1 //===----------------------------------------------------------------------===//
2 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
3 // See https://llvm.org/LICENSE.txt for license information.
4 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
5 //
6 //===----------------------------------------------------------------------===//
7 
8 // UNSUPPORTED: c++03, c++11, c++14, c++17
9 // UNSUPPORTED: libcpp-has-no-incomplete-format
10 
11 // Force unicode to be disabled.
12 // ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_HAS_NO_UNICODE
13 
14 // <format>
15 
16 // Tests Unicode is ignored and handled as ASCII.
17 
18 #include <format>
19 #include <cassert>
20 #include <vector>
21 
22 #include "test_macros.h"
23 
24 // Note the comment annotations are from the Unicode test
25 static void test_char() {
26   //*** 1-byte code points ***
27   assert(std::format("{:*^3}", " ") == "* *");
28   assert(std::format("{:*^3}", "~") == "*~*");
29 
30   //*** 2-byte code points ***
31   assert(std::format("{:*^4}", "\u00a1") == "*\u00a1*"); // INVERTED EXCLAMATION MARK
32   assert(std::format("{:*^4}", "\u07ff") == "*\u07ff*"); // NKO TAMAN SIGN
33 
34   //*** 3-byte code points ***
35   assert(std::format("{:*^5}", "\u0800") == "*\u0800*"); // SAMARITAN LETTER ALAF
36   assert(std::format("{:*^5}", "\ufffd") == "*\ufffd*"); // REPLACEMENT CHARACTER
37 
38   // 2 column ranges
39   assert(std::format("{:*^5}", "\u1100") == "*\u1100*"); // HANGUL CHOSEONG KIYEOK
40   assert(std::format("{:*^5}", "\u115f") == "*\u115f*"); // HANGUL CHOSEONG FILLER
41 
42   assert(std::format("{:*^5}", "\u2329") == "*\u2329*"); // LEFT-POINTING ANGLE BRACKET
43   assert(std::format("{:*^5}", "\u232a") == "*\u232a*"); // RIGHT-POINTING ANGLE BRACKET
44 
45   assert(std::format("{:*^5}", "\u2e80") == "*\u2e80*"); // CJK RADICAL REPEAT
46   assert(std::format("{:*^5}", "\u303e") == "*\u303e*"); // IDEOGRAPHIC VARIATION INDICATOR
47 
48   assert(std::format("{:*^5}", "\u3040") == "*\u3040*"); // U+3041 HIRAGANA LETTER SMALL A
49   assert(std::format("{:*^5}", "\ua4cf") == "*\ua4cf*"); // U+A4D0 LISU LETTER BA
50 
51   assert(std::format("{:*^5}", "\uac00") == "*\uac00*"); // <Hangul Syllable, First>
52   assert(std::format("{:*^5}", "\ud7a3") == "*\ud7a3*"); // Hangul Syllable Hih
53 
54   assert(std::format("{:*^5}", "\uf900") == "*\uf900*"); // CJK COMPATIBILITY IDEOGRAPH-F900
55   assert(std::format("{:*^5}", "\ufaff") == "*\ufaff*"); // U+FB00 LATIN SMALL LIGATURE FF
56 
57   assert(std::format("{:*^5}", "\ufe10") == "*\ufe10*"); // PRESENTATION FORM FOR VERTICAL COMMA
58   assert(std::format("{:*^5}", "\ufe19") == "*\ufe19*"); // PRESENTATION FORM FOR VERTICAL HORIZONTAL ELLIPSIS
59 
60   assert(std::format("{:*^5}", "\ufe30") == "*\ufe30*"); // PRESENTATION FORM FOR VERTICAL TWO DOT LEADER
