X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=t%2Fop%2Ftr.t;h=b37eb7f18610edbc7d0bb3f295665e21c0ca531f;hb=0bc0ad857ef0ded50c72fba42503c958a1579a5a;hp=4e6667cd7fb261c92351efae77ab36d878a0869b;hpb=f05dd7cc799c34136e63b1b138d8f02b39193303;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/t/op/tr.t b/t/op/tr.t
index 4e6667c..b37eb7f 100755
--- a/t/op/tr.t
+++ b/t/op/tr.t
@@ -2,27 +2,27 @@
 
 BEGIN {
     chdir 't' if -d 't';
-    unshift @INC, "../lib";
+    @INC = '../lib';
+    require './test.pl';
 }
 
-print "1..4\n";
+plan tests => 97;
+
+my $Is_EBCDIC = (ord('i') == 0x89 & ord('J') == 0xd1);
 
 $_ = "abcdefghijklmnopqrstuvwxyz";
 
 tr/a-z/A-Z/;
 
-print "not " unless $_ eq "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
-print "ok 1\n";
+is($_, "ABCDEFGHIJKLMNOPQRSTUVWXYZ",    'uc');
 
 tr/A-Z/a-z/;
 
-print "not " unless $_ eq "abcdefghijklmnopqrstuvwxyz";
-print "ok 2\n";
+is($_, "abcdefghijklmnopqrstuvwxyz",    'lc');
 
 tr/b-y/B-Y/;
+is($_, "aBCDEFGHIJKLMNOPQRSTUVWXYz",    'partial uc');
 
-print "not " unless $_ eq "aBCDEFGHIJKLMNOPQRSTUVWXYz";
-print "ok 3\n";
 
 # In EBCDIC 'I' is \xc9 and 'J' is \0xd1, 'i' is \x89 and 'j' is \x91.
 # Yes, discontinuities.  Regardless, the \xca in the below should stay
@@ -33,7 +33,349 @@ print "ok 3\n";
 
     tr/I-J/i-j/;
 
