X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=t%2Fop%2Flc.t;h=1fbb3e1afbf8288e5074befb73c0b33852472dab;hb=3e6618b7a3a573729d121d2ba204ea2164d47107;hp=9333c6c7cad3f41ddfa9437a92374695bfcfb03c;hpb=983ffd37e39751798fdd14853511af238c5fe291;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/t/op/lc.t b/t/op/lc.t
index 9333c6c..1fbb3e1 100644
--- a/t/op/lc.t
+++ b/t/op/lc.t
@@ -1,6 +1,6 @@
 #!./perl
 
-print "1..42\n";
+print "1..51\n";
 
 my $test = 1;
 
@@ -49,45 +49,90 @@ ok(uc($b)         eq "HELLO\.\* WORLD",      'uc');
 ok(lc($b)         eq "hello\.\* world",      'lc');
 
 # \x{100} is LATIN CAPITAL LETTER A WITH MACRON; its bijective lowercase is
-# \x{100}, LATIN SMALL LETTER A WITH MACRON.
-
-$a = "\x{100}\x{101}\x{41}\x{61}";
-$b = "\x{101}\x{100}\x{61}\x{41}";
-
-ok("\Q$a\E."      eq "\x{100}\x{101}\x{41}\x{61}.", '\Q\E \x{100}\x{101}\x{41}\x{61}');
-ok("\u$a"         eq "\x{100}\x{101}\x{41}\x{61}",  '\u');
-ok("\l$a"         eq "\x{101}\x{101}\x{41}\x{61}",  '\l');
-ok("\U$a"         eq "\x{100}\x{100}\x{41}\x{41}",  '\U');
-ok("\L$a"         eq "\x{101}\x{101}\x{61}\x{61}",  '\L');
-
-ok(quotemeta($a)  eq "\x{100}\x{101}\x{41}\x{61}",  'quotemeta');
-ok(ucfirst($a)    eq "\x{100}\x{101}\x{41}\x{61}",  'ucfirst');
-ok(lcfirst($a)    eq "\x{101}\x{101}\x{41}\x{61}",  'lcfirst');
-ok(uc($a)         eq "\x{100}\x{100}\x{41}\x{41}",  'uc');
-ok(lc($a)         eq "\x{101}\x{101}\x{61}\x{61}",  'lc');
-
-ok("\Q$b\E."      eq "\x{101}\x{100}\x{61}\x{41}.", '\Q\E \x{101}\x{100}\x{61}\x{41}');
-ok("\u$b"         eq "\x{100}\x{100}\x{61}\x{41}",  '\u');
-ok("\l$b"         eq "\x{101}\x{100}\x{61}\x{41}",  '\l');
-ok("\U$b"         eq "\x{100}\x{100}\x{41}\x{41}",  '\U');
-ok("\L$b"         eq "\x{101}\x{101}\x{61}\x{61}",  '\L');
-
-ok(quotemeta($b)  eq "\x{101}\x{100}\x{61}\x{41}",  'quotemeta');
-ok(ucfirst($b)    eq "\x{100}\x{100}\x{61}\x{41}",  'ucfirst');
-ok(lcfirst($b)    eq "\x{101}\x{100}\x{61}\x{41}",  'lcfirst');
-ok(uc($b)         eq "\x{100}\x{100}\x{41}\x{41}",  'uc');
-ok(lc($b)         eq "\x{101}\x{101}\x{61}\x{61}",  'lc');
+# \x{101}, LATIN SMALL LETTER A WITH MACRON.
+
+$a = "\x{100}\x{101}Aa";
+$b = "\x{101}\x{100}aA";
+
+ok("\Q$a\E."      eq "\x{100}\x{101}Aa.", '\Q\E \x{100}\x{101}Aa');
+ok("\u$a"         eq "\x{100}\x{101}Aa",  '\u');
+ok("\l$a"         eq "\x{101}\x{101}Aa",  '\l');
+ok("\U$a"         eq "\x{100}\x{100}AA",  '\U');
+ok("\L$a"         eq "\x{101}\x{101}aa",  '\L');
+
+ok(quotemeta($a)  eq "\x{100}\x{101}Aa",  'quotemeta');
+ok(ucfirst($a)    eq "\x{100}\x{101}Aa",  'ucfirst');
+ok(lcfirst($a)    eq "\x{101}\x{101}Aa",  'lcfirst');
+ok(uc($a)         eq "\x{100}\x{100}AA",  'uc');
+ok(lc($a)         eq "\x{101}\x{101}aa",  'lc');
+
+ok("\Q$b\E."      eq "\x{101}\x{100}aA.", '\Q\E \x{101}\x{100}aA');
+ok("\u$b"         eq "\x{100}\x{100}aA",  '\u');
+ok("\l$b"         eq "\x{101}\x{100}aA",  '\l');
+ok("\U$b"         eq "\x{100}\x{100}AA",  '\U');
+ok("\L$b"         eq "\x{101}\x{101}aa",  '\L');
+
+ok(quotemeta($b)  eq "\x{101}\x{100}aA",  'quotemeta');
+ok(ucfirst($b)    eq "\x{100}\x{100}aA",  'ucfirst');
+ok(lcfirst($b)    eq "\x{101}\x{100}aA",  'lcfirst');
+ok(uc($b)         eq "\x{100}\x{100}AA",  'uc');
+ok(lc($b)         eq "\x{101}\x{101}aa",  'lc');
 
