1 //===----------------------------------------------------------------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 // <locale>
11 
12 // template <class charT> class ctype_byname;
13 
14 // const charT* scan_is(mask m, const charT* low, const charT* high) const;
15 
16 #include <locale>
17 #include <string>
18 #include <vector>
19 #include <cassert>
20 
21 #include <stdio.h>
22 
23 #include "platform_support.h" // locale name macros
24 
25 int main()
26 {
27     {
28         std::locale l(LOCALE_en_US_UTF_8);
29         {
30             typedef std::ctype<wchar_t> F;
31             const F& f = std::use_facet<F>(l);
32             const std::wstring in(L"\x00DA A\x07.a1");
33             std::vector<F::mask> m(in.size());
34             assert(f.scan_is(F::space, in.data(), in.data() + in.size()) - in.data() == 1);
35             assert(f.scan_is(F::print, in.data(), in.data() + in.size()) - in.data() == 0);
36             assert(f.scan_is(F::cntrl, in.data(), in.data() + in.size()) - in.data() == 3);
37             assert(f.scan_is(F::upper, in.data(), in.data() + in.size()) - in.data() == 0);
38             assert(f.scan_is(F::lower, in.data(), in.data() + in.size()) - in.data() == 5);
39             assert(f.scan_is(F::alpha, in.data(), in.data() + in.size()) - in.data() == 0);
40             assert(f.scan_is(F::digit, in.data(), in.data() + in.size()) - in.data() == 6);
41             assert(f.scan_is(F::punct, in.data(), in.data() + in.size()) - in.data() == 4);
42             assert(f.scan_is(F::xdigit, in.data(), in.data() + in.size()) - in.data() == 2);
43             assert(f.scan_is(F::blank, in.data(), in.data() + in.size()) - in.data() == 1);
44             assert(f.scan_is(F::alnum, in.data(), in.data() + in.size()) - in.data() == 0);
45             assert(f.scan_is(F::graph, in.data(), in.data() + in.size()) - in.data() == 0);
46         }
47     }
48     {
49         std::locale l("C");
50         {
51             typedef std::ctype<wchar_t> F;
52             const F& f = std::use_facet<F>(l);
53             const std::wstring in(L"\x00DA A\x07.a1");
54             std::vector<F::mask> m(in.size());
55             assert(f.scan_is(F::space, in.data(), in.data() + in.size()) - in.data() == 1);
56             assert(f.scan_is(F::print, in.data(), in.data() + in.size()) - in.data() == 1);
57             assert(f.scan_is(F::cntrl, in.data(), in.data() + in.size()) - in.data() == 3);
58             assert(f.scan_is(F::upper, in.data(), in.data() + in.size()) - in.data() == 2);
59             assert(f.scan_is(F::lower, in.data(), in.data() + in.size()) - in.data() == 5);
60             assert(f.scan_is(F::alpha, in.data(), in.data() + in.size()) - in.data() == 2);
61             assert(f.scan_is(F::digit, in.data(), in.data() + in.size()) - in.data() == 6);
62             assert(f.scan_is(F::punct, in.data(), in.data() + in.size()) - in.data() == 4);
63             assert(f.scan_is(F::xdigit, in.data(), in.data() + in.size()) - in.data() == 2);
64             assert(f.scan_is(F::blank, in.data(), in.data() + in.size()) - in.data() == 1);
65             assert(f.scan_is(F::alnum, in.data(), in.data() + in.size()) - in.data() == 2);
66             assert(f.scan_is(F::graph, in.data(), in.data() + in.size()) - in.data() == 2);
67         }
68     }
69 }
70