| //===----------------------------------------------------------------------===// |
| // |
| // 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<charT,traits,Allocator>& |
| // assign(basic_string_view<charT,traits> sv); |
| |
| #include <string> |
| #include <string_view> |
| #include <cassert> |
| |
| #include "test_macros.h" |
| #include "min_allocator.h" |
| #include "test_allocator.h" |
| |
| template <class S, class SV> |
| void |
| test(S s, SV sv, S expected) |
| { |
| s.assign(sv); |
| LIBCPP_ASSERT(s.__invariants()); |
| assert(s == expected); |
| } |
| |
| template <class S, class SV> |
| void |
| testAlloc(S s, SV sv, const typename S::allocator_type& a) |
| { |
| s.assign(sv); |
| LIBCPP_ASSERT(s.__invariants()); |
| assert(s == sv); |
| assert(s.get_allocator() == a); |
| } |
| |
| int main() |
| { |
| { |
| typedef std::string S; |
| typedef std::string_view SV; |
| test(S(), SV(), S()); |
| test(S(), SV("12345"), S("12345")); |
| test(S(), SV("1234567890"), S("1234567890")); |
| test(S(), SV("12345678901234567890"), S("12345678901234567890")); |
| |
| test(S("12345"), SV(), S()); |
| test(S("12345"), SV("12345"), S("12345")); |
| test(S("12345"), SV("1234567890"), S("1234567890")); |
| test(S("12345"), SV("12345678901234567890"), S("12345678901234567890")); |
| |
| test(S("1234567890"), SV(), S()); |
| test(S("1234567890"), SV("12345"), S("12345")); |
| test(S("1234567890"), SV("1234567890"), S("1234567890")); |
| test(S("1234567890"), SV("12345678901234567890"), S("12345678901234567890")); |
| |
| test(S("12345678901234567890"), SV(), S()); |
| test(S("12345678901234567890"), SV("12345"), S("12345")); |
| test(S("12345678901234567890"), SV("1234567890"), S("1234567890")); |
| test(S("12345678901234567890"), SV("12345678901234567890"), |
| S("12345678901234567890")); |
| |
| testAlloc(S(), SV(), std::allocator<char>()); |
| testAlloc(S(), SV("12345"), std::allocator<char>()); |
| testAlloc(S(), SV("1234567890"), std::allocator<char>()); |
| testAlloc(S(), SV("12345678901234567890"), std::allocator<char>()); |
| } |
| |
| #if TEST_STD_VER >= 11 |
| { |
| typedef std::basic_string <char, std::char_traits<char>, min_allocator<char>> S; |
| typedef std::basic_string_view<char, std::char_traits<char> > SV; |
| test(S(), SV(), S()); |
| test(S(), SV("12345"), S("12345")); |
| test(S(), SV("1234567890"), S("1234567890")); |
| test(S(), SV("12345678901234567890"), S("12345678901234567890")); |
| |
| test(S("12345"), SV(), S()); |
| test(S("12345"), SV("12345"), S("12345")); |
| test(S("12345"), SV("1234567890"), S("1234567890")); |
| test(S("12345"), SV("12345678901234567890"), S("12345678901234567890")); |
| |
| test(S("1234567890"), SV(), S()); |
| test(S("1234567890"), SV("12345"), S("12345")); |
| test(S("1234567890"), SV("1234567890"), S("1234567890")); |
| test(S("1234567890"), SV("12345678901234567890"), S("12345678901234567890")); |
| |
| test(S("12345678901234567890"), SV(), S()); |
| test(S("12345678901234567890"), SV("12345"), S("12345")); |
| test(S("12345678901234567890"), SV("1234567890"), S("1234567890")); |
| test(S("12345678901234567890"), SV("12345678901234567890"), |
| S("12345678901234567890")); |
| |
| testAlloc(S(), SV(), min_allocator<char>()); |
| testAlloc(S(), SV("12345"), min_allocator<char>()); |
| testAlloc(S(), SV("1234567890"), min_allocator<char>()); |
| testAlloc(S(), SV("12345678901234567890"), min_allocator<char>()); |
| } |
| #endif |
| } |