3 # Tests for the coderef-in-@INC feature
14 my $has_perlio = $Config{useperlio};
16 unless (is_miniperl()) {
17 if ($Config{d_fork} && eval 'require POSIX; 1') {
24 plan(tests => 68 + !is_miniperl() * (3 + 14 * $can_fork));
28 open my $fh, ">$f" or die "Can't create $f: $!";
29 print $fh "package ".substr($_[0],0,-3).";\n1;\n";
30 print $fh $_[1] if @_ > 1;
31 close $fh or die "Couldn't close: $!";
32 open $fh, $f or die "Can't open $f: $!";
37 my ($self, $filename) = @_;
38 if (substr($filename,0,3) eq 'Foo') {
39 return get_temp_fh($filename);
48 my $evalret = eval { require Bar; 1 };
49 ok( !$evalret, 'Trying non-magic package' );
51 $evalret = eval { require Foo; 1 };
53 ok( $evalret, 'require Foo; magic via code ref' );
54 ok( exists $INC{'Foo.pm'}, ' %INC sees Foo.pm' );
55 is( ref $INC{'Foo.pm'}, 'CODE', ' val Foo.pm is a coderef in %INC' );
56 is( $INC{'Foo.pm'}, \&fooinc, ' val Foo.pm is correct in %INC' );
58 $evalret = eval "use Foo1; 1;";
60 ok( $evalret, 'use Foo1' );
61 ok( exists $INC{'Foo1.pm'}, ' %INC sees Foo1.pm' );
62 is( ref $INC{'Foo1.pm'}, 'CODE', ' val Foo1.pm is a coderef in %INC' );
63 is( $INC{'Foo1.pm'}, \&fooinc, ' val Foo1.pm is correct in %INC' );
65 $evalret = eval { do 'Foo2.pl'; 1 };
67 ok( $evalret, 'do "Foo2.pl"' );
68 ok( exists $INC{'Foo2.pl'}, ' %INC sees Foo2.pl' );
69 is( ref $INC{'Foo2.pl'}, 'CODE', ' val Foo2.pl is a coderef in %INC' );
70 is( $INC{'Foo2.pl'}, \&fooinc, ' val Foo2.pl is correct in %INC' );
76 my ($self, $filename) = @_;
77 if (substr($filename, 0, length($self->[1])) eq $self->[1]) {
78 return get_temp_fh($filename);
85 my $arrayref = [ \&fooinc2, 'Bar' ];
88 $evalret = eval { require Foo; 1; };
90 ok( $evalret, 'Originally loaded packages preserved' );
91 $evalret = eval { require Foo3; 1; };
92 ok( !$evalret, 'Original magic INC purged' );
94 $evalret = eval { require Bar; 1 };
96 ok( $evalret, 'require Bar; magic via array ref' );
97 ok( exists $INC{'Bar.pm'}, ' %INC sees Bar.pm' );
98 is( ref $INC{'Bar.pm'}, 'ARRAY', ' val Bar.pm is an arrayref in %INC' );
99 is( $INC{'Bar.pm'}, $arrayref, ' val Bar.pm is correct in %INC' );
101 ok( eval "use Bar1; 1;", 'use Bar1' );
102 ok( exists $INC{'Bar1.pm'}, ' %INC sees Bar1.pm' );
103 is( ref $INC{'Bar1.pm'}, 'ARRAY', ' val Bar1.pm is an arrayref in %INC' );
104 is( $INC{'Bar1.pm'}, $arrayref, ' val Bar1.pm is correct in %INC' );
106 ok( eval { do 'Bar2.pl'; 1 }, 'do "Bar2.pl"' );
107 ok( exists $INC{'Bar2.pl'}, ' %INC sees Bar2.pl' );
108 is( ref $INC{'Bar2.pl'}, 'ARRAY', ' val Bar2.pl is an arrayref in %INC' );
109 is( $INC{'Bar2.pl'}, $arrayref, ' val Bar2.pl is correct in %INC' );
114 my ($self, $filename) = @_;
115 if (substr($filename,0,4) eq 'Quux') {
116 return get_temp_fh($filename);
123 my $href = bless( {}, 'FooLoader' );
126 $evalret = eval { require Quux; 1 };
128 ok( $evalret, 'require Quux; magic via hash object' );
129 ok( exists $INC{'Quux.pm'}, ' %INC sees Quux.pm' );
130 is( ref $INC{'Quux.pm'}, 'FooLoader',
131 ' val Quux.pm is an object in %INC' );
132 is( $INC{'Quux.pm'}, $href, ' val Quux.pm is correct in %INC' );