-    print "not " unless $_ eq "i\xcaj";
-    print "ok 4\n";
+    is($_, "i\xcaj",    'EBCDIC discontinuity');
 }
 #
+
+
+($x = 12) =~ tr/1/3/;
+(my $y = 12) =~ tr/1/3/;
+($f = 1.5) =~ tr/1/3/;
+(my $g = 1.5) =~ tr/1/3/;
+is($x + $y + $f + $g, 71,   'tr cancels IOK and NOK');
+
+
+# perlbug [ID 20000511.005]
+$_ = 'fred';
+/([a-z]{2})/;
+$1 =~ tr/A-Z//;
+s/^(\s*)f/$1F/;
+is($_, 'Fred',  'harmless if explicitly not updating');
+
+
+# A variant of the above, added in 5.7.2
+$_ = 'fred';
+/([a-z]{2})/;
+eval '$1 =~ tr/A-Z/A-Z/;';
+s/^(\s*)f/$1F/;
+is($_, 'Fred',  'harmless if implicitly not updating');
+is($@, '',      '    no error');
+
+
+# check tr handles UTF8 correctly
+($x = 256.65.258) =~ tr/a/b/;
+is($x, 256.65.258,  'handles UTF8');
+is(length $x, 3);
+
+$x =~ tr/A/B/;
+is(length $x, 3);
+if (ord("\t") == 9) { # ASCII
+    is($x, 256.66.258);
+}
+else {
+    is($x, 256.65.258);
+}
+
+# EBCDIC variants of the above tests
+($x = 256.193.258) =~ tr/a/b/;
+is(length $x, 3);
+is($x, 256.193.258);
+
+$x =~ tr/A/B/;
+is(length $x, 3);
+if (ord("\t") == 9) { # ASCII
+    is($x, 256.193.258);
+}
+else {
+    is($x, 256.194.258);
+}
+
+
+{
+    my $l = chr(300); my $r = chr(400);
+    $x = 200.300.400;
+    $x =~ tr/\x{12c}/\x{190}/;
+    is($x, 200.400.400,     
+                        'changing UTF8 chars in a UTF8 string, same length');
+    is(length $x, 3);
+
+    $x = 200.300.400;
+    $x =~ tr/\x{12c}/\x{be8}/;
+    is($x, 200.3048.400,    '    more bytes');
+    is(length $x, 3);
+
+    $x = 100.125.60;
+    $x =~ tr/\x{64}/\x{190}/;
+    is($x, 400.125.60,      'Putting UT8 chars into a non-UTF8 string');
+    is(length $x, 3);
+
+    $x = 400.125.60;
+    $x =~ tr/\x{190}/\x{64}/;
+    is($x, 100.125.60,      'Removing UTF8 chars from UTF8 string');
+    is(length $x, 3);
+
+    $x = 400.125.60.400;
+    $y = $x =~ tr/\x{190}/\x{190}/;
+    is($y, 2,               'Counting UTF8 chars in UTF8 string');
+
+    $x = 60.400.125.60.400;
+    $y = $x =~ tr/\x{3c}/\x{3c}/;
+    is($y, 2,               '         non-UTF8 chars in UTF8 string');
+
+    # 17 - counting UTF8 chars in non-UTF8 string
+    $x = 200.125.60;
+    $y = $x =~ tr/\x{190}/\x{190}/;
+    is($y, 0,               '         UTF8 chars in non-UTFs string');
+}
+
+$_ = "abcdefghijklmnopqrstuvwxyz";
+eval 'tr/a-z-9/ /';
+like($@, qr/^Ambiguous range in transliteration operator/,  'tr/a-z-9//');
+
+# 19-21: Make sure leading and trailing hyphens still work
+$_ = "car-rot9";
+tr/-a-m/./;
+is($_, '..r.rot9',  'hyphens, leading');
+
+$_ = "car-rot9";
+tr/a-m-/./;
+is($_, '..r.rot9',  '   trailing');
+
+$_ = "car-rot9";
+tr/-a-m-/./;
+is($_, '..r.rot9',  '   both');
+
+$_ = "abcdefghijklmnop";
+tr/ae-hn/./;
+is($_, '.bcd....ijklm.op');
+
+$_ = "abcdefghijklmnop";
+tr/a-cf-kn-p/./;
+is($_, '...de......lm...');
+
+$_ = "abcdefghijklmnop";
+tr/a-ceg-ikm-o/./;
+is($_, '...d.f...j.l...p');
+
+
+# 20000705 MJD
+eval "tr/m-d/ /";
+like($@, qr/^Invalid \[\] range "m-d" in transliteration operator/,
+              'reversed range check');
