1#!./perl 2 3# Tests sprintf, excluding handling of 64-bit integers or long 4# doubles (if supported), of machine-specific short and long 5# integers, machine-specific floating point exceptions (infinity, 6# not-a-number ...), of the effects of locale, and of features 7# specific to multi-byte characters (under use utf8 and such). 8 9BEGIN { 10 chdir 't' if -d 't'; 11 @INC = '../lib'; 12} 13use warnings; 14 15while (<DATA>) { 16 s/^\s*>//; s/<\s*$//; 17 push @tests, [split(/<\s*>/, $_, 4)]; 18} 19 20print '1..', scalar @tests, "\n"; 21 22$SIG{__WARN__} = sub { 23 if ($_[0] =~ /^Invalid conversion/) { 24 $w = ' INVALID' 25 } else { 26 warn @_; 27 } 28}; 29 30for ($i = 1; @tests; $i++) { 31 ($template, $data, $result, $comment) = @{shift @tests}; 32 $evalData = eval $data; 33 $w = undef; 34 $x = sprintf(">$template<", 35 defined @$evalData ? @$evalData : $evalData); 36 substr($x, -1, 0) = $w if $w; 37 # $x may have 3 exponent digits, not 2 38 my $y = $x; 39 if ($y =~ s/([Ee][-+])0(\d)/$1$2/) { 40 # if result is left-adjusted, append extra space 41 if ($template =~ /%\+?\-/ and $result =~ / $/) { 42 $y =~ s/<$/ </; 43 } 44 # if result is zero-filled, add extra zero 45 elsif ($template =~ /%\+?0/ and $result =~ /^0/) { 46 $y =~ s/^>0/>00/; 47 } 48 # if result is right-adjusted, prepend extra space 49 elsif ($result =~ /^ /) { 50 $y =~ s/^>/> /; 51 } 52 } 53 54 if ($x eq ">$result<") { 55 print "ok $i\n"; 56 } 57 elsif ($y eq ">$result<") # Some C libraries always give 58 { # three-digit exponent 59 print("ok $i # >$result< $x three-digit exponent accepted\n"); 60 } 61 elsif ($result =~ /[-+]\d{3}$/ && 62 # Suppress tests with modulo of exponent >= 100 on platforms 63 # which can't handle such magnitudes (or where we can't tell). 64 ((!eval {require POSIX}) || # Costly: only do this if we must! 65 (length(&POSIX::DBL_MAX) - rindex(&POSIX::DBL_MAX, '+')) == 3)) 66 { 67 print("ok $i # >$template< >$data< >$result<", 68 " Suppressed: exponent out of range?\n") 69 } 70 else { 71 $y = ($x eq $y ? "" : " => $y"); 72 print("not ok $i >$template< >$data< >$result< $x$y", 73 $comment ? " # $comment\n" : "\n"); 74 } 75} 76 77# In each of the the following lines, there are three required fields: 78# printf template, data to be formatted (as a Perl expression), and 79# expected result of formatting. An optional fourth field can contain 80# a comment. Each field is delimited by a starting '>' and a 81# finishing '<'; any whitespace outside these start and end marks is 82# not part of the field. If formatting requires more than one data 83# item (for example, if variable field widths are used), the