tref ( @NumTests ){
+ my $writefmt = shift( @$tref );
+ while (@$tref) {
+ my $val = shift @$tref;
+ my $expected = shift @$tref;
+ my $writeres = swrite( $writefmt, $val );
+ if (ref $expected) {
+ like $writeres, $expected, $writefmt;
+ } else {
+ is $writeres, $expected, $writefmt;
+ }
+ }
+}
+
+
+#####################################
+## Section 3
+## Easiest to add new tests just here
+#####################################
+
+# DAPM. Exercise a couple of error codepaths
+
+{
+ local $~ = '';
+ eval { write };
+ like $@, qr/Undefined format ""/, 'format with 0-length name';
+
+ $~ = "\0foo";
+ eval { write };
+ like $@, qr/Undefined format "\0foo"/,
+ 'no such format beginning with null';
+
+ $~ = "NOSUCHFORMAT";
+ eval { write };
+ like $@, qr/Undefined format "NOSUCHFORMAT"/, 'no such format';
+}
+
+select +(select(OUT21), do {
+ open(OUT21, '>Op_write.tmp') || die "Can't create Op_write.tmp";
+
+ format OUT21 =
+@<<
+$_
+.
+
+ local $^ = '';
+ local $= = 1;
+ $_ = "aataaaaaaaaaaaaaa"; eval { write(OUT21) };
+ like $@, qr/Undefined top format ""/, 'top format with 0-length name';
+
+ $^ = "\0foo";
+ # For some reason, we have to do this twice to get the error again.
+ $_ = "aataaaaaaaaaaaaaa"; eval { write(OUT21) };
+ $_ = "aataaaaaaaaaaaaaa"; eval { write(OUT21) };
+ like $@, qr/Undefined top format "\0foo"/,
+ 'no such top format beginning with null';
+
+ $^ = "NOSUCHFORMAT";
+ $_ = "aataaaaaaaaaaaaaa"; eval { write(OUT21) };
+ $_ = "aataaaaaaaaaaaaaa"; eval { write(OUT21) };
+ like $@, qr/Undefined top format "NOSUCHFORMAT"/, 'no such top format';
+
+ # reset things;
+ eval { write(OUT21) };
+ undef $^A;
+
+ close OUT21 or die "Could not close: $!";
+})[0];
+
+{
+ package Count;
+
+ sub TIESCALAR {
+ my $class = shift;
+ bless [shift, 0, 0], $class;
+ }
+
+ sub FETCH {
+ my $self = shift;
+ ++$self->[1];
+ $self->[0];
+ }
+
+ sub STORE {
+ my $self = shift;
+ ++$self->[2];
+ $self->[0] = shift;
+ }
+}
+
+{
+ my ($pound_utf8, $pm_utf8) = map { my $a = "$_\x{100}"; chop $a; $a}
+ my ($pound, $pm) = ("\xA3", "\xB1");
+
+ foreach my $first ('N', $pound, $pound_utf8) {
+ foreach my $base ('N', $pm, $pm_utf8) {
+ foreach my $second ($base, "$base\n", "$base\nMoo!", "$base\nMoo!\n",
+ "$base\nMoo!\n",) {
+ foreach (['^*', qr/(.+)/], ['@*', qr/(.*?)$/s]) {
+ my ($format, $re) = @$_;
+ $format = "1^*2 3${format}4";
+ foreach my $class ('', 'Count') {
+ my $name = qq{swrite("$format", "$first", "$second") class="$class"};
+ $name =~ s/\n/\\n/g;
+ $name =~ s{(.)}{
+ ord($1) > 126 ? sprintf("\\x{%x}",ord($1)) : $1
+ }ge;
+
+ $first =~ /(.+)/ or die $first;
+ my $expect = "1${1}2";
+ $second =~ $re or die $second;
+ $expect .= " 3${1}4";
+
+ if ($class) {
+ my $copy1 = $first;
+ my $copy2;
+ tie $copy2, $class, $second;
+ is swrite("$format", $copy1, $copy2), $expect, $name;
+ my $obj = tied $copy2;
+ is $obj->[1], 1, 'value read exactly once';
+ } else {
+ my ($copy1, $copy2) = ($first, $second);
+ is swrite("$format", $copy1, $copy2), $expect, $name;
+ }
+ }
+ }
+ }
+ }
+ }
+}
+
+{
+ # This will fail an assertion in 5.10.0 built with -DDEBUGGING (because
+ # pp_formline attempts to set SvCUR() on an SVt_RV). I suspect that it will
+ # be doing something similarly out of bounds on everything from 5.000
+ my $ref = [];
+ is swrite('>^*<', $ref), ">$ref<";
+ is swrite('>@*<', $ref), ">$ref<";
+}
format EMPTY =
.
