87d1a8a4d8
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@105174 91177308-0d34-0410-b5e6-96231b3b80d8
450 lines
11 KiB
C++
450 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 distributed under the University of Illinois Open Source
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// License. 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_utf16
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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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// int length(stateT& state, const externT* from, const externT* from_end,
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// size_t max) 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_utf16<wchar_t> C;
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C c;
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char n[4] = {0xD8, 0xC0, 0xDC, 0x03};
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std::mbstate_t m;
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int r = c.length(m, n, n+4, 2);
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assert(r == 4);
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n[0] = char(0x10);
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n[1] = char(0x05);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[0] = char(0x04);
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n[1] = char(0x53);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[0] = char(0x00);
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n[1] = char(0x56);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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}
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{
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typedef std::codecvt_utf16<wchar_t, 0x1000> C;
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C c;
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char n[4] = {0xD8, 0xC0, 0xDC, 0x03};
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std::mbstate_t m;
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int r = c.length(m, n, n+4, 2);
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assert(r == 0);
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n[0] = char(0x10);
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n[1] = char(0x05);
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r = c.length(m, n, n+2, 2);
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assert(r == 0);
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n[0] = char(0x04);
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n[1] = char(0x53);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[0] = char(0x00);
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n[1] = char(0x56);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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}
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{
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typedef std::codecvt_utf16<wchar_t, 0x10ffff, std::consume_header> C;
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C c;
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char n[6] = {0xFE, 0xFF, 0xD8, 0xC0, 0xDC, 0x03};
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std::mbstate_t m;
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int r = c.length(m, n, n+6, 2);
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assert(r == 6);
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n[0] = char(0x10);
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n[1] = char(0x05);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[0] = char(0x04);
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n[1] = char(0x53);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[0] = char(0x00);
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n[1] = char(0x56);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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}
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{
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typedef std::codecvt_utf16<wchar_t, 0x10ffff, std::little_endian> C;
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C c;
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char n[4] = {0xC0, 0xD8, 0x03, 0xDC};
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std::mbstate_t m;
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int r = c.length(m, n, n+4, 2);
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assert(r == 4);
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n[1] = char(0x10);
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n[0] = char(0x05);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[1] = char(0x04);
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n[0] = char(0x53);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[1] = char(0x00);
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n[0] = char(0x56);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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}
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{
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typedef std::codecvt_utf16<wchar_t, 0x1000, std::little_endian> C;
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C c;
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char n[4] = {0xC0, 0xD8, 0x03, 0xDC};
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std::mbstate_t m;
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int r = c.length(m, n, n+4, 2);
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assert(r == 0);
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n[1] = char(0x10);
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n[0] = char(0x05);
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r = c.length(m, n, n+2, 2);
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assert(r == 0);
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n[1] = char(0x04);
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n[0] = char(0x53);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[1] = char(0x00);
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n[0] = char(0x56);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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}
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{
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typedef std::codecvt_utf16<wchar_t, 0x10ffff, std::codecvt_mode(
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std::consume_header |
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std::little_endian)> C;
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C c;
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char n[6] = {0xFF, 0xFE, 0xC0, 0xD8, 0x03, 0xDC};
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std::mbstate_t m;
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int r = c.length(m, n, n+6, 2);
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assert(r == 6);
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n[1] = char(0x10);
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n[0] = char(0x05);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[1] = char(0x04);
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n[0] = char(0x53);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[1] = char(0x00);
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n[0] = char(0x56);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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}
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{
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typedef std::codecvt_utf16<char32_t> C;
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C c;
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char n[4] = {0xD8, 0xC0, 0xDC, 0x03};
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std::mbstate_t m;
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int r = c.length(m, n, n+4, 2);
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assert(r == 4);
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n[0] = char(0x10);
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n[1] = char(0x05);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[0] = char(0x04);
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n[1] = char(0x53);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[0] = char(0x00);
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n[1] = char(0x56);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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}
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{
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typedef std::codecvt_utf16<char32_t, 0x1000> C;
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C c;
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char n[4] = {0xD8, 0xC0, 0xDC, 0x03};
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std::mbstate_t m;
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int r = c.length(m, n, n+4, 2);
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assert(r == 0);
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n[0] = char(0x10);
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n[1] = char(0x05);
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r = c.length(m, n, n+2, 2);
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assert(r == 0);
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n[0] = char(0x04);
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n[1] = char(0x53);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[0] = char(0x00);
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n[1] = char(0x56);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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}
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{
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typedef std::codecvt_utf16<char32_t, 0x10ffff, std::consume_header> C;
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C c;
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char n[6] = {0xFE, 0xFF, 0xD8, 0xC0, 0xDC, 0x03};
