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Diffstat (limited to 'contrib/perl5/t/op/subst.t')
-rwxr-xr-x | contrib/perl5/t/op/subst.t | 310 |
1 files changed, 310 insertions, 0 deletions
diff --git a/contrib/perl5/t/op/subst.t b/contrib/perl5/t/op/subst.t new file mode 100755 index 0000000..afa06ab --- /dev/null +++ b/contrib/perl5/t/op/subst.t @@ -0,0 +1,310 @@ +#!./perl + +print "1..71\n"; + +$x = 'foo'; +$_ = "x"; +s/x/\$x/; +print "#1\t:$_: eq :\$x:\n"; +if ($_ eq '$x') {print "ok 1\n";} else {print "not ok 1\n";} + +$_ = "x"; +s/x/$x/; +print "#2\t:$_: eq :foo:\n"; +if ($_ eq 'foo') {print "ok 2\n";} else {print "not ok 2\n";} + +$_ = "x"; +s/x/\$x $x/; +print "#3\t:$_: eq :\$x foo:\n"; +if ($_ eq '$x foo') {print "ok 3\n";} else {print "not ok 3\n";} + +$b = 'cd'; +($a = 'abcdef') =~ s<(b${b}e)>'\n$1'; +print "#4\t:$1: eq :bcde:\n"; +print "#4\t:$a: eq :a\\n\$1f:\n"; +if ($1 eq 'bcde' && $a eq 'a\n$1f') {print "ok 4\n";} else {print "not ok 4\n";} + +$a = 'abacada'; +if (($a =~ s/a/x/g) == 4 && $a eq 'xbxcxdx') + {print "ok 5\n";} else {print "not ok 5\n";} + +if (($a =~ s/a/y/g) == 0 && $a eq 'xbxcxdx') + {print "ok 6\n";} else {print "not ok 6 $a\n";} + +if (($a =~ s/b/y/g) == 1 && $a eq 'xyxcxdx') + {print "ok 7\n";} else {print "not ok 7 $a\n";} + +$_ = 'ABACADA'; +if (/a/i && s///gi && $_ eq 'BCD') {print "ok 8\n";} else {print "not ok 8 $_\n";} + +$_ = '\\' x 4; +if (length($_) == 4) {print "ok 9\n";} else {print "not ok 9\n";} +s/\\/\\\\/g; +if ($_ eq '\\' x 8) {print "ok 10\n";} else {print "not ok 10 $_\n";} + +$_ = '\/' x 4; +if (length($_) == 8) {print "ok 11\n";} else {print "not ok 11\n";} +s/\//\/\//g; +if ($_ eq '\\//' x 4) {print "ok 12\n";} else {print "not ok 12\n";} +if (length($_) == 12) {print "ok 13\n";} else {print "not ok 13\n";} + +$_ = 'aaaXXXXbbb'; +s/^a//; +print $_ eq 'aaXXXXbbb' ? "ok 14\n" : "not ok 14\n"; + +$_ = 'aaaXXXXbbb'; +s/a//; +print $_ eq 'aaXXXXbbb' ? "ok 15\n" : "not ok 15\n"; + +$_ = 'aaaXXXXbbb'; +s/^a/b/; +print $_ eq 'baaXXXXbbb' ? "ok 16\n" : "not ok 16\n"; + +$_ = 'aaaXXXXbbb'; +s/a/b/; +print $_ eq 'baaXXXXbbb' ? "ok 17\n" : "not ok 17\n"; + +$_ = 'aaaXXXXbbb'; +s/aa//; +print $_ eq 'aXXXXbbb' ? "ok 18\n" : "not ok 18\n"; + +$_ = 'aaaXXXXbbb'; +s/aa/b/; +print $_ eq 'baXXXXbbb' ? "ok 19\n" : "not ok 19\n"; + +$_ = 'aaaXXXXbbb'; +s/b$//; +print $_ eq 'aaaXXXXbb' ? "ok 20\n" : "not ok 20\n"; + +$_ = 'aaaXXXXbbb'; +s/b//; +print $_ eq 'aaaXXXXbb' ? "ok 21\n" : "not ok 21\n"; + +$_ = 'aaaXXXXbbb'; +s/bb//; +print $_ eq 'aaaXXXXb' ? "ok 22\n" : "not ok 22\n"; + +$_ = 'aaaXXXXbbb'; +s/aX/y/; +print $_ eq 'aayXXXbbb' ? "ok 23\n" : "not ok 23\n"; + +$_ = 'aaaXXXXbbb'; +s/Xb/z/; +print $_ eq 'aaaXXXzbb' ? "ok 24\n" : "not ok 24\n"; + +$_ = 'aaaXXXXbbb'; +s/aaX.