61   assert(std::format("{:*^5}", "\ufe6f") == "*\ufe6f*"); // U+FE70 ARABIC FATHATAN ISOLATED FORM
62 
63   assert(std::format("{:*^5}", "\uff00") == "*\uff00*"); // U+FF01 FULLWIDTH EXCLAMATION MARK
64   assert(std::format("{:*^5}", "\uff60") == "*\uff60*"); // FULLWIDTH RIGHT WHITE PARENTHESIS
65 
66   assert(std::format("{:*^5}", "\uffe0") == "*\uffe0*"); // FULLWIDTH CENT SIGN
67   assert(std::format("{:*^5}", "\uffe6") == "*\uffe6*"); // FULLWIDTH WON SIGN
68 
69   //*** 4-byte code points ***
70   assert(std::format("{:*^6}", "\U00010000") == "*\U00010000*"); // LINEAR B SYLLABLE B008 A
71   assert(std::format("{:*^6}", "\U0010FFFF") == "*\U0010FFFF*"); // Undefined Character
72 
73   // 2 column ranges
74   assert(std::format("{:*^6}", "\U0001f300") == "*\U0001f300*"); // CYCLONE
75   assert(std::format("{:*^6}", "\U0001f64f") == "*\U0001f64f*"); // PERSON WITH FOLDED HANDS
76   assert(std::format("{:*^6}", "\U0001f900") == "*\U0001f900*"); // CIRCLED CROSS FORMEE WITH FOUR DOTS
77   assert(std::format("{:*^6}", "\U0001f9ff") == "*\U0001f9ff*"); // NAZAR AMULET
78   assert(std::format("{:*^6}", "\U00020000") == "*\U00020000*"); // <CJK Ideograph Extension B, First>
79   assert(std::format("{:*^6}", "\U0002fffd") == "*\U0002fffd*"); // Undefined Character
80   assert(std::format("{:*^6}", "\U00030000") == "*\U00030000*"); // <CJK Ideograph Extension G, First>
81   assert(std::format("{:*^6}", "\U0003fffd") == "*\U0003fffd*"); // Undefined Character
82 }
83 
84 #ifndef TEST_HAS_NO_WIDE_CHARACTERS
85 // Note the comment annotations are from the Unicode test
86 static void test_wchar_t() {
87   if constexpr (sizeof(wchar_t) == 2) {
88     // TODO FMT Add these tests.
89   } else {
90     //*** 1-byte code points ***
91     assert(std::format(L"{:*^3}", L" ") == L"* *");
92     assert(std::format(L"{:*^3}", L"~") == L"*~*");
93 
94     //*** 2-byte code points ***
95     assert(std::format(L"{:*^3}", L"\u00a1") == L"*\u00a1*"); // INVERTED EXCLAMATION MARK
96     assert(std::format(L"{:*^3}", L"\u07ff") == L"*\u07ff*"); // NKO TAMAN SIGN
97 
98     //*** 3-byte code points ***
99     assert(std::format(L"{:*^3}", L"\u0800") == L"*\u0800*"); // SAMARITAN LETTER ALAF
100     assert(std::format(L"{:*^3}", L"\ufffd") == L"*\ufffd*"); // REPLACEMENT CHARACTER
101 
102     // 2 column ranges
103     assert(std::format(L"{:*^3}", L"\u1100") == L"*\u1100*"); // HANGUL CHOSEONG KIYEOK
104     assert(std::format(L"{:*^3}", L"\u115f") == L"*\u115f*"); // HANGUL CHOSEONG FILLER
105 
106     assert(std::format(L"{:*^3}", L"\u2329") == L"*\u2329*"); // LEFT-POINTING ANGLE BRACKET
107     assert(std::format(L"{:*^3}", L"\u232a") == L"*\u232a*"); // RIGHT-POINTING ANGLE BRACKET
108 
109     assert(std::format(L"{:*^3}", L"\u2e80") == L"*\u2e80*"); // CJK RADICAL REPEAT
