| 1 | BEGIN { |
| 2 | chdir 't' if -d 't'; |
| 3 | @INC = '../lib'; |
| 4 | require './test.pl'; |
| 5 | } |
| 6 | |
| 7 | my $Is_VMS = $^O eq 'VMS'; |
| 8 | |
| 9 | use Carp qw(carp cluck croak confess); |
| 10 | |
| 11 | plan tests => 37; |
| 12 | |
| 13 | ok 1; |
| 14 | |
| 15 | { local $SIG{__WARN__} = sub { |
| 16 | like $_[0], qr/ok (\d+)\n at.+\b(?i:carp\.t) line \d+$/, 'ok 2\n' }; |
| 17 | |
| 18 | carp "ok 2\n"; |
| 19 | |
| 20 | } |
| 21 | |
| 22 | { local $SIG{__WARN__} = sub { |
| 23 | like $_[0], qr/(\d+) at.+\b(?i:carp\.t) line \d+$/, 'carp 3' }; |
| 24 | |
| 25 | carp 3; |
| 26 | |
| 27 | } |
| 28 | |
| 29 | sub sub_4 { |
| 30 | |
| 31 | local $SIG{__WARN__} = sub { |
| 32 | like $_[0], qr/^(\d+) at.+\b(?i:carp\.t) line \d+\n\tmain::sub_4\(\) called at.+\b(?i:carp\.t) line \d+$/, 'cluck 4' }; |
| 33 | |
| 34 | cluck 4; |
| 35 | |
| 36 | } |
| 37 | |
| 38 | sub_4; |
| 39 | |
| 40 | { local $SIG{__DIE__} = sub { |
| 41 | like $_[0], qr/^(\d+) at.+\b(?i:carp\.t) line \d+\n\teval \Q{...}\E called at.+\b(?i:carp\.t) line \d+$/, 'croak 5' }; |
| 42 | |
| 43 | eval { croak 5 }; |
| 44 | } |
| 45 | |
| 46 | sub sub_6 { |
| 47 | local $SIG{__DIE__} = sub { |
| 48 | like $_[0], qr/^(\d+) at.+\b(?i:carp\.t) line \d+\n\teval \Q{...}\E called at.+\b(?i:carp\.t) line \d+\n\tmain::sub_6\(\) called at.+\b(?i:carp\.t) line \d+$/, 'confess 6' }; |
| 49 | |
| 50 | eval { confess 6 }; |
| 51 | } |
| 52 | |
| 53 | sub_6; |
| 54 | |
| 55 | ok(1); |
| 56 | |
| 57 | # test for caller_info API |
| 58 | my $eval = "use Carp; return Carp::caller_info(0);"; |
| 59 | my %info = eval($eval); |
| 60 | is($info{sub_name}, "eval '$eval'", 'caller_info API'); |
| 61 | |
| 62 | # test for '...::CARP_NOT used only once' warning from Carp |
| 63 | my $warning; |
| 64 | eval { |
| 65 | BEGIN { |
| 66 | $^W = 1; |
| 67 | local $SIG{__WARN__} = |
| 68 | sub { if( defined $^S ){ warn $_[0] } else { $warning = $_[0] } } |
| 69 | } |
| 70 | package Z; |
| 71 | BEGIN { eval { Carp::croak() } } |
| 72 | }; |
| 73 | ok !$warning, q/'...::CARP_NOT used only once' warning from Carp/; |
| 74 | |
| 75 | # Test the location of error messages. |
| 76 | like(A::short(), qr/^Error at C/, "Short messages skip carped package"); |
| 77 | |
| 78 | { |
| 79 | local @C::ISA = "D"; |
| 80 | like(A::short(), qr/^Error at B/, "Short messages skip inheritance"); |
| 81 | } |
| 82 | |
| 83 | { |
| 84 | local @D::ISA = "C"; |
| 85 | like(A::short(), qr/^Error at B/, "Short messages skip inheritance"); |
| 86 | } |
| 87 | |
| 88 | { |
| 89 | local @D::ISA = "B"; |
| 90 | local @B::ISA = "C"; |
| 91 | like(A::short(), qr/^Error at A/, "Inheritance is transitive"); |
| 92 | } |
| 93 | |
| 94 | { |
| 95 | local @B::ISA = "D"; |
| 96 | local @C::ISA = "B"; |
| 97 | like(A::short(), qr/^Error at A/, "Inheritance is transitive"); |
| 98 | } |
| 99 | |
| 100 | { |
| 101 | local @C::CARP_NOT = "D"; |