136 my $aref = bless( [], 'FooLoader' );
139 $evalret = eval { require Quux1; 1 };
141 ok( $evalret, 'require Quux1; magic via array object' );
142 ok( exists $INC{'Quux1.pm'}, ' %INC sees Quux1.pm' );
143 is( ref $INC{'Quux1.pm'}, 'FooLoader',
144 ' val Quux1.pm is an object in %INC' );
145 is( $INC{'Quux1.pm'}, $aref, ' val Quux1.pm is correct in %INC' );
149 my $sref = bless( \(my $x = 1), 'FooLoader' );
152 $evalret = eval { require Quux2; 1 };
154 ok( $evalret, 'require Quux2; magic via scalar object' );
155 ok( exists $INC{'Quux2.pm'}, ' %INC sees Quux2.pm' );
156 is( ref $INC{'Quux2.pm'}, 'FooLoader',
157 ' val Quux2.pm is an object in %INC' );
158 is( $INC{'Quux2.pm'}, $sref, ' val Quux2.pm is correct in %INC' );
163 my ($self, $filename) = @_;
164 if (substr($filename,0,4) eq 'Toto') {
165 $INC{$filename} = 'xyz';
166 return get_temp_fh($filename);
173 $evalret = eval { require Toto; 1 };
175 ok( $evalret, 'require Toto; magic via anonymous code ref' );
176 ok( exists $INC{'Toto.pm'}, ' %INC sees Toto.pm' );
177 ok( ! ref $INC{'Toto.pm'}, q/ val Toto.pm isn't a ref in %INC/ );
178 is( $INC{'Toto.pm'}, 'xyz', ' val Toto.pm is correct in %INC' );
183 my ($self, $filename) = @_;
184 if ($filename eq 'abc.pl') {
185 return get_temp_fh($filename, qq(return "abc";\n));
193 $ret ||= do 'abc.pl';
194 is( $ret, 'abc', 'do "abc.pl" sees return value' );
198 #local @INC; # local fails on tied @INC
199 my @old_INC = @INC; # because local doesn't work on tied arrays
200 @INC = ('lib', 'lib/Devel', sub { $got = $_[1]; return undef; });
201 foreach my $filename ('/test_require.pm', './test_require.pm',
202 '../test_require.pm') {
205 undef $test_require::loaded;
206 eval { require $filename; };
207 is($got, $filename, "the coderef sees the pathname $filename");
208 is($test_require::loaded, undef, 'no module is loaded' );
213 undef $test_require::loaded;
215 eval { require 'test_require.pm'; };
216 is($got, undef, 'the directory is scanned for test_require.pm');
217 is($test_require::loaded, 1, 'the module is loaded');
221 # this will segfault if it fails
223 sub PVBM () { 'foo' }
224 { my $dummy = index 'foo', PVBM }
226 # I don't know whether these requires should succeed or fail. 5.8 failed
227 # all of them; 5.10 with an ordinary constant in place of PVBM lets the
228 # latter two succeed. For now I don't care, as long as they don't
231 unshift @INC, sub { PVBM };
233 ok( 1, 'returning PVBM doesn\'t segfault require' );
235 ok( 1, 'returning PVBM doesn\'t segfault use' );
237 unshift @INC, sub { \PVBM };
239 ok( 1, 'returning PVBM ref doesn\'t segfault require' );
241 ok( 1, 'returning PVBM ref doesn\'t segfault use' );
246 my $die = sub { die };
248 unshift @INC, sub { $die, $data };
250 my $initial_sub_refcnt = &Internals::SvREFCNT($die);
251 my $initial_data_refcnt = &Internals::SvREFCNT($data);
254 is(&Internals::SvREFCNT($die), $initial_sub_refcnt, "no leaks");
255 is(&Internals::SvREFCNT($data), $initial_data_refcnt, "no leaks");
258 is(&Internals::SvREFCNT($die), $initial_sub_refcnt, "no leaks");
259 is(&Internals::SvREFCNT($data), $initial_data_refcnt, "no leaks");
