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#!./perl -w
# Tests for the command-line switches:
# -0, -c, -l, -s, -m, -M, -V, -v, -h, -i, -E and all unknown
# Some switches have their own tests, see MANIFEST.
BEGIN {
chdir 't' if -d 't';
@INC = '../lib';
}
BEGIN { require "./test.pl"; }
plan(tests => 71);
use Config;
# due to a bug in VMS's piping which makes it impossible for runperl()
# to emulate echo -n (ie. stdin always winds up with a newline), these
# tests almost totally fail.
$TODO = "runperl() unable to emulate echo -n due to pipe bug" if $^O eq 'VMS';
my $r;
my @tmpfiles = ();
END { unlink_all @tmpfiles }
# Tests for -0
$r = runperl(
switches => [ '-0', ],
stdin => 'foo\0bar\0baz\0',
prog => 'print qq(<$_>) while <>',
);
is( $r, "<foo\0><bar\0><baz\0>", "-0" );
$r = runperl(
switches => [ '-l', '-0', '-p' ],
stdin => 'foo\0bar\0baz\0',
prog => '1',
);
is( $r, "foo\nbar\nbaz\n", "-0 after a -l" );
$r = runperl(
switches => [ '-0', '-l', '-p' ],
stdin => 'foo\0bar\0baz\0',
prog => '1',
);
is( $r, "foo\0bar\0baz\0", "-0 before a -l" );
$r = runperl(
switches => [ sprintf("-0%o", ord 'x') ],
stdin => 'fooxbarxbazx',
prog => 'print qq(<$_>) while <>',
);
is( $r, "<foox><barx><bazx>", "-0 with octal number" );
$r = runperl(
switches => [ '-00', '-p' ],
stdin => 'abc\ndef\n\nghi\njkl\nmno\n\npq\n',
prog => 's/\n/-/g;$_.=q(/)',
);
is( $r, 'abc-def--/ghi-jkl-mno--/pq-/', '-00 (paragraph mode)' );
$r = runperl(
switches => [ '-0777', '-p' ],
stdin => 'abc\ndef\n\nghi\njkl\nmno\n\npq\n',
prog => 's/\n/-/g;$_.=q(/)',
);
is( $r, 'abc-def--ghi-jkl-mno--pq-/', '-0777 (slurp mode)' );
$r = runperl(
switches => [ '-066' ],
prog => 'BEGIN { print qq{($/)} } print qq{[$/]}',
);
is( $r, "(\066)[\066]", '$/ set at compile-time' );
# Tests for -c
my $filename = tempfile();
SKIP: {
local $TODO = ''; # this one works on VMS
open my $f, ">$filename" or skip( "Can't write temp file $filename: $!" );
print $f <<'SWTEST';
BEGIN { print "block 1\n"; }
CHECK { print "block 2\n"; }
INIT { print "block 3\n"; }
print "block 4\n";
END { print "block 5\n"; }
SWTEST
close $f or die "Could not close: $!";
$r = runperl(
switches => [ '-c' ],
progfile => $filename,
stderr => 1,
);
# Because of the stderr redirection, we can't tell reliably the order
# in which the output is given
ok(
$r =~ /$filename syntax OK/
&& $r =~ /\bblock 1\b/
&& $r =~ /\bblock 2\b/
&& $r !~ /\bblock 3\b/
&& $r !~ /\bblock 4\b/
&& $r !~ /\bblock 5\b/,
'-c'
);
}
# Tests for -l
$r = runperl(
switches => [ sprintf("-l%o", ord 'x') ],
prog => 'print for qw/foo bar/'
);
is( $r, 'fooxbarx', '-l with octal number' );
# Tests for -s
$r = runperl(
switches => [ '-s' ],
prog => 'for (qw/abc def ghi/) {print defined $$_ ? $$_ : q(-)}',
args => [ '--', '-abc=2', '-def', ],
);
is( $r, '21-', '-s switch parsing' );
$filename = tempfile();
SKIP: {
open my $f, ">$filename" or skip( "Can't write temp file $filename: $!" );
print $f <<'SWTEST';
#!perl -s
BEGIN { print $x,$y; exit }
SWTEST
close $f or die "Could not close: $!";
$r = runperl(
progfile => $filename,
args => [ '-x=foo -y' ],
);
is( $r, 'foo1', '-s on the shebang line' );
