//===----------------------------------------------------------------------===// // // 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. // //===----------------------------------------------------------------------===// // <codecvt> // template <class Elem, unsigned long Maxcode = 0x10ffff, // codecvt_mode Mode = (codecvt_mode)0> // class codecvt_utf16 // : public codecvt<Elem, char, mbstate_t> // { // // unspecified // }; // result // out(stateT& state, // const internT* from, const internT* from_end, const internT*& from_next, // externT* to, externT* to_end, externT*& to_next) const; #include <codecvt> #include <cassert> int main() { { typedef std::codecvt_utf16<wchar_t> C; C c; wchar_t w = 0x40003; char n[4] = {0}; const wchar_t* wp = nullptr; std::mbstate_t m; char* np = nullptr; std::codecvt_base::result r = c.out(m, &w, &w+1, wp, n, n+4, np); assert(r == std::codecvt_base::ok); assert(wp == &w+1); assert(np == n+4); assert(n[0] == char(0xD8)); assert(n[1] == char(0xC0)); assert(n[2] == char(0xDC)); assert(n[3] == char(0x03)); w = 0x1005; r = c.out(m, &w, &w+1, wp, n, n+4, np); assert(r == std::codecvt_base::ok); assert(wp == &w+1); assert(np == n+2); assert(n[0] == char(0x10)); assert(n[1] == char(0x05)); assert(n[2] == char(0xDC)); assert(n[3] == char(0x03)); w = 0x453; r = c.out(m, &w, &w+1, wp, n, n+4, np); assert(r == std::codecvt_base::ok); assert(wp == &w+1); assert(np == n+2); assert(n[0] == char(0x04)); assert(n[1] == char(0x53)); assert(n[2] == char(0xDC)); assert(n[3] == char(0x03)); w = 0x56; r = c.out(m, &w, &w+1, wp, n, n+4, np); assert(r == std::codecvt_base::ok); assert(wp == &w+1); assert(np == n+2); assert(n[0] == char(0x00)); assert(n[1] == char(0x56)); assert(n[2] == char(0xDC)); assert(n[3] == char(0x03)); } { typedef std::codecvt_utf16<wchar_t, 0x1000> C; C c; wchar_t w = 0x40003; char n[4] = {0}; const wchar_t* wp = nullptr; std::mbstate_t m; char* np = nullptr; std::codecvt_base::result r = c.out(m, &w, &w+1, wp, n, n+4, np); assert(r == std::codecvt_base::error); assert(wp == &w); assert(np == n); assert(n[0] == char(0)); assert(n[1] == char(0)); assert(n[2] == char(0)); assert(n[3] == char(0)); w = 0x1005; r = c.out(m, &w, &w+1, wp, n, n+4, np); assert(r == std::codecvt_base::error); assert(wp == &w); assert(np == n); assert(n[0] == char(0)); assert(n[1] == char(0)); assert(n[2] == char(0)); assert(n[3] == char(0)); w = 0x453; r = c.out(m, &w, &w+1, wp, n, n+4, np); assert(r == std::codecvt_base::ok); assert(wp == &w+1); assert(np == n+2); assert(n[0] == char(0x04)); assert(n[1] == char(0x53)); assert(n[2] == char(0)); assert(n[3] == char(0)); w = 0x56; r = c.out(m, &w, &w+1, wp, n, n+4, np); assert(r == std::codecvt_base::ok); assert(wp == &w+1); assert(np == n+2); assert(n[0] == char(0x00)); assert(n[1] == char(0x56)); assert(n[2] == char(0)); assert(n[3] == char(0)); } { typedef std::codecvt_utf16<wchar_t, 0x10ffff, std::generate_header> C; C c; wchar_t w = 0x40003; char n[6] = {0}; const wchar_t* wp = nullptr; std::mbstate_t m; char* np = nullptr; std::codecvt_base::result r = c.out(m, &w, &w+1, wp, n, n+6, np); assert(r == std::codecvt_base::ok); assert(wp == &w+1); assert(np == n+6); assert(n[0] == char(0xFE)); assert(n[1] == char(0xFF)); assert(n[2] == char(0xD8)); assert(n[3] == char(0xC0)); assert(n[4] == char(0xDC)); assert(n[5] == char(0x03)); w = 0x1005; r = c.out(m, &w, &w+1, wp, n, n+6, np); assert(r == std::codecvt_base::ok); assert(wp == &w+1); assert(np == n+4); assert(n[0] == char(0xFE)); assert(n[1] == char(0xFF)); assert(n[2] == char(0x10)); assert(n[3] == char(0x05)); assert(n[4] == char(0xDC)); assert(n[5] == char(0x03)); w = 0x453; r = c.out(m, &w, &w+1, wp, n, n+6, np); assert(r == std::codecvt_base::ok); assert(wp == &w+1); assert(np == n+4); assert(n[0] == char(0xFE)); assert(n[1] == char(0xFF)); assert(n[2] == char(0x04)); assert(n[3] == char(0x53)); assert(n[4] == char(0xDC)); assert(n[5] == char(0x03)); w = 0x56; r = c.out(m, &w, &w+1, wp, n, n+6, np); assert(r == std::codecvt_base::ok); assert(wp == &w+1); assert(np == n+4); assert(n[0] == char(0xFE)); assert(n[1] == char(0xFF)); assert(n[2] == char(0x00)); assert(n[3] == char(0x56)); assert(n[4] == char(0xDC)); assert(n[5] == char(0x03)); } { typedef std::codecvt_utf16<wchar_t, 0x10FFFF, std::little_endian> C; C c; wchar_t w = 0x40003; char n[4] = {0}; const wchar_t* wp = nullptr; std::mbstate_t m; char* np = nullptr; std::codecvt_base::result r = c.out(m, &w, &w+1, wp, n, n+4, np); assert(r == std::codecvt_base::ok); assert(wp == &w+1); assert(np == n+4); assert(n[1] == char(0xD8)); assert(n[0] == char(0xC0)); assert(n[3] == char(0xDC)); assert(n[2] == char(0x03)); w = 0x1005; r = c.out(m, &w, &w+1, wp, n, n+4, np); assert(r == std::codecvt_base::ok); assert(wp == &w+1); assert(np == n+2); assert(n[1] == char(0x10)); assert(n[0] == char(0x05)); assert(n[3] == char(0xDC)); assert(n[2] == char(0x03)); w = 0x453; r = c.out(m, &w, &w+1, wp, n, n+4, np); assert(r == std::codecvt_base::ok); assert(wp == &w+1); assert(np == n+2); assert(n[1] == char(0x04)); assert(n[0] == char(0x53)); assert(n[3] == char(0xDC)); assert(n[2] == char(0x03)); w = 0x56; r = c.out(m, &w, &w+1, wp, n, n+4, np); assert(r == std::codecvt_base::ok); assert(wp == &w+1); assert(np == n+2); assert(n[1] == char(0x00)); assert(n[0] == char(0x56)); assert(n[3] == char(0xDC)); assert(n[2] == char(0x03)); } { typedef std::codecvt_utf16<wchar_t, 0x1000, std::little_endian> C; C c; wchar_t w = 0x40003; char n[4] = {0}; const wchar_t* wp = nullptr; std::mbstate_t m; char* np = nullptr; std::codecvt_base::result r = c.out(m, &w, &w+1, wp, n, n+4, np); assert(r == std::codecvt_base::error); assert(wp == &w); assert(np == n); assert(n[1] == char(0)); assert(n[0] == char(0)); assert(n[3] == char(0)); assert(n[2] == char(0)); w = 0x1005; r = c.out(m, &w, &w+1, wp, n, n+4, np); assert(r == std::codecvt_base::error); assert(wp == &w); assert(np == n); assert(n[1] == char(0)); assert(n[0] == char(0)); assert(n[3] == char(0)); assert(n[2] == char(0)); w = 0x453; r = c.out(m, &w, &w+1, wp, n, n+4, np); assert(r == std::codecvt_base::ok); assert(wp == &w+1); assert(np == n+2); assert(n[1] == char(0x04)); assert(n[0] == char(0x53)); assert(n[3] == char(0)); assert(n[2] == char(0)); w = 0x56; r = c.out(m, &w, &w+1, wp, n, n+4, np); assert(r == std::codecvt_base::ok); assert(wp == &w+1); assert(np == n+2); assert(n[1] == char(0x00)); assert(n[0] == char(0x56)); assert(n[3] == char(0)); assert(n[2] == char(0)); } { typedef std::codecvt_utf16<wchar_t, 0x10ffff, std::codecvt_mode( std::generate_header | std::little_endian)> C; C c; wchar_t w = 0x40003; char n[6] = {0}; const wchar_t* wp = nullptr; std::mbstate_t m; char* np = nullptr; std::codecvt_base::result r = c.out(m, &w, &w+1, wp, n, n+6, np); assert(r == std::codecvt_base::ok); assert(wp == &w+1); assert(np == n+6); assert(n[1] == char(0xFE)); assert(n[0] == char(0xFF)); assert(n[3] == char(0xD8)); assert(n[2] == char(0xC0)); assert(n[5] == char(0xDC)); assert(n[4] == char(0x03)); w = 0x1005; r = c.out(m, &w, &w+1, wp, n, n+6, np); assert(r == std::codecvt_base::ok); assert(wp == &w+1); assert(np == n+4); assert(n[1] == char(0xFE)); assert(n[0] == char(0xFF)); assert(n[3] == char(0x10)); assert(n[2] == char(0x05)); assert(n[5] == char(0xDC)); assert(n[4] == char(0x03)); w = 0x453; r = c.out(m, &w, &w+1, wp, n, n+6, np); assert(r == std::codecvt_base::ok); assert(wp == &w+1); assert(np == n+4); assert(n[1] == char(0xFE)); assert(n[0] == char(0xFF)); assert(n[3] == char(0x04)); assert(n[2] == char(0x53)); assert(n[5] == char(0xDC)); assert(n[4] == char(0x03)); w = 0x56; r = c.out(m, &w, &w+1, wp, n, n+6, np); assert(r == std::codecvt_base::ok); assert(wp == &w+1); assert(np == n+4); assert(n[1] == char(0xFE)); assert(n[0] == char(0xFF)); assert(n[3] == char(0x00)); assert(n[2] == char(0x56)); assert(n[5] == char(0xDC)); assert(n[4] == char(0x03)); } }