+my $test = curr_test();
+
format Comment =
ok @<<<<<
$test
.
+
+# RT #8698 format bug with undefined _TOP
+
+open STDOUT_DUP, ">&STDOUT";
+my $oldfh = select STDOUT_DUP;
$= = 10;
+{
+ local $~ = "Comment";
+ write;
+ curr_test($test + 1);
+ is $-, 9;
+ is $^, "STDOUT_DUP_TOP";
+}
+select $oldfh;
+close STDOUT_DUP;
-# [ID 20020227.005] format bug with undefined _TOP
-{ local $~ = "Comment";
- write;
- $test++;
- print $- == 9
- ? "ok $test\n" : "not ok $test # TODO \$- = $- instead of 9\n";
- $test++;
- print $^ ne "Comment_TOP"
- ? "ok $test\n" : "not ok $test # TODO \$^ = $^ instead of 'STDOUT_TOP'\n";
- $test++;
+*CmT = *{$::{Comment}}{FORMAT};
+ok defined *{$::{CmT}}{FORMAT}, "glob assign";
+
+
+# RT #91032: Check that "non-real" strings like tie and overload work,
+# especially that they re-compile the pattern on each FETCH, and that
+# they don't overrun the buffer
+
+
+{
+ package RT91032;
+
+ sub TIESCALAR { bless [] }
+ my $i = 0;
+ sub FETCH { $i++; "A$i @> Z\n" }
+
+ use overload '""' => \&FETCH;
+
+ tie my $f, 'RT91032';
+
+ formline $f, "a";
+ formline $f, "bc";
+ ::is $^A, "A1 a Z\nA2 bc Z\n", "RT 91032: tied";
+ $^A = '';
+
+ my $g = bless []; # has overloaded stringify
+ formline $g, "de";
+ formline $g, "f";
+ ::is $^A, "A3 de Z\nA4 f Z\n", "RT 91032: overloaded";
+ $^A = '';
+
+ my $h = [];
+ formline $h, "junk1";
+ formline $h, "junk2";
+ ::is ref($h), 'ARRAY', "RT 91032: array ref still a ref";
+ ::like "$h", qr/^ARRAY\(0x[0-9a-f]+\)$/, "RT 91032: array stringifies ok";
+ ::is $^A, "$h$h","RT 91032: stringified array";
+ $^A = '';
+
+ # used to overwrite the ~~ in the *original SV with spaces. Naughty!
+
+ my $orig = my $format = "^<<<<< ~~\n";
+ my $abc = "abc";
+ formline $format, $abc;
+ $^A ='';
+ ::is $format, $orig, "RT91032: don't overwrite orig format string";
+
+ # check that ~ and ~~ are displayed correctly as whitespace,
+ # under the influence of various different types of border
+
+ for my $n (1,2) {
+ for my $lhs (' ', 'Y', '^<<<', '^|||', '^>>>') {
+ for my $rhs ('', ' ', 'Z', '^<<<', '^|||', '^>>>') {
+ my $fmt = "^<B$lhs" . ('~' x $n) . "$rhs\n";
+ my $sfmt = ($fmt =~ s/~/ /gr);
+ my ($a, $bc, $stop);
+ ($a, $bc, $stop) = ('a', 'bc', 's');
+ # $stop is to stop '~~' deleting the whole line
+ formline $sfmt, $stop, $a, $bc;
+ my $exp = $^A;
+ $^A = '';
+ ($a, $bc, $stop) = ('a', 'bc', 's');
+ formline $fmt, $stop, $a, $bc;
+ my $got = $^A;
+ $^A = '';
+ $fmt =~ s/\n/\\n/;
+ ::is($got, $exp, "chop munging: [$fmt]");
+ }
+ }
}
+}
+
+# check that '~ (delete current line if empty) works when
+# the target gets upgraded to uft8 (and re-allocated) midstream.