Perl data 84# expression should return a reference to an array having the requisite 85# number of elements. Even so, subterfuge is sometimes required: see 86# tests for %n and %p. 87# 88# The following tests are not currently run, for the reasons stated: 89 90=pod 91 92=begin problematic 93 94>%.0f< >-0.1< >-0< >C library bug: no minus on VMS, HP-UX< 95>%.0f< >1.5< >2< >Standard vague: no rounding rules< 96>%.0f< >2.5< >2< >Standard vague: no rounding rules< 97 98=end problematic 99 100=cut 101 102# template data result 103__END__ 104>%6. 6s< >''< >%6. 6s INVALID< >(See use of $w in code above)< 105>%6 .6s< >''< >%6 .6s INVALID< 106>%6.6 s< >''< >%6.6 s INVALID< 107>%A< >''< >%A INVALID< 108>%B< >''< >%B INVALID< 109>%C< >''< >%C INVALID< 110>%D< >0x7fffffff< >2147483647< >Synonym for %ld< 111>%E< >123456.789< >1.234568E+05< >Like %e, but using upper-case "E"< 112>%F< >123456.789< >123456.789000< >Synonym for %f< 113>%G< >1234567.89< >1.23457E+06< >Like %g, but using upper-case "E"< 114>%G< >1234567e96< >1.23457E+102< 115>%G< >.1234567e-101< >1.23457E-102< 116>%G< >12345.6789< >12345.7< 117>%H< >''< >%H INVALID< 118>%I< >''< >%I INVALID< 119>%J< >''< >%J INVALID< 120>%K< >''< >%K INVALID< 121>%L< >''< >%L INVALID< 122>%M< >''< >%M INVALID< 123>%N< >''< >%N INVALID< 124>%O< >2**32-1< >37777777777< >Synonum for %lo< 125>%P< >''< >%P INVALID< 126>%Q< >''< >%Q INVALID< 127>%R< >''< >%R INVALID< 128>%S< >''< >%S INVALID< 129>%T< >''< >%T INVALID< 130>%U< >2**32-1< >4294967295< >Synonum for %lu< 131>%V< >''< >%V INVALID< 132>%W< >''< >%W INVALID< 133>%X< >2**32-1< >FFFFFFFF< >Like %x, but with u/c letters< 134>%#X< >2**32-1< >0XFFFFFFFF< 135>%Y< >''< >%Y INVALID< 136>%Z< >''< >%Z INVALID< 137>%a< >''< >%a INVALID< 138>%b< >2**32-1< >11111111111111111111111111111111< 139>%+b< >2**32-1< >11111111111111111111111111111111< 140>%#b< >2**32-1< >0b11111111111111111111111111111111< 141>%34b< >2**32-1< > 11111111111111111111111111111111< 142>%034b< >2**32-1< >0011111111111111111111111111111111< 143>%-34b< >2**32-1< >11111111111111111111111111111111 < 144>%-034b< >2**32-1< >11111111111111111111111111111111 < 145>%c< >ord('A')< >A< 146>%10c< >ord('A')< > A< 147>%#10c< >ord('A')< > A< ># modifier: no effect< 148>%010c< >ord('A')< >000000000A< 149>%10lc< >ord('A')< > A< >l modifier: no effect< 150>%10hc< >ord('A')< > A< >h modifier: no effect< 151>%10.5c< >ord('A')< > A< >precision: no effect< 152>%-10c< >ord('A')< >A < 153>%d< >123456.789< >123456< 154>%d< >-123456.789< >-123456< 155>%d< >0< >0< 156>%+d< >0< >+0< 157>%0d< >0< >0< 158>%.0d< >0< >< 159>%+.0d< >0< >+< 160>%.0d< >1< >1< 161>%d< >1< >1< 