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361 lines
11 KiB
C++
361 lines
11 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <codecvt>
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// template <class Elem, unsigned long Maxcode = 0x10ffff,
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// codecvt_mode Mode = (codecvt_mode)0>
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// class codecvt_utf8
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// : public codecvt<Elem, char, mbstate_t>
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// {
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// // unspecified
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// };
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// result
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// in(stateT& state,
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// const externT* from, const externT* from_end, const externT*& from_next,
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// internT* to, internT* to_end, internT*& to_next) const;
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#include <codecvt>
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#include <cassert>
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int main()
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{
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{
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typedef std::codecvt_utf8<char32_t> C;
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C c;
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char32_t w = 0;
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char n[4] = {char(0xF1), char(0x80), char(0x80), char(0x83)};
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char32_t* wp = nullptr;
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std::mbstate_t m;
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const char* np = nullptr;
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std::codecvt_base::result r = c.in(m, n, n+4, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+4);
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assert(w == 0x40003);
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n[0] = char(0xE1);
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n[1] = char(0x80);
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n[2] = char(0x85);
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r = c.in(m, n, n+3, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+3);
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assert(w == 0x1005);
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n[0] = char(0xD1);
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n[1] = char(0x93);
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r = c.in(m, n, n+2, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+2);
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assert(w == 0x453);
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w = 0x56;
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n[0] = char(0x56);
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r = c.in(m, n, n+1, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+1);
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assert(w == 0x56);
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}
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{
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typedef std::codecvt_utf8<char32_t, 0x1000> C;
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C c;
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char32_t w = 0;
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char n[4] = {char(0xF1), char(0x80), char(0x80), char(0x83)};
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char32_t* wp = nullptr;
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std::mbstate_t m;
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const char* np = nullptr;
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std::codecvt_base::result r = c.in(m, n, n+4, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::error);
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assert(wp == &w);
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assert(np == n);
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assert(w == 0);
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n[0] = char(0xE1);
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n[1] = char(0x80);
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n[2] = char(0x85);
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r = c.in(m, n, n+3, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::error);
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assert(wp == &w);
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assert(np == n);
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assert(w == 0);
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n[0] = char(0xD1);
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n[1] = char(0x93);
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r = c.in(m, n, n+2, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+2);
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assert(w == 0x453);
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w = 0x56;
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n[0] = char(0x56);
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r = c.in(m, n, n+1, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+1);
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assert(w == 0x56);
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}
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{
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typedef std::codecvt_utf8<char32_t, 0xFFFFFFFF, std::consume_header> C;
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C c;
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char32_t w = 0;
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char n[7] = {char(0xEF), char(0xBB), char(0xBF), char(0xF1), char(0x80), char(0x80), char(0x83)};
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char32_t* wp = nullptr;
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std::mbstate_t m;
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const char* np = nullptr;
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std::codecvt_base::result r = c.in(m, n, n+7, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+7);
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assert(w == 0x40003);
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n[0] = char(0xE1);
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n[1] = char(0x80);
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n[2] = char(0x85);
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r = c.in(m, n, n+3, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+3);
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assert(w == 0x1005);
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n[0] = char(0xEF);
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n[1] = char(0xBB);
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n[2] = char(0xBF);
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n[3] = char(0xD1);
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n[4] = char(0x93);
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r = c.in(m, n, n+5, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+5);
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assert(w == 0x453);
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w = 0x56;
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n[0] = char(0x56);
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r = c.in(m, n, n+1, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+1);
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assert(w == 0x56);
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}
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{
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typedef std::codecvt_utf8<char32_t> C;
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C c;
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char32_t w = 0;
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char n[4] = {char(0xF1), char(0x80), char(0x80), char(0x83)};
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char32_t* wp = nullptr;
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std::mbstate_t m;
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const char* np = nullptr;
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std::codecvt_base::result r = c.in(m, n, n+4, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+4);
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assert(w == 0x40003);
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n[0] = char(0xE1);
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n[1] = char(0x80);
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n[2] = char(0x85);
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r = c.in(m, n, n+3, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+3);
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assert(w == 0x1005);
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n[0] = char(0xD1);
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n[1] = char(0x93);
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r = c.in(m, n, n+2, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+2);
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assert(w == 0x453);
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w = 0x56;
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n[0] = char(0x56);
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r = c.in(m, n, n+1, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+1);
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assert(w == 0x56);