| 102 | like(A::short(), qr/^Error at B/, "Short messages see \@CARP_NOT"); |
| 103 | } |
| 104 | |
| 105 | { |
| 106 | local @D::CARP_NOT = "C"; |
| 107 | like(A::short(), qr/^Error at B/, "Short messages see \@CARP_NOT"); |
| 108 | } |
| 109 | |
| 110 | { |
| 111 | local @D::CARP_NOT = "B"; |
| 112 | local @B::CARP_NOT = "C"; |
| 113 | like(A::short(), qr/^Error at A/, "\@CARP_NOT is transitive"); |
| 114 | } |
| 115 | |
| 116 | { |
| 117 | local @B::CARP_NOT = "D"; |
| 118 | local @C::CARP_NOT = "B"; |
| 119 | like(A::short(), qr/^Error at A/, "\@CARP_NOT is transitive"); |
| 120 | } |
| 121 | |
| 122 | { |
| 123 | local @D::ISA = "C"; |
| 124 | local @D::CARP_NOT = "B"; |
| 125 | like(A::short(), qr/^Error at C/, "\@CARP_NOT overrides inheritance"); |
| 126 | } |
| 127 | |
| 128 | { |
| 129 | local @D::ISA = "B"; |
| 130 | local @D::CARP_NOT = "C"; |
| 131 | like(A::short(), qr/^Error at B/, "\@CARP_NOT overrides inheritance"); |
| 132 | } |
| 133 | |
| 134 | # %Carp::Internal |
| 135 | { |
| 136 | local $Carp::Internal{C} = 1; |
| 137 | like(A::short(), qr/^Error at B/, "Short doesn't report Internal"); |
| 138 | } |
| 139 | |
| 140 | { |
| 141 | local $Carp::Internal{D} = 1; |
| 142 | like(A::long(), qr/^Error at C/, "Long doesn't report Internal"); |
| 143 | } |
| 144 | |
| 145 | # %Carp::CarpInternal |
| 146 | { |
| 147 | local $Carp::CarpInternal{D} = 1; |
| 148 | like(A::short(), qr/^Error at B/ |
| 149 | , "Short doesn't report calls to CarpInternal"); |
| 150 | } |
| 151 | |
| 152 | { |
| 153 | local $Carp::CarpInternal{D} = 1; |
| 154 | like(A::long(), qr/^Error at C/, "Long doesn't report CarpInternal"); |
| 155 | } |
| 156 | |
| 157 | # tests for global variables |
| 158 | sub x { carp @_ } |
| 159 | sub w { cluck @_ } |
| 160 | |
| 161 | # $Carp::Verbose; |
| 162 | { my $aref = [ |
| 163 | qr/t at \S*(?i:carp.t) line \d+/, |
| 164 | qr/t at \S*(?i:carp.t) line \d+\n\s*main::x\('t'\) called at \S*(?i:carp.t) line \d+/ |
| 165 | ]; |
| 166 | my $i = 0; |
| 167 | |
| 168 | for my $re (@$aref) { |
| 169 | local $Carp::Verbose = $i++; |
| 170 | local $SIG{__WARN__} = sub { |
| 171 | like $_[0], $re, 'Verbose'; |
| 172 | }; |
| 173 | package Z; |
| 174 | main::x('t'); |
| 175 | } |
| 176 | } |
| 177 | |
| 178 | # $Carp::MaxEvalLen |
| 179 | { my $test_num = 1; |
| 180 | for(0,4) { |
| 181 | my $txt = "Carp::cluck($test_num)"; |
| 182 | local $Carp::MaxEvalLen = $_; |
| 183 | local $SIG{__WARN__} = sub { |
| 184 | "@_"=~/'(.+?)(?:\n|')/s; |
| 185 | is length($1), length($_?substr($txt,0,$_):substr($txt,0)), 'MaxEvalLen'; |
| 186 | }; |
| 187 | eval "$txt"; $test_num++; |
| 188 | } |
| 189 | } |
| 190 | |
| 191 | # $Carp::MaxArgLen |
| 192 | { |
| 193 | for(0,4) { |
| 194 | my $arg = 'testtest'; |
| 195 | local $Carp::MaxArgLen = $_; |
| 196 | local $SIG{__WARN__} = sub { |
| 197 | "@_"=~/'(.+?)'/; |
| 198 | is length($1), length($_?substr($arg,0,$_):substr($arg,0)), 'MaxArgLen'; |