}
# Bug ID 20011106.084
$filename = tempfile();
SKIP: {
open my $f, ">$filename" or skip( "Can't write temp file $filename: $!" );
print $f <<'SWTEST';
#!perl -sn
BEGIN { print $x; exit }
SWTEST
close $f or die "Could not close: $!";
$r = runperl(
progfile => $filename,
args => [ '-x=foo' ],
);
is( $r, 'foo', '-sn on the shebang line' );
}
# Tests for -m and -M
my $package = tempfile();
$filename = "$package.pm";
SKIP: {
open my $f, ">$filename" or skip( "Can't write temp file $filename: $!",4 );
print $f <<"SWTESTPM";
package $package;
sub import { print map "<\$_>", \@_ }
1;
SWTESTPM
close $f or die "Could not close: $!";
$r = runperl(
switches => [ "-M$package" ],
prog => '1',
);
is( $r, "<$package>", '-M' );
$r = runperl(
switches => [ "-M$package=foo" ],
prog => '1',
);
is( $r, "<$package><foo>", '-M with import parameter' );
$r = runperl(
switches => [ "-m$package" ],
prog => '1',
);
{
local $TODO = ''; # this one works on VMS
is( $r, '', '-m' );
}
$r = runperl(
switches => [ "-m$package=foo,bar" ],
prog => '1',
);
is( $r, "<$package><foo><bar>", '-m with import parameters' );
push @tmpfiles, $filename;
{
local $TODO = ''; # these work on VMS
is( runperl( switches => [ '-MTie::Hash' ], stderr => 1, prog => 1 ),
'', "-MFoo::Bar allowed" );
like( runperl( switches => [ "-M:$package" ], stderr => 1,
prog => 'die q{oops}' ),
qr/Invalid module name [\w:]+ with -M option\b/,
"-M:Foo not allowed" );
like( runperl( switches => [ '-mA:B:C' ], stderr => 1,
prog => 'die q{oops}' ),
qr/Invalid module name [\w:]+ with -m option\b/,
"-mFoo:Bar not allowed" );
like( runperl( switches => [ '-m-A:B:C' ], stderr => 1,
prog => 'die q{oops}' ),
qr/Invalid module name [\w:]+ with -m option\b/,
"-m-Foo:Bar not allowed" );
like( runperl( switches => [ '-m-' ], stderr => 1,
prog => 'die q{oops}' ),
qr/Module name required with -m option\b/,
"-m- not allowed" );
like( runperl( switches => [ '-M-=' ], stderr => 1,
prog => 'die q{oops}' ),
qr/Module name required with -M option\b/,
"-M- not allowed" );
} # disable TODO on VMS
}
# Tests for -V
{
local $TODO = ''; # these ones should work on VMS
# basic perl -V should generate significant output.
# we don't test actual format too much since it could change
like( runperl( switches => ['-V'] ), qr/(\n.*){20}/,
'-V generates 20+ lines' );
like( runperl( switches => ['-V'] ),
qr/\ASummary of my perl5 .*configuration:/,
'-V looks okay' );
# lookup a known config var
chomp( $r=runperl( switches => ['-V:osname'] ) );
is( $r, "osname='$^O';", 'perl -V:osname');
# lookup a nonexistent var
chomp( $r=runperl( switches => ['-V:this_var_makes_switches_test_fail'] ) );
is( $r, "this_var_makes_switches_test_fail='UNKNOWN';",
'perl -V:unknown var');
# regexp lookup
# platforms that don't like this quoting can either skip this test
# or fix test.pl _quote_args
$r = runperl( switches => ['"-V:i\D+size"'] );
# should be unlike( $r, qr/^$|not found|UNKNOWN/ );
like( $r, qr/^(?!.*(not found|UNKNOWN))./, 'perl -V:re got a result' );
# make sure each line we got matches the re
ok( !( grep !/^i\D+size=/, split /^/, $r ), '-V:re correct' );