162>%+d< >1< >+1< 163>%#3.2d< >1< > 01< ># modifier: no effect< 164>%3.2d< >1< > 01< 165>%03.2d< >1< >001< 166>%-3.2d< >1< >01 < 167>%-03.2d< >1< >01 < >zero pad + left just.: no effect< 168>%d< >-1< >-1< 169>%+d< >-1< >-1< 170>%hd< >1< >1< >More extensive testing of< 171>%ld< >1< >1< >length modifiers would be< 172>%Vd< >1< >1< >platform-specific< 173>%vd< >chr(1)< >1< 174>%+vd< >chr(1)< >+1< 175>%#vd< >chr(1)< >1< 176>%vd< >"\01\02\03"< >1.2.3< 177>%v.3d< >"\01\02\03"< >001.002.003< 178>%v03d< >"\01\02\03"< >001.002.003< 179>%v-3d< >"\01\02\03"< >1 .2 .3 < 180>%v+-3d< >"\01\02\03"< >+1 .2 .3 < 181>%v4.3d< >"\01\02\03"< > 001. 002. 003< 182>%v04.3d< >"\01\02\03"< >0001.0002.0003< 183>%*v02d< >['-', "\0\7\14"]< >00-07-12< 184>%v.*d< >[3, "\01\02\03"]< >001.002.003< 185>%v0*d< >[3, "\01\02\03"]< >001.002.003< 186>%v-*d< >[3, "\01\02\03"]< >1 .2 .3 < 187>%v+-*d< >[3, "\01\02\03"]< >+1 .2 .3 < 188>%v*.*d< >[4, 3, "\01\02\03"]< > 001. 002. 003< 189>%v0*.*d< >[4, 3, "\01\02\03"]< >0001.0002.0003< 190>%*v0*d< >['-', 2, "\0\7\13"]< >00-07-11< 191>%e< >1234.875< >1.234875e+03< 192>%e< >0.000012345< >1.234500e-05< 193>%e< >1234567E96< >1.234567e+102< 194>%e< >0< >0.000000e+00< 195>%e< >.1234567E-101< >1.234567e-102< 196>%+e< >1234.875< >+1.234875e+03< 197>%#e< >1234.875< >1.234875e+03< 198>%e< >-1234.875< >-1.234875e+03< 199>%+e< >-1234.875< >-1.234875e+03< 200>%#e< >-1234.875< >-1.234875e+03< 201>%.0e< >1234.875< >1e+03< 202>%#.0e< >1234.875< >1.e+03< 203>%.*e< >[0, 1234.875]< >1e+03< 204>%.1e< >1234.875< >1.2e+03< 205>%-12.4e< >1234.875< >1.2349e+03 < 206>%12.4e< >1234.875< > 1.2349e+03< 207>%+-12.4e< >1234.875< >+1.2349e+03 < 208>%+12.4e< >1234.875< > +1.2349e+03< 209>%+-12.4e< >-1234.875< >-1.2349e+03 < 210>%+12.4e< >-1234.875< > -1.2349e+03< 211>%f< >1234.875< >1234.875000< 212>%+f< >1234.875< >+1234.875000< 213>%#f< >1234.875< >1234.875000< 214>%f< >-1234.875< >-1234.875000< 215>%+f< >-1234.875< >-1234.875000< 216>%#f< >-1234.875< >-1234.875000< 217>%6f< >1234.875< >1234.875000< 218>%*f< >[6, 1234.875]< >1234.875000< 219>%.0f< >1234.875< >1235< 220>%.1f< >1234.875< >1234.9< 221>%-8.1f< >1234.875< >1234.9 < 222>%8.1f< >1234.875< > 1234.9< 223>%+-8.1f< >1234.875< >+1234.9 < 224>%+8.1f< >1234.875< > +1234.9< 225>%+-8.1f< >-1234.875< >-1234.9 < 226>%+8.1f< >-1234.875< > -1234.9< 227>%*.*f< >[5, 2, 12.3456]< >12.35< 228>%f< >0< >0.000000< 229>%.0f< >0< >0< 230>%.0f< >2**38< >274877906944< >Should have exact int'l rep'n< 231>%.0f< >0.1< >0< 232>%.0f< >0.6< >1< >Known to fail with sfio and (irix|nonstop-ux|powerux)< 233>%.0f< >-0.6< >-1< >Known to fail with sfio and (irix|nonstop-ux|powerux)< 234>%.0f< >1< >1< 235>%#.0f< >1< >1.