+
+{
+ my $format = "\x{100}@~\n"; # format is utf8
+ # this target is not utf8, but will expand (and get reallocated)
+ # when upgraded to utf8.
+ my $orig = "\x80\x81\x82";
+ local $^A = $orig;
+ my $empty = "";
+ formline $format, $empty;
+ is $^A , $orig, "~ and realloc";
+
+ # check similarly that trailing blank removal works ok
+
+ $format = "@<\n\x{100}"; # format is utf8
+ chop $format;
+ $orig = " ";
+ $^A = $orig;
+ formline $format, " ";
+ is $^A, "$orig\n", "end-of-line blanks and realloc";
+
+ # and check this doesn't overflow the buffer
+
+ local $^A = '';
+ $format = "@* @####\n";
+ $orig = "x" x 100 . "\n";
+ formline $format, $orig, 12345;
+ is $^A, ("x" x 100) . " 12345\n", "\@* doesn't overflow";
+
+ # make sure it can cope with formats > 64k
+
+ $format = 'x' x 65537;
+ $^A = '';
+ formline $format;
+ # don't use 'is' here, as the diag output will be too long!
+ ok $^A eq $format, ">64K";
+}
+
+
+SKIP: {
+ skip_if_miniperl('miniperl does not support scalario');
+ my $buf = "";
+ open my $fh, ">", \$buf;
+ my $old_fh = select $fh;
+ local $~ = "CmT";
+ write;
+ select $old_fh;
+ close $fh;
+ is $buf, "ok $test\n", "write to duplicated format";
+}
+
+format caret_A_test_TOP =
+T
+.
+
+format caret_A_test =
+L1
+L2
+L3
+L4
+.
+
+SKIP: {
+ skip_if_miniperl('miniperl does not support scalario');
+ my $buf = "";
+ open my $fh, ">", \$buf;
+ my $old_fh = select $fh;
+ local $^ = "caret_A_test_TOP";
+ local $~ = "caret_A_test";
+ local $= = 3;
+ local $^A = "A1\nA2\nA3\nA4\n";
+ write;
+ select $old_fh;
+ close $fh;
+ is $buf, "T\nA1\nA2\n\fT\nA3\nA4\n\fT\nL1\nL2\n\fT\nL3\nL4\n",
+ "assign to ^A sets FmLINES";
+}
+
+fresh_perl_like(<<'EOP', qr/^Format STDOUT redefined at/, {stderr => 1}, '#64562 - Segmentation fault with redefined formats and warnings');
+#!./perl
+
+use strict;
+use warnings; # crashes!
+
+format =
+.
+
+write;
+
+format =
+.
+
+write;
+EOP
- $^ = "STDOUT_TOP";
- $= = 7; # Page length
- $- = 0; # Lines left
+fresh_perl_is(<<'EOP', ">ARRAY<\ncrunch_eth\n", {stderr => 1}, '#79532 - formline coerces its arguments');
+use strict;
+use warnings;
+my $zamm = ['crunch_eth'];
+formline $zamm;
+printf ">%s<\n", ref $zamm;
+print "$zamm->[0]\n";
+EOP
+
+# [perl #73690]
+
+select +(select(RT73690), do {
+ open(RT73690, '>Op_write.tmp') || die "Can't create Op_write.tmp";
+ format RT73690 =
+@<< @<<
+11, 22
+.