+
+eval '$1 =~ tr/x/y/';
+like($@, qr/^Modification of a read-only value attempted/,
+              'cannot update read-only var');
+
+'abcdef' =~ /(bcd)/;
+is(eval '$1 =~ tr/abcd//', 3,  'explicit read-only count');
+is($@, '',                      '    no error');
+
+'abcdef' =~ /(bcd)/;
+is(eval '$1 =~ tr/abcd/abcd/', 3,  'implicit read-only count');
+is($@, '',                      '    no error');
+
+is(eval '"123" =~ tr/12//', 2,     'LHS of non-updating tr');
+
+eval '"123" =~ tr/1/2/';
+like($@, qr|^Can't modify constant item in transliteration \(tr///\)|,
+         'LHS bad on updating tr');
+
+
+# v300 (0x12c) is UTF-8-encoded as 196 172 (0xc4 0xac)
+# v400 (0x190) is UTF-8-encoded as 198 144 (0xc6 0x90)
+
+# Transliterate a byte to a byte, all four ways.
+
+($a = v300.196.172.300.196.172) =~ tr/\xc4/\xc5/;
+is($a, v300.197.172.300.197.172,    'byte2byte transliteration');
+
+($a = v300.196.172.300.196.172) =~ tr/\xc4/\x{c5}/;
+is($a, v300.197.172.300.197.172);
+
+($a = v300.196.172.300.196.172) =~ tr/\x{c4}/\xc5/;
+is($a, v300.197.172.300.197.172);
+
+($a = v300.196.172.300.196.172) =~ tr/\x{c4}/\x{c5}/;
+is($a, v300.197.172.300.197.172);
+
+
+($a = v300.196.172.300.196.172) =~ tr/\xc4/\x{12d}/;
+is($a, v300.301.172.300.301.172,    'byte2wide transliteration');
+
+($a = v300.196.172.300.196.172) =~ tr/\x{12c}/\xc3/;
+is($a, v195.196.172.195.196.172,    '   wide2byte');
+
+($a = v300.196.172.300.196.172) =~ tr/\x{12c}/\x{12d}/;
+is($a, v301.196.172.301.196.172,    '   wide2wide');
+
+
+($a = v300.196.172.300.196.172) =~ tr/\xc4\x{12c}/\x{12d}\xc3/;
+is($a, v195.301.172.195.301.172,    'byte2wide & wide2byte');
+
+
+($a = v300.196.172.300.196.172.400.198.144) =~
+	tr/\xac\xc4\x{12c}\x{190}/\xad\x{12d}\xc5\x{191}/;
+is($a, v197.301.173.197.301.173.401.198.144,    'all together now!');
+
+
+is((($a = v300.196.172.300.196.172) =~ tr/\xc4/\xc5/), 2,
+                                     'transliterate and count');
+
+is((($a = v300.196.172.300.196.172) =~ tr/\x{12c}/\x{12d}/), 2);
+
+
+($a = v300.196.172.300.196.172) =~ tr/\xc4/\x{12d}/c;
+is($a, v301.196.301.301.196.301,    'translit w/complement');
+
+($a = v300.196.172.300.196.172) =~ tr/\x{12c}/\xc5/c;
+is($a, v300.197.197.300.197.197);
+
+
+($a = v300.196.172.300.196.172) =~ tr/\xc4//d;
+is($a, v300.172.300.172,            'translit w/deletion');
+
+($a = v300.196.172.300.196.172) =~ tr/\x{12c}//d;
+is($a, v196.172.196.172);
+
+
+($a = v196.196.172.300.300.196.172) =~ tr/\xc4/\xc5/s;
+is($a, v197.172.300.300.197.172,    'translit w/squeeze');
+
+($a = v196.172.300.300.196.172.172) =~ tr/\x{12c}/\x{12d}/s;
+is($a, v196.172.301.196.172.172);
+
+
+# Tricky cases (When Simon Cozens Attacks)
+($a = v196.172.200) =~ tr/\x{12c}/a/;
+is(sprintf("%vd", $a), '196.172.200');
+
+($a = v196.172.200) =~ tr/\x{12c}/\x{12c}/;
+is(sprintf("%vd", $a), '196.172.200');
+
+($a = v196.172.200) =~ tr/\x{12c}//d;
+is(sprintf("%vd", $a), '196.172.200');
+
+
+# UTF8 range tests from Inaba Hiroto
+
+# Not working in EBCDIC as of 12674.
