1#!./perl 2 3print "1..29\n"; 4 5$FS = ':'; 6 7$_ = 'a:b:c'; 8 9($a,$b,$c) = split($FS,$_); 10 11if (join(';',$a,$b,$c) eq 'a;b;c') {print "ok 1\n";} else {print "not ok 1\n";} 12 13@ary = split(/:b:/); 14if (join("$_",@ary) eq 'aa:b:cc') {print "ok 2\n";} else {print "not ok 2\n";} 15 16$_ = "abc\n"; 17@xyz = (@ary = split(//)); 18if (join(".",@ary) eq "a.b.c.\n") {print "ok 3\n";} else {print "not ok 3\n";} 19 20$_ = "a:b:c::::"; 21@ary = split(/:/); 22if (join(".",@ary) eq "a.b.c") {print "ok 4\n";} else {print "not ok 4\n";} 23 24$_ = join(':',split(' '," a b\tc \t d ")); 25if ($_ eq 'a:b:c:d') {print "ok 5\n";} else {print "not ok 5 #$_#\n";} 26 27$_ = join(':',split(/ */,"foo bar bie\tdoll")); 28if ($_ eq "f:o:o:b:a:r:b:i:e:\t:d:o:l:l") 29 {print "ok 6\n";} else {print "not ok 6\n";} 30 31$_ = join(':', 'foo', split(/ /,'a b c'), 'bar'); 32if ($_ eq "foo:a:b::c:bar") {print "ok 7\n";} else {print "not ok 7 $_\n";} 33 34# Can we say how many fields to split to? 35$_ = join(':', split(' ','1 2 3 4 5 6', 3)); 36print $_ eq '1:2:3 4 5 6' ? "ok 8\n" : "not ok 8 $_\n"; 37 38# Can we do it as a variable? 39$x = 4; 40$_ = join(':', split(' ','1 2 3 4 5 6', $x)); 41print $_ eq '1:2:3:4 5 6' ? "ok 9\n" : "not ok 9 $_\n"; 42 43# Does the 999 suppress null field chopping? 44$_ = join(':', split(/:/,'1:2:3:4:5:6:::', 999)); 45print $_ eq '1:2:3:4:5:6:::' ? "ok 10\n" : "not ok 10 $_\n"; 46 47# Does assignment to a list imply split to one more field than that? 48if ($^O eq 'MSWin32') { $foo = `.\\perl -D1024 -e "(\$a,\$b) = split;" 2>&1` } 49elsif ($^O eq 'VMS') { $foo = `./perl "-D1024" -e "(\$a,\$b) = split;" 2>&1` } 50else { $foo = `./perl -D1024 -e '(\$a,\$b) = split;' 2>&1` } 51print $foo =~ /DEBUGGING/ || $foo =~ /SV = (VOID|IV\(3\))/ ? "ok 11\n" : "not ok 11\n"; 52 53# Can we say how many fields to split to when assigning to a list? 54($a,$b) = split(' ','1 2 3 4 5 6', 2); 55$_ = join(':',$a,$b); 56print $_ eq '1:2 3 4 5 6' ? "ok 12\n" : "not ok 12 $_\n"; 57 58# do subpatterns generate additional fields (without trailing nulls)? 59$_ = join '|', split(/,|(-)/, "1-10,20,,,"); 60print $_ eq "1|-|10||20" ? "ok 13\n" : "not ok 13\n"; 61 62# do subpatterns generate additional fields (with a limit)? 63$_ = join '|', split(/,|(-)/, "1-10,20,,,", 10); 64print $_ eq "1|-|10||20||||||" ? "ok 14\n" : "not ok 14\n"; 65 66# is the 'two undefs' bug fixed? 67(undef, $a, undef, $b) = qw(1 2 3 4); 68print "$a|$b" eq "2|4" ? "ok 15\n" : "not ok 15\n"; 69 70# .. even for locals? 71{ 72 local(undef, $a, undef, $b) = qw(1 2 3 4); 73 print "$a|$b" eq "2|4" ? "ok 16\n" : "not ok 16\n"; 74} 75 76# check splitting of null string 77$_ = join('|', split(/x/, '',-1), 'Z'); 78print $_ eq "Z" ? "ok 17\n" : "#$_\nnot ok 17\n"; 79 80$_ = join('|', split(/x/, '', 1), 'Z'); 81print $_ eq "Z" ? "ok 18\n" : "#$_\nnot ok 18\n"; 82 83$_ = join('|', split(/(p+)/,'',-1), 'Z'); 84print $_ eq "Z" ? "ok 19\n" : "#$_\nnot ok 19\n"; 85 86$_ = join('|', split(/.?/, '',-1), 'Z'); 87print $_ eq "Z" ? "ok 20\n" : "#$_\nnot ok 20\n"; 88 89 90# Are /^/m patterns scanned? 91$_ = join '|', split(/^a/m, "a b a\na d a", 20); 92print $_ eq "| b a\n| d a" ? "ok 21\n" : "not ok 21\n# `$_'\n"; 93 94# Are /$/m patterns scanned? 95$_ = join '|', split(/a$/m, "a b a\na d a", 20); 96print $_ eq "a b |\na d |" ? "ok 22\n" : "not ok 22\n# `$_'\n"; 97 98# Are /^/m patterns scanned? 99$_ = join '|', split(/^aa/m, "aa b aa\naa d aa", 20); 100print $_ eq "| b aa\n| d aa" ? "ok 23\n" : "not ok 23\n# `$_'\n"; 101 102# Are /$/m patterns scanned? 103$_ = join '|', split(/aa$/m, "aa b aa\naa d aa", 20); 104print $_ eq "aa b |\naa d |" ? "ok 24\n" : "not ok 24\n# `$_'\n"; 105 106# Greedyness: 107$_ = "a : b :c: d"; 108@ary = split(/\s*:\s*/); 109if (($res = join(".",@ary)) eq "a.b.c.d") {print "ok 25\n";} else {print "not ok 25\n# res=`$res' != `a.b.c.d'\n";} 110 111# use of match result as pattern (!) 112'p:q:r:s' eq join ':', split('abc' =~ /b/, 'p1q1r1s') or print "not "; 113print "ok 26\n"; 114 115# /^/ treated as /^/m 116$_ = join ':', split /^/, "ab\ncd\nef\n"; 117print "not " if $_ ne "ab\n:cd\n:ef\n"; 118print "ok 27\n"; 119 120# see if @a = @b = split(...) optimization works 121@list1 = @list2 = split ('p',"a p b c p"); 122print "not " if @list1 != @list2 or "@list1" ne "@list2" 123 or @list1 != 2 or "@list1" ne "a b c "; 124print "ok 28\n"; 125 126# zero-width assertion 127$_ = join ':', split /(?=\w)/, "rm b"; 128print "not" if $_ ne "r:m :b"; 129print "ok 29\n"; 130