1#!./perl -w 2 3# Tests for the command-line switches: 4# -0, -c, -l, -s, -m, -M, -V, -v, -h, -i, -E and all unknown 5# Some switches have their own tests, see MANIFEST. 6 7BEGIN { 8 chdir 't' if -d 't'; 9 @INC = '../lib'; 10} 11 12BEGIN { require "./test.pl"; } 13 14plan(tests => 71); 15 16use Config; 17 18# due to a bug in VMS's piping which makes it impossible for runperl() 19# to emulate echo -n (ie. stdin always winds up with a newline), these 20# tests almost totally fail. 21$TODO = "runperl() unable to emulate echo -n due to pipe bug" if $^O eq 'VMS'; 22 23my $r; 24my @tmpfiles = (); 25END { unlink @tmpfiles } 26 27# Tests for -0 28 29$r = runperl( 30 switches => [ '-0', ], 31 stdin => 'foo\0bar\0baz\0', 32 prog => 'print qq(<$_>) while <>', 33); 34is( $r, "<foo\0><bar\0><baz\0>", "-0" ); 35 36$r = runperl( 37 switches => [ '-l', '-0', '-p' ], 38 stdin => 'foo\0bar\0baz\0', 39 prog => '1', 40); 41is( $r, "foo\nbar\nbaz\n", "-0 after a -l" ); 42 43$r = runperl( 44 switches => [ '-0', '-l', '-p' ], 45 stdin => 'foo\0bar\0baz\0', 46 prog => '1', 47); 48is( $r, "foo\0bar\0baz\0", "-0 before a -l" ); 49 50$r = runperl( 51 switches => [ sprintf("-0%o", ord 'x') ], 52 stdin => 'fooxbarxbazx', 53 prog => 'print qq(<$_>) while <>', 54); 55is( $r, "<foox><barx><bazx>", "-0 with octal number" ); 56 57$r = runperl( 58 switches => [ '-00', '-p' ], 59 stdin => 'abc\ndef\n\nghi\njkl\nmno\n\npq\n', 60 prog => 's/\n/-/g;$_.=q(/)', 61); 62is( $r, 'abc-def--/ghi-jkl-mno--/pq-/', '-00 (paragraph mode)' ); 63 64$r = runperl( 65 switches => [ '-0777', '-p' ], 66 stdin => 'abc\ndef\n\nghi\njkl\nmno\n\npq\n', 67 prog => 's/\n/-/g;$_.=q(/)', 68); 69is( $r, 'abc-def--ghi-jkl-mno--pq-/', '-0777 (slurp mode)' ); 70 71$r = runperl( 72 switches => [ '-066' ], 73 prog => 'BEGIN { print qq{($/)} } print qq{[$/]}', 74); 75is( $r, "(\066)[\066]", '$/ set at compile-time' ); 76 77# Tests for -c 78 79my $filename = tempfile(); 80SKIP: { 81 local $TODO = ''; # this one works on VMS 82 83 open my $f, ">$filename" or skip( "Can't write temp file $filename: $!" ); 84 print $f <<'SWTEST'; 85BEGIN { print "block 1\n"; } 86CHECK { print "block 2\n"; } 87INIT { print "block 3\n"; } 88 print "block 4\n"; 89END { print "block 5\n"; } 90SWTEST 91 close $f or die "Could not close: $!"; 92 $r = runperl( 93 switches => [ '-c' ], 94 progfile => $filename, 95 stderr => 1, 96 ); 97 # Because of the stderr redirection, we can't tell reliably the order 98 # in which the output is given 99 ok( 100 $r =~ /$filename syntax OK/ 101 && $r =~ /\bblock 1\b/ 102 && $r =~ /\bblock 2\b/ 103 && $r !~ /\bblock 3\b/ 104 && $r !~ /\bblock 4\b/ 105 && $r !~ /\bblock 5\b/, 106 '-c' 107 ); 108} 109 110# Tests for -l 111 112$r = runperl( 113 switches => [ sprintf("-l%o", ord 'x') ], 114 prog => 'print for qw/foo bar/' 115); 116is( $r, 'fooxbarx', '-l with octal number' ); 117 118# Tests for -s 119 120$r = runperl( 121 switches => [ '-s' ], 122 prog => 'for (qw/abc def ghi/) {print defined $$_ ? $$_ : q(-)}', 123 args => [ '--', '-abc=2', '-def', ], 124); 125is( $r, '21-', '-s switch parsing' ); 126 127$filename = tempfile(); 128SKIP: { 129 open my $f, ">$filename" or skip( "Can't write temp file $filename: $!" ); 130 print $f <<'SWTEST'; 131#!perl -s 132BEGIN { print $x,$y; exit } 133SWTEST 134 close $f or die "Could not close: $!"; 135 $r = runperl( 136 progfile => $filename, 137 args => [ '-x=foo -y' ], 