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|
#!./perl
BEGIN {
chdir 't' if -d 't';
@INC = '../lib';
require './test.pl';
}
$| = 1;
use warnings;
use Config;
$Is_VMS = $^O eq 'VMS';
plan tests => 94;
my $Perl = which_perl();
{
unlink("afile") if -f "afile";
$! = 0; # the -f above will set $! if 'afile' doesn't exist.
ok( open(my $f,"+>afile"), 'open(my $f, "+>...")' );
binmode $f;
ok( -f "afile", ' its a file');
ok( (print $f "SomeData\n"), ' we can print to it');
is( tell($f), 9, ' tell()' );
ok( seek($f,0,0), ' seek set' );
$b = <$f>;
is( $b, "SomeData\n", ' readline' );
ok( -f $f, ' still a file' );
eval { die "Message" };
like( $@, qr/<\$f> line 1/, ' die message correct' );
ok( close($f), ' close()' );
ok( unlink("afile"), ' unlink()' );
}
{
ok( open(my $f,'>', 'afile'), "open(my \$f, '>', 'afile')" );
ok( (print $f "a row\n"), ' print');
ok( close($f), ' close' );
ok( -s 'afile' < 10, ' -s' );
}
{
ok( open(my $f,'>>', 'afile'), "open(my \$f, '>>', 'afile')" );
ok( (print $f "a row\n"), ' print' );
ok( close($f), ' close' );
ok( -s 'afile' > 10, ' -s' );
}
{
ok( open(my $f, '<', 'afile'), "open(my \$f, '<', 'afile')" );
my @rows = <$f>;
is( scalar @rows, 2, ' readline, list context' );
is( $rows[0], "a row\n", ' first line read' );
is( $rows[1], "a row\n", ' second line' );
ok( close($f), ' close' );
}
{
ok( -s 'afile' < 20, '-s' );
ok( open(my $f, '+<', 'afile'), 'open +<' );
my @rows = <$f>;
is( scalar @rows, 2, ' readline, list context' );
ok( seek($f, 0, 1), ' seek cur' );
ok( (print $f "yet another row\n"), ' print' );
ok( close($f), ' close' );
ok( -s 'afile' > 20, ' -s' );
unlink("afile");
}
SKIP: {
skip "open -| busted and noisy on VMS", 3 if $Is_VMS;
ok( open(my $f, '-|', <<EOC), 'open -|' );
$Perl -e "print qq(a row\n); print qq(another row\n)"
EOC
my @rows = <$f>;
is( scalar @rows, 2, ' readline, list context' );
ok( close($f), ' close' );
}
{
ok( open(my $f, '|-', <<EOC), 'open |-' );
$Perl -pe "s/^not //"
EOC
my @rows = <$f>;
my $test = curr_test;
print $f "not ok $test - piped in\n";
next_test;
$test = curr_test;
print $f "not ok $test - piped in\n";
next_test;
ok( close($f), ' close' );
sleep 1;
pass('flushing');
}
ok( !eval { open my $f, '<&', 'afile'; 1; }, '<& on a non-filehandle' );
like( $@, qr/Bad filehandle:\s+afile/, ' right error' );
# local $file tests
{
unlink("afile") if -f "afile";
ok( open(local $f,"+>afile"), 'open local $f, "+>", ...' );
binmode $f;
ok( -f "afile", ' -f' );
ok( (print $f "SomeData\n"), ' print' );
is( tell($f), 9, ' tell' );
ok( seek($f,0,0), ' seek set' );
$b = <$f>;
is( $b, "SomeData\n", ' readline' );
ok( -f $f, ' still a file' );
eval { die "Message" };
like( $@, qr/<\$f> line 1/, ' proper die message' );
ok( close($f), ' close' );
unlink("afile");
}
{
ok( open(local $f,'>', 'afile'), 'open local $f, ">", ...' );
ok( (print $f "a row\n"), ' print');
ok( close($f), ' close');
ok( -s 'afile' < 10, ' -s' );
}
{
ok( open(local $f,'>>', 'afile'), 'open local $f, ">>", ...' );
ok( (print $f "a row\n"), ' print');
ok( close($f), ' close');
ok( -s 'afile' > 10, ' -s' );
}
{
ok( open(local $f, '<', 'afile'), 'open local $f, "<", ...' );
my @rows = <$f>;
is( scalar @rows, 2, ' readline list context' );
ok( close($f), ' close' );
}
ok( -s 'afile' < 20, ' -s' );
{
ok( open(local $f, '+<', 'afile'), 'open local $f, "+<", ...' );
my @rows = <$f>;
is( scalar @rows, 2, ' readline list context' );
ok( seek($f, 0, 1), ' seek cur' );
ok( (print $f "yet another row\n"), ' print' );
ok( close($f), ' close' );
ok( -s 'afile' > 20, ' -s' );
unlink("afile");
}
SKIP: {
skip "open -| busted and noisy on VMS", 3 if $Is_VMS;
ok( open(local $f, '-|', <<EOC), 'open local $f, "-|", ...' );
$Perl -e "print qq(a row\n); print qq(another row\n)"
EOC
my @rows = <$f>;
is( scalar @rows, 2, ' readline list context' );
ok( close($f), ' close' );
}
{
ok( open(local $f, '|-', <<EOC), 'open local $f, "|-", ...' );
$Perl -pe "s/^not //"
EOC
my @rows = <$f>;
my $test = curr_test;
print $f "not ok $test - piping\n";
next_test;
$test = curr_test;
print $f "not ok $test - piping\n";
next_test;
ok( close($f), ' close' );
sleep 1;
pass("Flush");
}
ok( !eval { open local $f, '<&', 'afile'; 1 }, 'local <& on non-filehandle');
like( $@, qr/Bad filehandle:\s+afile/, ' right error' );
{
local *F;
for (1..2) {
ok( open(F, qq{$Perl -le "print 'ok'"|}), 'open to pipe' );
is(scalar <F>, "ok\n", ' readline');
ok( close F, ' close' );
}
for (1..2) {
ok( open(F, "-|", qq{$Perl -le "print 'ok'"}), 'open -|');
is( scalar <F>, "ok\n", ' readline');
ok( close F, ' close' );
}
}
# other dupping techniques
{
ok( open(my $stdout, ">&", \*STDOUT), 'dup \*STDOUT into lexical fh');
ok( open(STDOUT, ">&", $stdout), 'restore dupped STDOUT from lexical fh');
}
SKIP: {
skip "This perl uses perlio", 1 if $Config{useperlio};
skip "This system doesn't understand EINVAL", 1 unless exists $!{EINVAL};
no warnings 'io';
ok( !open(F,'>',\my $s) && $!{EINVAL}, 'open(reference) raises EINVAL' );
}
{
ok( !eval { open F, "BAR", "QUUX" }, 'Unknown open() mode' );
like( $@, qr/\QUnknown open() mode 'BAR'/, ' right error' );
}
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