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[perl5.git] / t / op / lc.t
1 #!./perl
2
3 print "1..42\n";
4
5 my $test = 1;
6
7 sub ok {
8     if ($_[0]) {
9         if ($_[1]) {
10             print "ok $test - $_[1]\n";
11         } else {
12             print "ok $test\n";
13         }
14     } else {
15         if ($_[1]) {
16             print "not ok $test - $_[1]\n";
17         } else {
18             print "not ok $test\n";
19         }
20     }
21     $test++;
22 }
23
24 $a = "HELLO.* world";
25 $b = "hello.* WORLD";
26
27 ok("\Q$a\E."      eq "HELLO\\.\\*\\ world.", '\Q\E HELLO.* world');
28 ok("\u$a"         eq "HELLO\.\* world",      '\u');
29 ok("\l$a"         eq "hELLO\.\* world",      '\l');
30 ok("\U$a"         eq "HELLO\.\* WORLD",      '\U');
31 ok("\L$a"         eq "hello\.\* world",      '\L');
32
33 ok(quotemeta($a)  eq "HELLO\\.\\*\\ world",  'quotemeta');
34 ok(ucfirst($a)    eq "HELLO\.\* world",      'ucfirst');
35 ok(lcfirst($a)    eq "hELLO\.\* world",      'lcfirst');
36 ok(uc($a)         eq "HELLO\.\* WORLD",      'uc');
37 ok(lc($a)         eq "hello\.\* world",      'lc');
38
39 ok("\Q$b\E."      eq "hello\\.\\*\\ WORLD.", '\Q\E hello.* WORLD');
40 ok("\u$b"         eq "Hello\.\* WORLD",      '\u');
41 ok("\l$b"         eq "hello\.\* WORLD",      '\l');
42 ok("\U$b"         eq "HELLO\.\* WORLD",      '\U');
43 ok("\L$b"         eq "hello\.\* world",      '\L');
44
45 ok(quotemeta($b)  eq "hello\\.\\*\\ WORLD",  'quotemeta');
46 ok(ucfirst($b)    eq "Hello\.\* WORLD",      'ucfirst');
47 ok(lcfirst($b)    eq "hello\.\* WORLD",      'lcfirst');
48 ok(uc($b)         eq "HELLO\.\* WORLD",      'uc');
49 ok(lc($b)         eq "hello\.\* world",      'lc');
50
51 # \x{100} is LATIN CAPITAL LETTER A WITH MACRON; its bijective lowercase is
52 # \x{100}, LATIN SMALL LETTER A WITH MACRON.
53
54 $a = "\x{100}\x{101}\x{41}\x{61}";
55 $b = "\x{101}\x{100}\x{61}\x{41}";
56
57 ok("\Q$a\E."      eq "\x{100}\x{101}\x{41}\x{61}.", '\Q\E \x{100}\x{101}\x{41}\x{61}');
58 ok("\u$a"         eq "\x{100}\x{101}\x{41}\x{61}",  '\u');
59 ok("\l$a"         eq "\x{101}\x{101}\x{41}\x{61}",  '\l');
60 ok("\U$a"         eq "\x{100}\x{100}\x{41}\x{41}",  '\U');
61 ok("\L$a"         eq "\x{101}\x{101}\x{61}\x{61}",  '\L');
62
63 ok(quotemeta($a)  eq "\x{100}\x{101}\x{41}\x{61}",  'quotemeta');
64 ok(ucfirst($a)    eq "\x{100}\x{101}\x{41}\x{61}",  'ucfirst');
65 ok(lcfirst($a)    eq "\x{101}\x{101}\x{41}\x{61}",  'lcfirst');
66 ok(uc($a)         eq "\x{100}\x{100}\x{41}\x{41}",  'uc');
67 ok(lc($a)         eq "\x{101}\x{101}\x{61}\x{61}",  'lc');
68
69 ok("\Q$b\E."      eq "\x{101}\x{100}\x{61}\x{41}.", '\Q\E \x{101}\x{100}\x{61}\x{41}');
70 ok("\u$b"         eq "\x{100}\x{100}\x{61}\x{41}",  '\u');
71 ok("\l$b"         eq "\x{101}\x{100}\x{61}\x{41}",  '\l');
72 ok("\U$b"         eq "\x{100}\x{100}\x{41}\x{41}",  '\U');
73 ok("\L$b"         eq "\x{101}\x{101}\x{61}\x{61}",  '\L');
74
75 ok(quotemeta($b)  eq "\x{101}\x{100}\x{61}\x{41}",  'quotemeta');
76 ok(ucfirst($b)    eq "\x{100}\x{100}\x{61}\x{41}",  'ucfirst');
77 ok(lcfirst($b)    eq "\x{101}\x{100}\x{61}\x{41}",  'lcfirst');
78 ok(uc($b)         eq "\x{100}\x{100}\x{41}\x{41}",  'uc');
79 ok(lc($b)         eq "\x{101}\x{101}\x{61}\x{61}",  'lc');
80
81 # \x{DF} is LATIN SMALL LETTER SHARP S, its uppercase is SS or \x{53}\x{53};
82 # \x{149} is LATIN SMALL LETTER N PRECEDED BY APOSTROPHE, its uppercase is
83 # \x{2BC}\x{E4} or MODIFIER LETTER APOSTROPHE and N.
84
85 ok("\U\x{DF}ab\x{149}cd" eq "\x{53}\x{53}AB\x{2BC}\x{4E}CD",
86    "multicharacter uppercase");
87
88 # The \x{DF} is its own lowercase, ditto for \x{149}.
89 # There are no single character -> multiple characters lowercase mappings.
90
91 ok("\L\x{DF}AB\x{149}CD" eq "\x{DF}ab\x{149}cd",
92    "multicharacter lowercase");
93