*Xbb//; +print $_ eq 'ab' ? "ok 25\n" : "not ok 25\n"; + +$_ = 'aaaXXXXbbb'; +s/bb/x/; +print $_ eq 'aaaXXXXxb' ? "ok 26\n" : "not ok 26\n"; + +# now for some unoptimized versions of the same. + +$_ = 'aaaXXXXbbb'; +$x ne $x || s/^a//; +print $_ eq 'aaXXXXbbb' ? "ok 27\n" : "not ok 27\n"; + +$_ = 'aaaXXXXbbb'; +$x ne $x || s/a//; +print $_ eq 'aaXXXXbbb' ? "ok 28\n" : "not ok 28\n"; + +$_ = 'aaaXXXXbbb'; +$x ne $x || s/^a/b/; +print $_ eq 'baaXXXXbbb' ? "ok 29\n" : "not ok 29\n"; + +$_ = 'aaaXXXXbbb'; +$x ne $x || s/a/b/; +print $_ eq 'baaXXXXbbb' ? "ok 30\n" : "not ok 30\n"; + +$_ = 'aaaXXXXbbb'; +$x ne $x || s/aa//; +print $_ eq 'aXXXXbbb' ? "ok 31\n" : "not ok 31\n"; + +$_ = 'aaaXXXXbbb'; +$x ne $x || s/aa/b/; +print $_ eq 'baXXXXbbb' ? "ok 32\n" : "not ok 32\n"; + +$_ = 'aaaXXXXbbb'; +$x ne $x || s/b$//; +print $_ eq 'aaaXXXXbb' ? "ok 33\n" : "not ok 33\n"; + +$_ = 'aaaXXXXbbb'; +$x ne $x || s/b//; +print $_ eq 'aaaXXXXbb' ? "ok 34\n" : "not ok 34\n"; + +$_ = 'aaaXXXXbbb'; +$x ne $x || s/bb//; +print $_ eq 'aaaXXXXb' ? "ok 35\n" : "not ok 35\n"; + +$_ = 'aaaXXXXbbb'; +$x ne $x || s/aX/y/; +print $_ eq 'aayXXXbbb' ? "ok 36\n" : "not ok 36\n"; + +$_ = 'aaaXXXXbbb'; +$x ne $x || s/Xb/z/; +print $_ eq 'aaaXXXzbb' ? "ok 37\n" : "not ok 37\n"; + +$_ = 'aaaXXXXbbb'; +$x ne $x || s/aaX.*Xbb//; +print $_ eq 'ab' ? "ok 38\n" : "not ok 38\n"; + +$_ = 'aaaXXXXbbb'; +$x ne $x || s/bb/x/; +print $_ eq 'aaaXXXXxb' ? "ok 39\n" : "not ok 39\n"; + +$_ = 'abc123xyz'; +s/(\d+)/$1*2/e; # yields 'abc246xyz' +print $_ eq 'abc246xyz' ? "ok 40\n" : "not ok 40\n"; +s/(\d+)/sprintf("%5d",$1)/e; # yields 'abc 246xyz' +print $_ eq 'abc 246xyz' ? "ok 41\n" : "not ok 41\n"; +s/(\w)/$1 x 2/eg; # yields 'aabbcc 224466xxyyzz' +print $_ eq 'aabbcc 224466xxyyzz' ? "ok 42\n" : "not ok 42\n"; + +$_ = "aaaaa"; +print y/a/b/ == 5 ? "ok 43\n" : "not ok 43\n"; +print y/a/b/ == 0 ? "ok 44\n" : "not ok 44\n"; +print y/b// == 5 ? "ok 45\n" : "not ok 45\n"; +print y/b/c/s == 5 ? "ok 46\n" : "not ok 46\n"; +print y/c// == 1 ? "ok 47\n" : "not ok 47\n"; +print y/c//d == 1 ? "ok 48\n" : "not ok 48\n"; +print $_ eq "" ? "ok 49\n" : "not ok 49\n"; + +$_ = "Now is the %#*! time for all good men..."; +print (($x=(y/a-zA-Z //cd)) == 7 ? "ok 50\n" : "not ok 50\n"); +print y/ / /s == 8 ? "ok 51\n" : "not ok 51\n"; + +$_ = 'abcdefghijklmnopqrstuvwxyz0123456789'; +tr/a-z/A-Z/; + +print $_ eq 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789' ? "ok 52\n" : "not ok 52\n"; + +# same as tr/A-Z/a-z/; +if ($^O eq 'os390') { # An EBCDIC variant. + y[\301-\351][\201-\251]; +} else { # Ye Olde ASCII. Or something like it. + y[\101-\132][\141-\172]; +} + +print $_ eq 'abcdefghijklmnopqrstuvwxyz0123456789' ? "ok 53\n" : "not ok 53\n"; + +if (ord("+") == ord(",") - 1 && ord(",") == ord("-") - 1 && + ord("a") == ord("b") - 1 && ord("b") == ord("c") - 1) { + $_ = '+,-'; + tr/+--/a-c/; + print "not " unless $_ eq 'abc'; +} +print "ok 54\n"; + +$_ = '+,-'; +tr/+\--/a\/c/; +print $_ eq 'a,/' ? "ok 55\n" : "not ok 55\n"; + +$_ = '+,-'; +tr/-+,/ab\-/; +print $_ eq 'b-a' ? "ok 