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 // <string>
11
12 // basic_string(const charT* s, const Allocator& a = Allocator());
13
14 #include <string>
15 #include <stdexcept>
16 #include <algorithm>
17 #include <cassert>
18
19 #include "test_allocator.h"
20 #include "min_allocator.h"
21
22 template <class charT>
23 void
test(const charT * s)24 test(const charT* s)
25 {
26 typedef std::basic_string<charT, std::char_traits<charT>, test_allocator<charT> > S;
27 typedef typename S::traits_type T;
28 typedef typename S::allocator_type A;
29 unsigned n = T::length(s);
30 S s2(s);
31 assert(s2.__invariants());
32 assert(s2.size() == n);
33 assert(T::compare(s2.data(), s, n) == 0);
34 assert(s2.get_allocator() == A());
35 assert(s2.capacity() >= s2.size());
36 }
37
38 template <class charT, class A>
39 void
test(const charT * s,const A & a)40 test(const charT* s, const A& a)
41 {
42 typedef std::basic_string<charT, std::char_traits<charT>, A> S;
43 typedef typename S::traits_type T;
44 unsigned n = T::length(s);
45 S s2(s, a);
46 assert(s2.__invariants());
47 assert(s2.size() == n);
48 assert(T::compare(s2.data(), s, n) == 0);
49 assert(s2.get_allocator() == a);
50 assert(s2.capacity() >= s2.size());
51 }
52
main()53 int main()
54 {
55 {
56 typedef test_allocator<char> A;
57 typedef std::basic_string<char, std::char_traits<char>, A> S;
58
59 test("");
60 test("", A(2));
61
62 test("1");
63 test("1", A(2));
64
65 test("1234567980");
66 test("1234567980", A(2));
67
68 test("123456798012345679801234567980123456798012345679801234567980");
69 test("123456798012345679801234567980123456798012345679801234567980", A(2));
70 }
71 #if __cplusplus >= 201103L
72 {
73 typedef min_allocator<char> A;
74 typedef std::basic_string<char, std::char_traits<char>, A> S;
75
76 test("");
77 test("", A());
78
79 test("1");
80 test("1", A());
81
82 test("1234567980");
83 test("1234567980", A());
84
85 test("123456798012345679801234567980123456798012345679801234567980");
86 test("123456798012345679801234567980123456798012345679801234567980", A());
87 }
88 #endif
89 }
90