264 unshift @INC, sub { \(my $tmp = '$_ = "are temps freed prematurely?"') };
265 eval { require foom };
266 is $_||$@, "are temps freed prematurely?",
267 "are temps freed prematurely when returned from inc filters?";
272 my (undef,$module_file) = @_;
277 unshift @INC, (\&fake_module)x2;
278 eval { require "${\'bralbalhablah'}" };
279 like $@, qr/^Can't locate/,
280 'require PADTMP passing freed var when @INC has multiple subs';
\r
284 skip ("Not applicable when run from inccode-tie.t", 6) if tied @INC;
287 sub TIESCALAR { bless \my $foo }
288 sub FETCH { study; our $count++; ${$_[0]} }
291 my $t = tie $INC[0], 'INCtie';
293 $$t = sub { $called ++; !1 };
294 delete $INC{'foo.pm'}; # in case another test uses foo
295 eval { require foo };
296 is $INCtie::count, 2, # 2nd time for "Can't locate" -- XXX correct?
297 'FETCH is called once on undef scalar-tied @INC elem';
298 is $called, 1, 'sub in scalar-tied @INC elem is called';
299 () = "$INC[0]"; # force a fetch, so the SV is ROK
301 eval { require foo };
302 is $INCtie::count, 2,
303 'FETCH is called once on scalar-tied @INC elem holding ref';
304 is $called, 2, 'sub in scalar-tied @INC elem holding ref is called';
307 eval { require foo };
308 is $INCtie::count, 1,
309 'FETCH called once on scalar-tied @INC elem returning array';
312 eval { require foo };
313 is $INCtie::count, 2,
314 'FETCH called once on scalar-tied @INC elem returning string';
318 exit if is_miniperl();
321 skip( "No PerlIO available", 3 ) unless $has_perlio;
325 my ($cr, $filename) = @_;
326 my $module = $filename; $module =~ s,/,::,g; $module =~ s/\.pm$//;
328 \"package $module; sub complain { warn q() }; \$::file = __FILE__;"
330 $INC{$filename} = "/custom/path/to/$filename";
334 require Publius::Vergilius::Maro;
335 is( $INC{'Publius/Vergilius/Maro.pm'},
336 '/custom/path/to/Publius/Vergilius/Maro.pm', '%INC set correctly');
337 is( our $file, '/custom/path/to/Publius/Vergilius/Maro.pm',
338 '__FILE__ set correctly' );
341 local $SIG{__WARN__} = sub { $warning = shift };
342 Publius::Vergilius::Maro::complain();
343 like( $warning, qr{something's wrong at /custom/path/to/Publius/Vergilius/Maro.pm}, 'warn() reports correct file source' );
349 require PerlIO::scalar;
350 # This little bundle of joy generates n more recursive use statements,
351 # with each module chaining the next one down to 0. If it works, then we
352 # can safely nest subprocesses
355 return unless $_[1] =~ /^BBBLPLAST(\d+)\.pm/;
356 my $pid = open my $fh, "-|";
359 return $fh unless $use_filter_too;
360 # Try filters and state in addition.
361 return ($fh, sub {s/$_[1]/pass/; return}, "die")
363 die "Can't fork self: $!" unless defined $pid;
367 # Lets force some fun with odd sized reads.
369 print 'push @main::bbblplast, ';
372 print "use BBBLPLAST$count;\n";
374 if ($use_filter_too) {
375 print "die('In $_[1]');";
377 print "pass('In $_[1]');";
381 die "Can't get here: $!";
386 is ("@::bbblplast", "0 1 2 3 4 5", "All ran");
388 foreach (keys %INC) {
389 delete $INC{$_} if /^BBBLPLAST/;
397 is ("@::bbblplast", "0 1 2 3 4 5", "All ran with a filter");