56\n" : "not ok 56\n"; + + +# test recursive substitutions +# code based on the recursive expansion of makefile variables + +my %MK = ( + AAAAA => '$(B)', B=>'$(C)', C => 'D', # long->short + E => '$(F)', F=>'p $(G) q', G => 'HHHHH', # short->long + DIR => '$(UNDEFINEDNAME)/xxx', +); +sub var { + my($var,$level) = @_; + return "\$($var)" unless exists $MK{$var}; + return exp_vars($MK{$var}, $level+1); # can recurse +} +sub exp_vars { + my($str,$level) = @_; + $str =~ s/\$\((\w+)\)/var($1, $level+1)/ge; # can recurse + #warn "exp_vars $level = '$str'\n"; + $str; +} + +print exp_vars('$(AAAAA)',0) eq 'D' + ? "ok 57\n" : "not ok 57\n"; +print exp_vars('$(E)',0) eq 'p HHHHH q' + ? "ok 58\n" : "not ok 58\n"; +print exp_vars('$(DIR)',0) eq '$(UNDEFINEDNAME)/xxx' + ? "ok 59\n" : "not ok 59\n"; +print exp_vars('foo $(DIR)/yyy bar',0) eq 'foo $(UNDEFINEDNAME)/xxx/yyy bar' + ? "ok 60\n" : "not ok 60\n"; + +# a match nested in the RHS of a substitution: + +$_ = "abcd"; +s/(..)/$x = $1, m#.#/eg; +print $x eq "cd" ? "ok 61\n" : "not ok 61\n"; + +# Subst and lookbehind + +$_="ccccc"; +s/(?<!x)c/x/g; +print $_ eq "xxxxx" ? "ok 62\n" : "not ok 62 # `$_' ne `xxxxx'\n"; + +$_="ccccc"; +s/(?<!x)(c)/x/g; +print $_ eq "xxxxx" ? "ok 63\n" : "not ok 63 # `$_' ne `xxxxx'\n"; + +$_="foobbarfoobbar"; +s/(?<!r)foobbar/foobar/g; +print $_ eq "foobarfoobbar" ? "ok 64\n" : "not ok 64 # `$_' ne `foobarfoobbar'\n"; + +$_="foobbarfoobbar"; +s/(?<!ar)(foobbar)/foobar/g; +print $_ eq "foobarfoobbar" ? "ok 65\n" : "not ok 65 # `$_' ne `foobarfoobbar'\n"; + +$_="foobbarfoobbar"; +s/(?<!ar)foobbar/foobar/g; +print $_ eq "foobarfoobbar" ? "ok 66\n" : "not ok 66 # `$_' ne `foobarfoobbar'\n"; + +# check parsing of split subst with comment +eval 's{foo} # this is a comment, not a delimiter + {bar};'; +print @? ? "not ok 67\n" : "ok 67\n"; + +# check if squashing works at the end of string +$_="baacbaa"; +tr/a/b/s; +print $_ eq "bbcbb" ? "ok 68\n" : "not ok 68 # `$_' ne `bbcbb'\n"; + +# XXX TODO: Most tests above don't test return values of the ops. They should. +$_ = "ab"; +print (s/a/b/ == 1 ? "ok 69\n" : "not ok 69\n"); + +$_ = <<'EOL'; + $url = new URI::URL "http://www/"; die if $url eq "xXx"; +EOL +$^R = 'junk'; + +$foo = ' $@%#lowercase $@%# lowercase UPPERCASE$@%#UPPERCASE' . + ' $@%#lowercase$@%#lowercase$@%# lowercase lowercase $@%#lowercase' . + ' lowercase $@%#MiXeD$@%# '; + +s{ \d+ \b [,.;]? (?{ 'digits' }) + | + [a-z]+ \b [,.;]? (?{ 'lowercase' }) + | + [A-Z]+ \b [,.;]? (?{ 'UPPERCASE' }) + | + [A-Z] [a-z]+ \b [,.;]? (?{ 'Capitalized' }) + | + [A-Za-z]+ \b [,.;]? (?{ 'MiXeD' }) + | + [A-Za-z0-9]+ \b [,.;]? (?{ 'alphanumeric' }) + | + \s+ (?{ ' ' }) + | + [^A-Za-z0-9\s]+ (?{ '$@%#' }) +}{$^R}xg; +print ($_ eq $foo ? "ok 70\n" : "not ok 70\n#'$_'\n#'$foo'\n"); + +$_ = 'x' x 20; +s/\d*|x/<$&>/g; +$foo = '<>' . ('<x><>' x 20) ; +print ($_ eq $foo ? "ok 71\n" : "not ok 71\n#'$_'\n#'$foo'\n"); |