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 #include <cstddef> 19 20 #include "test_macros.h" 21 #include "test_allocator.h" 22 #include "min_allocator.h" 23 24 template <class charT> 25 void 26 test(const charT* s) 27 { 28 typedef std::basic_string<charT, std::char_traits<charT>, test_allocator<charT> > S; 29 typedef typename S::traits_type T; 30 typedef typename S::allocator_type A; 31 std::size_t n = T::length(s); 32 S s2(s); 33 LIBCPP_ASSERT(s2.__invariants()); 34 assert(s2.size() == n); 35 assert(T::compare(s2.data(), s, n) == 0); 36 assert(s2.get_allocator() == A()); 37 assert(s2.capacity() >= s2.size()); 38 } 39 40 template <class charT, class A> 41 void 42 test(const charT* s, const A& a) 43 { 44 typedef std::basic_string<charT, std::char_traits<charT>, A> S; 45 typedef typename S::traits_type T; 46 std::size_t n = T::length(s); 47 S s2(s, a); 48 LIBCPP_ASSERT(s2.__invariants()); 49 assert(s2.size() == n); 50 assert(T::compare(s2.data(), s, n) == 0); 51 assert(s2.get_allocator() == a); 52 assert(s2.capacity() >= s2.size()); 53 } 54 55 int main() 56 { 57 { 58 typedef test_allocator<char> A; 59 typedef std::basic_string<char, std::char_traits<char>, A> S; 60 61 test(""); 62 test("", A(2)); 63 64 test("1"); 65 test("1", A(2)); 66 67 test("1234567980"); 68 test("1234567980", A(2)); 69 70 test("123456798012345679801234567980123456798012345679801234567980"); 71 test("123456798012345679801234567980123456798012345679801234567980", A(2)); 72 } 73 #if TEST_STD_VER >= 11 74 { 75 typedef min_allocator<char> A; 76 typedef std::basic_string<char, std::char_traits<char>, A> S; 77 78 test(""); 79 test("", A()); 80 81 test("1"); 82 test("1", A()); 83 84 test("1234567980"); 85 test("1234567980", A()); 86 87 test("123456798012345679801234567980123456798012345679801234567980"); 88 test("123456798012345679801234567980123456798012345679801234567980", A()); 89 } 90 #endif 91 } 92