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}
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{
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typedef std::codecvt_utf8<char32_t, 0x1000> C;
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C c;
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char32_t w = 0;
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char n[4] = {char(0xF1), char(0x80), char(0x80), char(0x83)};
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char32_t* wp = nullptr;
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std::mbstate_t m;
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const char* np = nullptr;
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std::codecvt_base::result r = c.in(m, n, n+4, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::error);
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assert(wp == &w);
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assert(np == n);
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assert(w == 0);
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n[0] = char(0xE1);
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n[1] = char(0x80);
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n[2] = char(0x85);
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r = c.in(m, n, n+3, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::error);
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assert(wp == &w);
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assert(np == n);
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assert(w == 0);
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n[0] = char(0xD1);
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n[1] = char(0x93);
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r = c.in(m, n, n+2, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+2);
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assert(w == 0x453);
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w = 0x56;
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n[0] = char(0x56);
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r = c.in(m, n, n+1, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+1);
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assert(w == 0x56);
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}
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{
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typedef std::codecvt_utf8<char32_t, 0xFFFFFFFF, std::consume_header> C;
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C c;
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char32_t w = 0;
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char n[7] = {char(0xEF), char(0xBB), char(0xBF), char(0xF1), char(0x80), char(0x80), char(0x83)};
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char32_t* wp = nullptr;
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std::mbstate_t m;
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const char* np = nullptr;
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std::codecvt_base::result r = c.in(m, n, n+7, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+7);
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assert(w == 0x40003);
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n[0] = char(0xE1);
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n[1] = char(0x80);
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n[2] = char(0x85);
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r = c.in(m, n, n+3, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+3);
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assert(w == 0x1005);
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n[0] = char(0xEF);
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n[1] = char(0xBB);
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n[2] = char(0xBF);
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n[3] = char(0xD1);
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n[4] = char(0x93);
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r = c.in(m, n, n+5, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+5);
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assert(w == 0x453);
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w = 0x56;
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n[0] = char(0x56);
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r = c.in(m, n, n+1, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+1);
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assert(w == 0x56);
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}
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{
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typedef std::codecvt_utf8<char16_t> C;
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C c;
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char16_t w = 0;
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char n[3] = {char(0xE1), char(0x80), char(0x85)};
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char16_t* wp = nullptr;
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std::mbstate_t m;
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const char* np = nullptr;
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std::codecvt_base::result r = c.in(m, n, n+3, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+3);
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assert(w == 0x1005);
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n[0] = char(0xD1);
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n[1] = char(0x93);
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r = c.in(m, n, n+2, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+2);
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assert(w == 0x453);
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w = 0x56;
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n[0] = char(0x56);
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r = c.in(m, n, n+1, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+1);
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assert(w == 0x56);
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}
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{
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typedef std::codecvt_utf8<char16_t, 0x1000> C;
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C c;
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char16_t w = 0;
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char n[3] = {char(0xE1), char(0x80), char(0x85)};
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char16_t* wp = nullptr;
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std::mbstate_t m;
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const char* np = nullptr;
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std::codecvt_base::result r = c.in(m, n, n+3, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::error);
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assert(wp == &w);
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assert(np == n);
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assert(w == 0);
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n[0] = char(0xD1);
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n[1] = char(0x93);
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r = c.in(m, n, n+2, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+2);
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assert(w == 0x453);
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w = 0x56;
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n[0] = char(0x56);
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r = c.in(m, n, n+1, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+1);
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assert(w == 0x56);
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}
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{
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typedef std::codecvt_utf8<char16_t, 0xFFFFFFFF, std::consume_header> C;
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C c;
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char16_t w = 0;
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char n[6] = {char(0xEF), char(0xBB), char(0xBF), char(0xE1), char(0x80), char(0x85)};
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char16_t* wp = nullptr;
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std::mbstate_t m;
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const char* np = nullptr;
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std::codecvt_base::result r = c.in(m, n, n+6, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+6);
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assert(w == 0x1005);
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n[0] = char(0xD1);
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n[1] = char(0x93);
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r = c.in(m, n, n+2, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+2);
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assert(w == 0x453);
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w = 0x56;
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n[0] = char(0x56);
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r = c.in(m, n, n+1, np, &w, &w+1, wp);
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assert(r == std::codecvt_base::ok);
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assert(wp == &w+1);
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assert(np == n+1);
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assert(w == 0x56);
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}
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}
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