< 236>%g< >12345.6789< >12345.7< 237>%+g< >12345.6789< >+12345.7< 238>%#g< >12345.6789< >12345.7< 239>%.0g< >12345.6789< >1e+04< 240>%#.0g< >12345.6789< >1.e+04< 241>%.2g< >12345.6789< >1.2e+04< 242>%.*g< >[2, 12345.6789]< >1.2e+04< 243>%.9g< >12345.6789< >12345.6789< 244>%12.9g< >12345.6789< > 12345.6789< 245>%012.9g< >12345.6789< >0012345.6789< 246>%-12.9g< >12345.6789< >12345.6789 < 247>%*.*g< >[-12, 9, 12345.6789]< >12345.6789 < 248>%-012.9g< >12345.6789< >12345.6789 < 249>%g< >-12345.6789< >-12345.7< 250>%+g< >-12345.6789< >-12345.7< 251>%g< >1234567.89< >1.23457e+06< 252>%+g< >1234567.89< >+1.23457e+06< 253>%#g< >1234567.89< >1.23457e+06< 254>%g< >-1234567.89< >-1.23457e+06< 255>%+g< >-1234567.89< >-1.23457e+06< 256>%#g< >-1234567.89< >-1.23457e+06< 257>%g< >0.00012345< >0.00012345< 258>%g< >0.000012345< >1.2345e-05< 259>%g< >1234567E96< >1.23457e+102< 260>%g< >.1234567E-101< >1.23457e-102< 261>%g< >0< >0< 262>%13g< >1234567.89< > 1.23457e+06< 263>%+13g< >1234567.89< > +1.23457e+06< 264>%013g< >1234567.89< >001.23457e+06< 265>%-13g< >1234567.89< >1.23457e+06 < 266>%h< >''< >%h INVALID< 267>%i< >123456.789< >123456< >Synonym for %d< 268>%j< >''< >%j INVALID< 269>%k< >''< >%k INVALID< 270>%l< >''< >%l INVALID< 271>%m< >''< >%m INVALID< 272>%s< >sprintf('%%n%n %d', $n, $n)< >%n 2< >Slight sneakiness to test %n< 273>%o< >2**32-1< >37777777777< 274>%+o< >2**32-1< >37777777777< 275>%#o< >2**32-1< >037777777777< 276>%d< >$p=sprintf('%p',$p);$p=~/^[0-9a-f]+$/< >1< >Coarse hack: hex from %p?< 277>%#p< >''< >%#p INVALID< 278>%q< >''< >%q INVALID< 279>%r< >''< >%r INVALID< 280>%s< >'string'< >string< 281>%10s< >'string'< > string< 282>%+10s< >'string'< > string< 283>%#10s< >'string'< > string< 284>%010s< >'string'< >0000string< 285>%0*s< >[10, 'string']< >0000string< 286>%-10s< >'string'< >string < 287>%3s< >'string'< >string< 288>%.3s< >'string'< >str< 289>%.*s< >[3, 'string']< >str< 290>%t< >''< >%t INVALID< 291>%u< >2**32-1< >4294967295< 292>%+u< >2**32-1< >4294967295< 293>%#u< >2**32-1< >4294967295< 294>%12u< >2**32-1< > 4294967295< 295>%012u< >2**32-1< >004294967295< 296>%-12u< >2**32-1< >4294967295 < 297>%-012u< >2**32-1< >4294967295 < 298>%v< >''< >%v INVALID< 299>%w< >''< >%w INVALID< 300>%x< >2**32-1< >ffffffff< 301>%+x< >2**32-1< >ffffffff< 302>%#x< >2**32-1< >0xffffffff< 303>%10x< >2**32-1< > ffffffff< 304>%010x< >2**32-1< >00ffffffff< 305>%-10x< >2**32-1< >ffffffff < 306>%-010x< >2**32-1< >ffffffff < 307>%0-10x< >2**32-1< >ffffffff < 308>%0*x< >[-10, ,2**32-1]< >ffffffff < 309>%y< >''< >%y INVALID< 310>%z< >''< >%z INVALID< 311