+
+ my @ret;
+
+ @ret = write;
+ is(scalar(@ret), 1);
+ ok($ret[0]);
+ @ret = scalar(write);
+ is(scalar(@ret), 1);
+ ok($ret[0]);
+ @ret = write(RT73690);
+ is(scalar(@ret), 1);
+ ok($ret[0]);
+ @ret = scalar(write(RT73690));
+ is(scalar(@ret), 1);
+ ok($ret[0]);
+
+ @ret = ('a', write, 'z');
+ is(scalar(@ret), 3);
+ is($ret[0], 'a');
+ ok($ret[1]);
+ is($ret[2], 'z');
+ @ret = ('b', scalar(write), 'y');
+ is(scalar(@ret), 3);
+ is($ret[0], 'b');
+ ok($ret[1]);
+ is($ret[2], 'y');
+ @ret = ('c', write(RT73690), 'x');
+ is(scalar(@ret), 3);
+ is($ret[0], 'c');
+ ok($ret[1]);
+ is($ret[2], 'x');
+ @ret = ('d', scalar(write(RT73690)), 'w');
+ is(scalar(@ret), 3);
+ is($ret[0], 'd');
+ ok($ret[1]);
+ is($ret[2], 'w');
+
+ @ret = do { write; 'foo' };
+ is(scalar(@ret), 1);
+ is($ret[0], 'foo');
+ @ret = do { scalar(write); 'bar' };
+ is(scalar(@ret), 1);
+ is($ret[0], 'bar');
+ @ret = do { write(RT73690); 'baz' };
+ is(scalar(@ret), 1);
+ is($ret[0], 'baz');
+ @ret = do { scalar(write(RT73690)); 'quux' };
+ is(scalar(@ret), 1);
+ is($ret[0], 'quux');
+
+ @ret = ('a', do { write; 'foo' }, 'z');
+ is(scalar(@ret), 3);
+ is($ret[0], 'a');
+ is($ret[1], 'foo');
+ is($ret[2], 'z');
+ @ret = ('b', do { scalar(write); 'bar' }, 'y');
+ is(scalar(@ret), 3);
+ is($ret[0], 'b');
+ is($ret[1], 'bar');
+ is($ret[2], 'y');
+ @ret = ('c', do { write(RT73690); 'baz' }, 'x');
+ is(scalar(@ret), 3);
+ is($ret[0], 'c');
+ is($ret[1], 'baz');
+ is($ret[2], 'x');
+ @ret = ('d', do { scalar(write(RT73690)); 'quux' }, 'w');
+ is(scalar(@ret), 3);
+ is($ret[0], 'd');
+ is($ret[1], 'quux');
+ is($ret[2], 'w');
+
+ close RT73690 or die "Could not close: $!";
+})[0];
+
+select +(select(RT73690_2), do {
+ open(RT73690_2, '>Op_write.tmp') || die "Can't create Op_write.tmp";
+ format RT73690_2 =
+@<< @<<
+return
+.
+
+ my @ret;
+
+ @ret = write;
+ is(scalar(@ret), 1);
+ ok(!$ret[0]);
+ @ret = scalar(write);
+ is(scalar(@ret), 1);
+ ok(!$ret[0]);
+ @ret = write(RT73690_2);
+ is(scalar(@ret), 1);
+ ok(!$ret[0]);
+ @ret = scalar(write(RT73690_2));
+ is(scalar(@ret), 1);
+ ok(!$ret[0]);
+
+ @ret = ('a', write, 'z');
+ is(scalar(@ret), 3);
+ is($ret[0], 'a');
+ ok(!$ret[1]);
+ is($ret[2], 'z');
+ @ret = ('b', scalar(write), 'y');
+ is(scalar(@ret), 3);
+ is($ret[0], 'b');
+ ok(!$ret[1]);
+ is($ret[2], 'y');
+ @ret = ('c', write(RT73690_2), 'x');
+ is(scalar(@ret), 3);
+ is($ret[0], 'c');
+ ok(!$ret[1]);
+ is($ret[2], 'x');
+ @ret = ('d', scalar(write(RT73690_2)), 'w');
+ is(scalar(@ret), 3);
+ is($ret[0], 'd');
+ ok(!$ret[1]);
+ is($ret[2], 'w');
+
+ @ret = do { write; 'foo' };
+ is(scalar(@ret), 1);
+ is($ret[0], 'foo');
+ @ret = do { scalar(write); 'bar' };
+ is(scalar(@ret), 1);
+ is($ret[0], 'bar');
+ @ret = do { write(RT73690_2); 'baz' };
+ is(scalar(@ret), 1);
+ is($ret[0], 'baz');
+ @ret = do { scalar(write(RT73690_2)); 'quux' };
+ is(scalar(@ret), 1);
+ is($ret[0], 'quux');
+
+ @ret = ('a', do { write; 'foo' }, 'z');
+ is(scalar(@ret), 3);
+ is($ret[0], 'a');
+ is($ret[1], 'foo');
+ is($ret[2], 'z');
+ @ret = ('b', do { scalar(write); 'bar' }, 'y');
+ is(scalar(@ret), 3);
+ is($ret[0], 'b');
+ is($ret[1], 'bar');
+ is($ret[2], 'y');
+ @ret = ('c', do { write(RT73690_2); 'baz' }, 'x');
+ is(scalar(@ret), 3);
+ is($ret[0], 'c');
+ is($ret[1], 'baz');
+ is($ret[2], 'x');
+ @ret = ('d', do { scalar(write(RT73690_2)); 'quux' }, 'w');
+ is(scalar(@ret), 3);
+ is($ret[0], 'd');
+ is($ret[1], 'quux');
+ is($ret[2], 'w');
+
+ close RT73690_2 or die "Could not close: $!";
+})[0];
+
+open(UNDEF, '>Op_write.tmp') || die "Can't create Op_write.tmp";
+select +(select(UNDEF), $~ = "UNDEFFORMAT")[0];
+format UNDEFFORMAT =
+@
+undef *UNDEFFORMAT
+.