138 ); 139 is( $r, 'foo1', '-s on the shebang line' ); 140} 141 142# Bug ID 20011106.084 143$filename = tempfile(); 144SKIP: { 145 open my $f, ">$filename" or skip( "Can't write temp file $filename: $!" ); 146 print $f <<'SWTEST'; 147#!perl -sn 148BEGIN { print $x; exit } 149SWTEST 150 close $f or die "Could not close: $!"; 151 $r = runperl( 152 progfile => $filename, 153 args => [ '-x=foo' ], 154 ); 155 is( $r, 'foo', '-sn on the shebang line' ); 156} 157 158# Tests for -m and -M 159 160my $package = tempfile(); 161$filename = "$package.pm"; 162SKIP: { 163 open my $f, ">$filename" or skip( "Can't write temp file $filename: $!",4 ); 164 print $f <<"SWTESTPM"; 165package $package; 166sub import { print map "<\$_>", \@_ } 1671; 168SWTESTPM 169 close $f or die "Could not close: $!"; 170 $r = runperl( 171 switches => [ "-M$package" ], 172 prog => '1', 173 ); 174 is( $r, "<$package>", '-M' ); 175 $r = runperl( 176 switches => [ "-M$package=foo" ], 177 prog => '1', 178 ); 179 is( $r, "<$package><foo>", '-M with import parameter' ); 180 $r = runperl( 181 switches => [ "-m$package" ], 182 prog => '1', 183 ); 184 185 { 186 local $TODO = ''; # this one works on VMS 187 is( $r, '', '-m' ); 188 } 189 $r = runperl( 190 switches => [ "-m$package=foo,bar" ], 191 prog => '1', 192 ); 193 is( $r, "<$package><foo><bar>", '-m with import parameters' ); 194 push @tmpfiles, $filename; 195 196 { 197 local $TODO = ''; # these work on VMS 198 199 is( runperl( switches => [ '-MTie::Hash' ], stderr => 1, prog => 1 ), 200 '', "-MFoo::Bar allowed" ); 201 202 like( runperl( switches => [ "-M:$package" ], stderr => 1, 203 prog => 'die "oops"' ), 204 qr/Invalid module name [\w:]+ with -M option\b/, 205 "-M:Foo not allowed" ); 206 207 like( runperl( switches => [ '-mA:B:C' ], stderr => 1, 208 prog => 'die "oops"' ), 209 qr/Invalid module name [\w:]+ with -m option\b/, 210 "-mFoo:Bar not allowed" ); 211 212 like( runperl( switches => [ '-m-A:B:C' ], stderr => 1, 213 prog => 'die "oops"' ), 214 qr/Invalid module name [\w:]+ with -m option\b/, 215 "-m-Foo:Bar not allowed" ); 216 217 like( runperl( switches => [ '-m-' ], stderr => 1, 218 prog => 'die "oops"' ), 219 qr/Module name required with -m option\b/, 220 "-m- not allowed" ); 221 222 like( runperl( switches => [ '-M-=' ], stderr => 1, 223 prog => 'die "oops"' ), 224 qr/Module name required with -M option\b/, 225 "-M- not allowed" ); 226 } # disable TODO on VMS 227} 228 229# Tests for -V 230 231{ 232 local $TODO = ''; # these ones should work on VMS 233 234 # basic perl -V should generate significant output. 235 # we don't test actual format too much since it could change 236 like( runperl( switches => ['-V'] ), qr/(\n.*){20}/, 237 '-V generates 20+ lines' ); 238 239 like( runperl( switches => ['-V'] ), 240 qr/\ASummary of my perl5 .*configuration:/, 241 '-V looks okay' ); 242 243 # lookup a known config var 244 chomp( $r=runperl( switches => ['-V:osname'] ) ); 245 is( $r, "osname='$^O';", 'perl -V:osname'); 246 247 # lookup a nonexistent var 248 chomp( $r=runperl( switches => ['-V:this_var_makes_switches_test_fail'] ) ); 249 is( $r, "this_var_makes_switches_test_fail='UNKNOWN';", 250 'perl -V:unknown var'); 251 252 # regexp lookup 253 # platforms that don't like this quoting can either skip this test 254 # or fix test.pl _quote_args 255 $r = runperl( switches => ['"-V:i\D+size"'] ); 256 # should be unlike( $r, qr/^$|not found|UNKNOWN/ ); 257 like( $r, qr/^(?!.