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
11 // <string_view>
12
13 // constexpr const _CharT* data() const noexcept;
14
15 #include <experimental/string_view>
16 #include <cassert>
17
18 #include "test_macros.h"
19
20 template <typename CharT>
test(const CharT * s,size_t len)21 void test ( const CharT *s, size_t len ) {
22 std::experimental::basic_string_view<CharT> sv ( s, len );
23 assert ( sv.length() == len );
24 assert ( sv.data() == s );
25 }
26
main()27 int main () {
28 test ( "ABCDE", 5 );
29 test ( "a", 1 );
30
31 test ( L"ABCDE", 5 );
32 test ( L"a", 1 );
33
34 #if TEST_STD_VER >= 11
35 test ( u"ABCDE", 5 );
36 test ( u"a", 1 );
37
38 test ( U"ABCDE", 5 );
39 test ( U"a", 1 );
40 #endif
41
42 #if TEST_STD_VER > 11
43 {
44 constexpr const char *s = "ABC";
45 constexpr std::experimental::basic_string_view<char> sv( s, 2 );
46 static_assert( sv.length() == 2, "" );
47 static_assert( sv.data() == s, "" );
48 }
49 #endif
50 }
51