| 199 | }; |
| 200 | |
| 201 | package Z; |
| 202 | main::w($arg); |
| 203 | } |
| 204 | } |
| 205 | |
| 206 | # $Carp::MaxArgNums |
| 207 | { my $i = 0; |
| 208 | my $aref = [ |
| 209 | qr/1234 at \S*(?i:carp.t) line \d+\n\s*main::w\(1, 2, 3, 4\) called at \S*(?i:carp.t) line \d+/, |
| 210 | qr/1234 at \S*(?i:carp.t) line \d+\n\s*main::w\(1, 2, \.\.\.\) called at \S*(?i:carp.t) line \d+/, |
| 211 | ]; |
| 212 | |
| 213 | for(@$aref) { |
| 214 | local $Carp::MaxArgNums = $i++; |
| 215 | local $SIG{__WARN__} = sub { |
| 216 | like "@_", $_, 'MaxArgNums'; |
| 217 | }; |
| 218 | |
| 219 | package Z; |
| 220 | main::w(1..4); |
| 221 | } |
| 222 | } |
| 223 | |
| 224 | # $Carp::CarpLevel |
| 225 | { my $i = 0; |
| 226 | my $aref = [ |
| 227 | qr/1 at \S*(?i:carp.t) line \d+\n\s*main::w\(1\) called at \S*(?i:carp.t) line \d+/, |
| 228 | qr/1 at \S*(?i:carp.t) line \d+$/, |
| 229 | ]; |
| 230 | |
| 231 | for (@$aref) { |
| 232 | local $Carp::CarpLevel = $i++; |
| 233 | local $SIG{__WARN__} = sub { |
| 234 | like "@_", $_, 'CarpLevel'; |
| 235 | }; |
| 236 | |
| 237 | package Z; |
| 238 | main::w(1); |
| 239 | } |
| 240 | } |
| 241 | |
| 242 | { |
| 243 | local $TODO = "VMS exit status semantics don't work this way" if $Is_VMS; |
| 244 | |
| 245 | # Check that croak() and confess() don't clobber $! |
| 246 | runperl(prog => 'use Carp; $@=q{Phooey}; $!=42; croak(q{Dead})', |
| 247 | stderr => 1); |
| 248 | |
| 249 | is($?>>8, 42, 'croak() doesn\'t clobber $!'); |
| 250 | |
| 251 | runperl(prog => 'use Carp; $@=q{Phooey}; $!=42; confess(q{Dead})', |
| 252 | stderr => 1); |
| 253 | |
| 254 | is($?>>8, 42, 'confess() doesn\'t clobber $!'); |
| 255 | } |
| 256 | |
| 257 | # undef used to be incorrectly reported as the string "undef" |
| 258 | sub cluck_undef { |
| 259 | |
| 260 | local $SIG{__WARN__} = sub { |
| 261 | like $_[0], qr/^Bang! at.+\b(?i:carp\.t) line \d+\n\tmain::cluck_undef\(0, 'undef', 2, undef, 4\) called at.+\b(?i:carp\.t) line \d+$/, "cluck doesn't quote undef" }; |
| 262 | |
| 263 | cluck "Bang!" |
| 264 | |
| 265 | } |
| 266 | |
| 267 | cluck_undef (0, "undef", 2, undef, 4); |
| 268 | |
| 269 | # line 1 "A" |
| 270 | package A; |
| 271 | sub short { |
| 272 | B::short(); |
| 273 | } |
| 274 | |
| 275 | sub long { |
| 276 | B::long(); |
| 277 | } |
| 278 | |
| 279 | # line 1 "B" |
| 280 | package B; |
| 281 | sub short { |
| 282 | C::short(); |
| 283 | } |
| 284 | |
| 285 | sub long { |
| 286 | C::long(); |
| 287 | } |
| 288 | |
| 289 | # line 1 "C" |
| 290 | package C; |
| 291 | sub short { |
| 292 | D::short(); |
| 293 | } |
| 294 | |
| 295 | sub long { |
| 296 | D::long(); |
| 297 | } |
| 298 | |
| 299 | # line 1 "D" |
| 300 | package D; |
| 301 | sub short { |
| 302 | eval{ Carp::croak("Error") }; |
| 303 | return $@; |
| 304 | } |
| 305 | |
| 306 | sub long { |
| 307 | eval{ Carp::confess("Error") }; |
| 308 | return $@; |
| 309 | } |