*(not found|UNKNOWN))./, 'perl -V:re got a result' ); 258 259 # make sure each line we got matches the re 260 ok( !( grep !/^i\D+size=/, split /^/, $r ), '-V:re correct' ); 261} 262 263# Tests for -v 264 265{ 266 local $TODO = ''; # these ones should work on VMS 267 # there are definitely known build configs where this test will fail 268 # DG/UX comes to mind. Maybe we should remove these special cases? 269 my $v = sprintf "%vd", $^V; 270 my $ver = $Config{PERL_VERSION}; 271 my $rel = $Config{PERL_SUBVERSION}; 272 like( runperl( switches => ['-v'] ), 273 qr/This is perl 5, version \Q$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, 274 '-v looks okay' ); 275 276} 277 278# Tests for -h 279 280{ 281 local $TODO = ''; # these ones should work on VMS 282 283 like( runperl( switches => ['-h'] ), 284 qr/Usage: .+(?i:perl(?:$Config{_exe})?).+switches.+programfile.+arguments/, 285 '-h looks okay' ); 286 287} 288 289# Tests for switches which do not exist 290 291foreach my $switch (split //, "ABbGgHJjKkLNOoPQqRrYyZz123456789_") 292{ 293 local $TODO = ''; # these ones should work on VMS 294 295 like( runperl( switches => ["-$switch"], stderr => 1, 296 prog => 'die "oops"' ), 297 qr/\QUnrecognized switch: -$switch (-h will show valid options)./, 298 "-$switch correctly unknown" ); 299 300} 301 302# Tests for -i 303 304{ 305 local $TODO = ''; # these ones should work on VMS 306 307 sub do_i_unlink { 1 while unlink("file", "file.bak") } 308 309 open(FILE, ">file") or die "$0: Failed to create 'file': $!"; 310 print FILE <<__EOF__; 311foo yada dada 312bada foo bing 313king kong foo 314__EOF__ 315 close FILE; 316 317 END { do_i_unlink() } 318 319 runperl( switches => ['-pi.bak'], prog => 's/foo/bar/', args => ['file'] ); 320 321 open(FILE, "file") or die "$0: Failed to open 'file': $!"; 322 chomp(my @file = <FILE>); 323 close FILE; 324 325 open(BAK, "file.bak") or die "$0: Failed to open 'file': $!"; 326 chomp(my @bak = <BAK>); 327 close BAK; 328 329 is(join(":", @file), 330 "bar yada dada:bada bar bing:king kong bar", 331 "-i new file"); 332 is(join(":", @bak), 333 "foo yada dada:bada foo bing:king kong foo", 334 "-i backup file"); 335} 336 337# Tests for -E 338 339$TODO = ''; # the -E tests work on VMS 340 341$r = runperl( 342 switches => [ '-E', '"say q(Hello, world!)"'] 343); 344is( $r, "Hello, world!\n", "-E say" ); 345 346 347$r = runperl( 348 switches => [ '-E', '"undef ~~ undef and say q(Hello, world!)"'] 349); 350is( $r, "Hello, world!\n", "-E ~~" ); 351 352$r = runperl( 353 switches => [ '-E', '"given(undef) {when(undef) { say q(Hello, world!)"}}'] 354); 355is( $r, "Hello, world!\n", "-E given" ); 356 357$r = runperl( 358 switches => [ '-nE', q("} END { say q/affe/") ], 359 stdin => 'zomtek', 360); 361is( $r, "affe\n", '-E works outside of the block created by -n' ); 362 363$r = runperl( 364 switches => [ '-E', q("*{'bar'} = sub{}; print 'Hello, world!',qq|\n|;")] 365); 366is( $r, "Hello, world!\n", "-E does not enable strictures" ); 367 368# RT #30660 369 370$filename = tempfile(); 371SKIP: { 372 open my $f, ">$filename" or skip( "Can't write temp file $filename: $!" ); 373 print $f <<'SWTEST'; 374#!perl -w -iok 375print "$^I\n"; 376SWTEST 377 close $f or die "Could not close: $!"; 378 $r = runperl( 379 progfile => $filename, 380 ); 381 like( $r, qr/ok/, 'Spaces on the #! line (#30660)' ); 382} 383