+write UNDEF;
+pass "active format cannot be freed";
+
+select +(select(UNDEF), $~ = "UNDEFFORMAT2")[0];
+format UNDEFFORMAT2 =
+@
+close UNDEF or die "Could not close: $!"; undef *UNDEF
+.
+write UNDEF;
+pass "freeing current handle in format";
+undef $^A;
+
+
+#############################
+## Section 4
+## Add new tests *above* here
+#############################
+
+# scary format testing from H.Merijn Brand
+
+# Just a complete test for format, including top-, left- and bottom marging
+# and format detection through glob entries
+
+if ($^O eq 'VMS' || $^O eq 'MSWin32' || $^O eq 'dos' ||
+ ($^O eq 'os2' and not eval '$OS2::can_fork')) {
+ $test = curr_test();
+ SKIP: {
+ skip "'|-' and '-|' not supported", $tests - $test + 1;
+ }
+ exit(0);
+}
+
+
+$^ = "STDOUT_TOP";
+$= = 7; # Page length
+$- = 0; # Lines left
my $ps = $^L; $^L = ""; # Catch the page separator
my $tm = 1; # Top margin (empty lines before first output)
my $bm = 2; # Bottom marging (empty lines between last text and footer)
my $lm = 4; # Left margin (indent in spaces)
-select ((select (STDOUT), $| = 1)[0]);
-if ($lm > 0 and !open STDOUT, "|-") { # Left margin (in this test ALWAYS set)
- select ((select (STDOUT), $| = 1)[0]);
+# -----------------------------------------------------------------------
+#
+# execute the rest of the script in a child process. The parent reads the
+# output from the child and compares it with <DATA>.
+
+my @data = <DATA>;
+
+select ((select (STDOUT), $| = 1)[0]); # flush STDOUT
+
+my $opened = open FROM_CHILD, "-|";
+unless (defined $opened) {
+ fail "open gave $!";
+ exit 0;
+}
+
+if ($opened) {
+ # in parent here
+
+ pass 'open';
my $s = " " x $lm;
- while (<STDIN>) {
- s/^/$s/;
- print + ($_ eq <DATA> ? "" : "not "), "ok ", $test++, "\n";
+ while (<FROM_CHILD>) {
+ unless (@data) {
+ fail 'too much output';
+ exit;
}
- close STDIN;
- print + (<DATA>?"not ":""), "ok ", $test++, "\n";
- close STDOUT;
- exit;
+ s/^/$s/;
+ my $exp = shift @data;
+ is $_, $exp;
}
+ close FROM_CHILD;
+ is "@data", "", "correct length of output";
+ exit;
+}
+
+# in child here
+$::NO_ENDING = 1;
+
+ select ((select (STDOUT), $| = 1)[0]);
$tm = "\n" x $tm;
$= -= $bm + 1; # count one for the trailing "----"
my $lastmin = 0;
close STDOUT;
-# That was test 47.
+# That was test 48.
__END__