 # \x{DF} is LATIN SMALL LETTER SHARP S, its uppercase is SS or \x{53}\x{53};
 # \x{149} is LATIN SMALL LETTER N PRECEDED BY APOSTROPHE, its uppercase is
 # \x{2BC}\x{E4} or MODIFIER LETTER APOSTROPHE and N.
 
-ok("\U\x{DF}ab\x{149}cd" eq "\x{53}\x{53}AB\x{2BC}\x{4E}CD",
-   "multicharacter uppercase");
+# In EBCDIC \x{DF} is LATIN SMALL LETTER Y WITH DIAERESIS,
+# and it's uppercase is \x{178}, LATIN CAPITAL LETTER Y WITH DIAERESIS.
+
+if (ord("A") == 193) { # EBCDIC
+    ok("\U\x{DF}aB\x{149}cD" eq "\x{178}AB\x{2BC}NCD",
+       "multicharacter uppercase");
+} elsif (ord("A") == 65) {
+    ok("\U\x{DF}aB\x{149}cD" eq "SSAB\x{2BC}NCD",
+       "multicharacter uppercase");
+} else {
+    ok(0, "what is your encoding?");
+}
 
 # The \x{DF} is its own lowercase, ditto for \x{149}.
 # There are no single character -> multiple characters lowercase mappings.
 
-ok("\L\x{DF}AB\x{149}CD" eq "\x{DF}ab\x{149}cd",
-   "multicharacter lowercase");
+if (ord("A") == 193) { # EBCDIC
+    ok("\LaB\x{149}cD" eq "ab\x{149}cd",
+       "multicharacter lowercase");
+} elsif (ord("A") == 65) {
+    ok("\L\x{DF}aB\x{149}cD" eq "\x{DF}ab\x{149}cd",
+       "multicharacter lowercase");
+} else {
+    ok(0, "what is your encoding?");
+}
+
+# titlecase is used for \u / ucfirst.
+
+# \x{587} is ARMENIAN SMALL LIGATURE ECH YIWN and its titlecase is
+# \x{535}\x{582} ARMENIAN CAPITAL LETTER ECH + ARMENIAN SMALL LETTER YIWN
+# while its lowercase is 
+# \x{587} itself
+# and its uppercase is
+# \x{535}\x{552} ARMENIAN CAPITAL LETTER ECH + ARMENIAN CAPITAL LETTER YIWN
+
+$a = "\x{587}";
+
+ok("\L\x{587}" eq "\x{587}",        "ligature lowercase");
+ok("\u\x{587}" eq "\x{535}\x{582}", "ligature titlecase");
+ok("\U\x{587}" eq "\x{535}\x{552}", "ligature uppercase");
+
+# mktables had problems where many-to-one case mappings didn't work right.
+# The lib/unifold.t should give the fourth folding, "casefolding", a good
+# workout.
+
+ok(lc("\x{1C4}") eq "\x{1C6}",      "U+01C4 lc is U+01C6");
+ok(lc("\x{1C5}") eq "\x{1C6}",      "U+01C5 lc is U+01C6, too");
+
+ok(ucfirst("\x{3C2}") eq "\x{3A3}", "U+03C2 ucfirst is U+03A3");
+ok(ucfirst("\x{3C3}") eq "\x{3A3}", "U+03C3 ucfirst is U+03A3, too");
+
+ok(uc("\x{1C5}") eq "\x{1C4}",      "U+01C5 uc is U+01C4");
+ok(uc("\x{1C6}") eq "\x{1C4}",      "U+01C6 uc is U+01C4, too");