+($a = v300.196.172.302.197.172) =~ tr/\x{12c}-\x{130}/\xc0-\xc4/;
+is($a, v192.196.172.194.197.172,    'UTF range');
+
+($a = v300.196.172.302.197.172) =~ tr/\xc4-\xc8/\x{12c}-\x{130}/;
+is($a, v300.300.172.302.301.172);
+
+
+# UTF8 range tests from Karsten Sperling (patch #9008 required)
+
+($a = "\x{0100}") =~ tr/\x00-\x{100}/X/;
+is($a, "X");
+
+($a = "\x{0100}") =~ tr/\x{0000}-\x{00ff}/X/c;
+is($a, "X");
+
+($a = "\x{0100}") =~ tr/\x{0000}-\x{00ff}\x{0101}/X/c;
+is($a, "X");
+ 
+($a = v256) =~ tr/\x{0000}-\x{00ff}\x{0101}/X/c;
+is($a, "X");
+
+
+# UTF8 range tests from Inaba Hiroto
+
+($a = "\x{200}") =~ tr/\x00-\x{100}/X/c;
+is($a, "X");
+
+($a = "\x{200}") =~ tr/\x00-\x{100}/X/cs;
+is($a, "X");
+
+
+# Tricky on EBCDIC: while [a-z] [A-Z] must not match the gap characters,
+# (i-j, r-s, I-J, R-S), [\x89-\x91] [\xc9-\xd1] has to match them,
+# from Karsten Sperling.
+
+# Not working in EBCDIC as of 12674.
+$c = ($a = "\x89\x8a\x8b\x8c\x8d\x8f\x90\x91") =~ tr/\x89-\x91/X/;
+is($c, 8);
+is($a, "XXXXXXXX");
+   
+# Not working in EBCDIC as of 12674.
+$c = ($a = "\xc9\xca\xcb\xcc\xcd\xcf\xd0\xd1") =~ tr/\xc9-\xd1/X/;
+is($c, 8);
+is($a, "XXXXXXXX");
+
+
+SKIP: {   
+    skip "not EBCDIC", 4 unless $Is_EBCDIC;
+
+    $c = ($a = "\x89\x8a\x8b\x8c\x8d\x8f\x90\x91") =~ tr/i-j/X/;
+    is($c, 2);
+    is($a, "X\x8a\x8b\x8c\x8d\x8f\x90X");
+   
+    $c = ($a = "\xc9\xca\xcb\xcc\xcd\xcf\xd0\xd1") =~ tr/I-J/X/;
+    is($c, 2);
+    is($a, "X\xca\xcb\xcc\xcd\xcf\xd0X");
+}
+
+($a = "\x{100}") =~ tr/\x00-\xff/X/c;
+is(ord($a), ord("X"));
+
+($a = "\x{100}") =~ tr/\x00-\xff/X/cs;
+is(ord($a), ord("X"));
+
+($a = "\x{100}\x{100}") =~ tr/\x{101}-\x{200}//c;
+is($a, "\x{100}\x{100}");
+
+($a = "\x{100}\x{100}") =~ tr/\x{101}-\x{200}//cs;
+is($a, "\x{100}");
+
+$a = "\xfe\xff"; $a =~ tr/\xfe\xff/\x{1ff}\x{1fe}/;
+is($a, "\x{1ff}\x{1fe}");
+
+
+# From David Dyck
+($a = "R0_001") =~ tr/R_//d;
+is(hex($a), 1);
+
+# From Inaba Hiroto
+@a = (1,2); map { y/1/./ for $_ } @a;
+is("@a", ". 2");
+
+@a = (1,2); map { y/1/./ for $_.'' } @a;
+is("@a", "1 2");
+
+
+# Additional test for Inaba Hiroto patch (robin@kitsite.com)
+($a = "\x{100}\x{102}\x{101}") =~ tr/\x00-\377/XYZ/c;
+is($a, "XZY");
+
+
+# Used to fail with "Modification of a read-only value attempted"
+%a = (N=>1);
+foreach (keys %a) {
+  eval 'tr/N/n/';
+  is($_, 'n',   'pp_trans needs to unshare shared hash keys');
+  is($@, '',    '   no error');
+}
+
+
+$x = eval '"1213" =~ tr/1/1/';
+is($x, 2,   'implicit count on constant');
+is($@, '',  '   no error');
+
+
+my @foo = ();
+eval '$foo[-1] =~ tr/N/N/';
+is( $@, '',         'implicit count outside array bounds, index negative' );
+is( scalar @foo, 0, "    doesn't extend the array");
+
+eval '$foo[1] =~ tr/N/N/';
+is( $@, '',         'implicit count outside array bounds, index positive' );
+is( scalar @foo, 0, "    doesn't extend the array");
+
+
+my %foo = ();
+eval '$foo{bar} =~ tr/N/N/';
+is( $@, '',         'implicit count outside hash bounds' );
+is( scalar keys %foo, 0,   "    doesn't extend the hash");