| //===----------------------------------------------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is dual licensed under the MIT and the University of Illinois Open |
| // Source Licenses. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <string> |
| |
| // basic_string(const charT* s, size_type n, const Allocator& a = Allocator()); |
| |
| #include <string> |
| #include <stdexcept> |
| #include <algorithm> |
| #include <cassert> |
| |
| #include "test_macros.h" |
| #include "test_allocator.h" |
| #include "min_allocator.h" |
| |
| template <class charT> |
| void |
| test(const charT* s, unsigned n) |
| { |
| typedef std::basic_string<charT, std::char_traits<charT>, test_allocator<charT> > S; |
| typedef typename S::traits_type T; |
| typedef typename S::allocator_type A; |
| S s2(s, n); |
| LIBCPP_ASSERT(s2.__invariants()); |
| assert(s2.size() == n); |
| assert(T::compare(s2.data(), s, n) == 0); |
| assert(s2.get_allocator() == A()); |
| assert(s2.capacity() >= s2.size()); |
| } |
| |
| template <class charT, class A> |
| void |
| test(const charT* s, unsigned n, const A& a) |
| { |
| typedef std::basic_string<charT, std::char_traits<charT>, A> S; |
| typedef typename S::traits_type T; |
| S s2(s, n, a); |
| LIBCPP_ASSERT(s2.__invariants()); |
| assert(s2.size() == n); |
| assert(T::compare(s2.data(), s, n) == 0); |
| assert(s2.get_allocator() == a); |
| assert(s2.capacity() >= s2.size()); |
| } |
| |
| int main() |
| { |
| { |
| typedef test_allocator<char> A; |
| |
| test("", 0); |
| test("", 0, A(2)); |
| |
| test("1", 1); |
| test("1", 1, A(2)); |
| |
| test("1234567980", 10); |
| test("1234567980", 10, A(2)); |
| |
| test("123456798012345679801234567980123456798012345679801234567980", 60); |
| test("123456798012345679801234567980123456798012345679801234567980", 60, A(2)); |
| } |
| #if TEST_STD_VER >= 11 |
| { |
| typedef min_allocator<char> A; |
| |
| test("", 0); |
| test("", 0, A()); |
| |
| test("1", 1); |
| test("1", 1, A()); |
| |
| test("1234567980", 10); |
| test("1234567980", 10, A()); |
| |
| test("123456798012345679801234567980123456798012345679801234567980", 60); |
| test("123456798012345679801234567980123456798012345679801234567980", 60, A()); |
| } |
| #endif |
| |
| #if TEST_STD_VER > 3 |
| { // LWG 2946 |
| std::string s({"abc", 1}); |
| assert(s.size() == 1); |
| assert(s == "a"); |
| } |
| #endif |
| } |