110     assert(std::format(L"{:*^3}", L"\u303e") == L"*\u303e*"); // IDEOGRAPHIC VARIATION INDICATOR
111 
112     assert(std::format(L"{:*^3}", L"\u3040") == L"*\u3040*"); // U+3041 HIRAGANA LETTER SMALL A
113     assert(std::format(L"{:*^3}", L"\ua4cf") == L"*\ua4cf*"); // U+A4D0 LISU LETTER BA
114 
115     assert(std::format(L"{:*^3}", L"\uac00") == L"*\uac00*"); // <Hangul Syllable, First>
116     assert(std::format(L"{:*^3}", L"\ud7a3") == L"*\ud7a3*"); // Hangul Syllable Hih
117 
118     assert(std::format(L"{:*^3}", L"\uf900") == L"*\uf900*"); // CJK COMPATIBILITY IDEOGRAPH-F900
119     assert(std::format(L"{:*^3}", L"\ufaff") == L"*\ufaff*"); // U+FB00 LATIN SMALL LIGATURE FF
120 
121     assert(std::format(L"{:*^3}", L"\ufe10") == L"*\ufe10*"); // PRESENTATION FORM FOR VERTICAL COMMA
122     assert(std::format(L"{:*^3}", L"\ufe19") == L"*\ufe19*"); // PRESENTATION FORM FOR VERTICAL HORIZONTAL ELLIPSIS
123 
124     assert(std::format(L"{:*^3}", L"\ufe30") == L"*\ufe30*"); // PRESENTATION FORM FOR VERTICAL TWO DOT LEADER
125     assert(std::format(L"{:*^3}", L"\ufe6f") == L"*\ufe6f*"); // U+FE70 ARABIC FATHATAN ISOLATED FORM
126 
127     assert(std::format(L"{:*^3}", L"\uff00") == L"*\uff00*"); // U+FF01 FULLWIDTH EXCLAMATION MARK
128     assert(std::format(L"{:*^3}", L"\uff60") == L"*\uff60*"); // FULLWIDTH RIGHT WHITE PARENTHESIS
129 
130     assert(std::format(L"{:*^3}", L"\uffe0") == L"*\uffe0*"); // FULLWIDTH CENT SIGN
131     assert(std::format(L"{:*^3}", L"\uffe6") == L"*\uffe6*"); // FULLWIDTH WON SIGN
132 
133     //*** 4-byte code points ***
134     assert(std::format(L"{:*^3}", L"\U00010000") == L"*\U00010000*"); // LINEAR B SYLLABLE B008 A
135     assert(std::format(L"{:*^3}", L"\U0010FFFF") == L"*\U0010FFFF*"); // Undefined Character
136 
137     // 2 column ranges
138     assert(std::format(L"{:*^3}", L"\U0001f300") == L"*\U0001f300*"); // CYCLONE
139     assert(std::format(L"{:*^3}", L"\U0001f64f") == L"*\U0001f64f*"); // PERSON WITH FOLDED HANDS
140     assert(std::format(L"{:*^3}", L"\U0001f900") == L"*\U0001f900*"); // CIRCLED CROSS FORMEE WITH FOUR DOTS
141     assert(std::format(L"{:*^3}", L"\U0001f9ff") == L"*\U0001f9ff*"); // NAZAR AMULET
142     assert(std::format(L"{:*^3}", L"\U00020000") == L"*\U00020000*"); // <CJK Ideograph Extension B, First>
143     assert(std::format(L"{:*^3}", L"\U0002fffd") == L"*\U0002fffd*"); // Undefined Character
144     assert(std::format(L"{:*^3}", L"\U00030000") == L"*\U00030000*"); // <CJK Ideograph Extension G, First>
145     assert(std::format(L"{:*^3}", L"\U0003fffd") == L"*\U0003fffd*"); // Undefined Character
146   }
147 }
148 #endif
149 
150 int main(int, char**) {
151   test_char();
152 
153 #ifndef TEST_HAS_NO_WIDE_CHARACTERS
154   test_wchar_t();
155 #endif
156 
157   return 0;
158 }
159