}
# Tests for -v
{
local $TODO = ''; # these ones should work on VMS
# there are definitely known build configs where this test will fail
# DG/UX comes to mind. Maybe we should remove these special cases?
my $v = sprintf "%vd", $^V;
my $ver = $Config{PERL_VERSION};
my $rel = $Config{PERL_SUBVERSION};
like( runperl( switches => ['-v'] ),
qr/This is perl 5, version \Q$ver\E, subversion \Q$rel\E \(v\Q$v\E(?:[-*\w]+| \([^)]+\))?\) built for \Q$Config{archname}\E.+Copyright.+Larry Wall.+Artistic License.+GNU General Public License/s,
'-v looks okay' );
}
# Tests for -h
{
local $TODO = ''; # these ones should work on VMS
like( runperl( switches => ['-h'] ),
qr/Usage: .+(?i:perl(?:$Config{_exe})?).+switches.+programfile.+arguments/,
'-h looks okay' );
}
# Tests for switches which do not exist
foreach my $switch (split //, "ABbGgHJjKkLNOoPQqRrYyZz123456789_")
{
local $TODO = ''; # these ones should work on VMS
like( runperl( switches => ["-$switch"], stderr => 1,
prog => 'die q{oops}' ),
qr/\QUnrecognized switch: -$switch (-h will show valid options)./,
"-$switch correctly unknown" );
}
# Tests for -i
{
local $TODO = ''; # these ones should work on VMS
sub do_i_unlink { unlink_all("file", "file.bak") }
open(FILE, ">file") or die "$0: Failed to create 'file': $!";
print FILE <<__EOF__;
foo yada dada
bada foo bing
king kong foo
__EOF__
close FILE;
END { do_i_unlink() }
runperl( switches => ['-pi.bak'], prog => 's/foo/bar/', args => ['file'] );
open(FILE, "file") or die "$0: Failed to open 'file': $!";
chomp(my @file = <FILE>);
close FILE;
open(BAK, "file.bak") or die "$0: Failed to open 'file': $!";
chomp(my @bak = <BAK>);
close BAK;
is(join(":", @file),
"bar yada dada:bada bar bing:king kong bar",
"-i new file");
is(join(":", @bak),
"foo yada dada:bada foo bing:king kong foo",
"-i backup file");
}
# Tests for -E
$TODO = ''; # the -E tests work on VMS
$r = runperl(
switches => [ '-E', '"say q(Hello, world!)"']
);
is( $r, "Hello, world!\n", "-E say" );
$r = runperl(
switches => [ '-E', '"undef ~~ undef and say q(Hello, world!)"']
);
is( $r, "Hello, world!\n", "-E ~~" );
$r = runperl(
switches => [ '-E', '"given(undef) {when(undef) { say q(Hello, world!)"}}']
);
is( $r, "Hello, world!\n", "-E given" );
$r = runperl(
switches => [ '-nE', q("} END { say q/affe/") ],
stdin => 'zomtek',
);
is( $r, "affe\n", '-E works outside of the block created by -n' );
$r = runperl(
switches => [ '-E', q("*{'bar'} = sub{}; print 'Hello, world!',qq|\n|;")]
);
is( $r, "Hello, world!\n", "-E does not enable strictures" );
# RT #30660
$filename = tempfile();
SKIP: {
open my $f, ">$filename" or skip( "Can't write temp file $filename: $!" );
print $f <<'SWTEST';
#!perl -w -iok
print "$^I\n";
SWTEST
close $f or die "Could not close: $!";
$r = runperl(
progfile => $filename,
);
like( $r, qr/ok/, 'Spaces on the #! line (#30660)' );
}
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