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std::mbstate_t m;
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int r = c.length(m, n, n+6, 2);
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assert(r == 6);
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n[0] = char(0x10);
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n[1] = char(0x05);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[0] = char(0x04);
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n[1] = char(0x53);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[0] = char(0x00);
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n[1] = char(0x56);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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}
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{
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typedef std::codecvt_utf16<char32_t, 0x10ffff, std::little_endian> C;
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C c;
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char n[4] = {0xC0, 0xD8, 0x03, 0xDC};
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std::mbstate_t m;
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int r = c.length(m, n, n+4, 2);
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assert(r == 4);
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n[1] = char(0x10);
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n[0] = char(0x05);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[1] = char(0x04);
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n[0] = char(0x53);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[1] = char(0x00);
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n[0] = char(0x56);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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}
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{
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typedef std::codecvt_utf16<char32_t, 0x1000, std::little_endian> C;
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C c;
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char n[4] = {0xC0, 0xD8, 0x03, 0xDC};
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std::mbstate_t m;
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int r = c.length(m, n, n+4, 2);
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assert(r == 0);
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n[1] = char(0x10);
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n[0] = char(0x05);
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r = c.length(m, n, n+2, 2);
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assert(r == 0);
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n[1] = char(0x04);
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n[0] = char(0x53);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[1] = char(0x00);
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n[0] = char(0x56);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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}
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{
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typedef std::codecvt_utf16<char32_t, 0x10ffff, std::codecvt_mode(
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std::consume_header |
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std::little_endian)> C;
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C c;
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char n[6] = {0xFF, 0xFE, 0xC0, 0xD8, 0x03, 0xDC};
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std::mbstate_t m;
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int r = c.length(m, n, n+6, 2);
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assert(r == 6);
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n[1] = char(0x10);
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n[0] = char(0x05);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[1] = char(0x04);
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n[0] = char(0x53);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[1] = char(0x00);
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n[0] = char(0x56);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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}
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{
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typedef std::codecvt_utf16<char16_t> C;
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C c;
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char n[4] = {0xD8, 0xC0, 0xDC, 0x03};
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std::mbstate_t m;
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int r = c.length(m, n, n+4, 2);
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assert(r == 0);
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n[0] = char(0x10);
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n[1] = char(0x05);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[0] = char(0x04);
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n[1] = char(0x53);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[0] = char(0x00);
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n[1] = char(0x56);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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}
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{
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typedef std::codecvt_utf16<char16_t, 0x1000> C;
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C c;
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char n[4] = {0xD8, 0xC0, 0xDC, 0x03};
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std::mbstate_t m;
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int r = c.length(m, n, n+4, 2);
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assert(r == 0);
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n[0] = char(0x10);
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n[1] = char(0x05);
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r = c.length(m, n, n+2, 2);
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assert(r == 0);
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n[0] = char(0x04);
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n[1] = char(0x53);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[0] = char(0x00);
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n[1] = char(0x56);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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}
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{
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typedef std::codecvt_utf16<char16_t, 0x10ffff, std::consume_header> C;
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C c;
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char n[6] = {0xFE, 0xFF, 0xD8, 0xC0, 0xDC, 0x03};
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std::mbstate_t m;
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int r = c.length(m, n, n+6, 2);
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assert(r == 2);
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n[0] = char(0x10);
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n[1] = char(0x05);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[0] = char(0x04);
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n[1] = char(0x53);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[0] = char(0x00);
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n[1] = char(0x56);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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}
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{
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typedef std::codecvt_utf16<char16_t, 0x10ffff, std::little_endian> C;
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C c;
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char n[4] = {0xC0, 0xD8, 0x03, 0xDC};
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std::mbstate_t m;
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int r = c.length(m, n, n+4, 2);
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assert(r == 0);
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n[1] = char(0x10);
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n[0] = char(0x05);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[1] = char(0x04);
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n[0] = char(0x53);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[1] = char(0x00);
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n[0] = char(0x56);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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}
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{
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typedef std::codecvt_utf16<char16_t, 0x1000, std::little_endian> C;
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C c;
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char n[4] = {0xC0, 0xD8, 0x03, 0xDC};
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std::mbstate_t m;
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int r = c.length(m, n, n+4, 2);
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assert(r == 0);
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n[1] = char(0x10);
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n[0] = char(0x05);
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r = c.length(m, n, n+2, 2);
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assert(r == 0);
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n[1] = char(0x04);
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n[0] = char(0x53);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[1] = char(0x00);
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n[0] = char(0x56);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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}
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{
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typedef std::codecvt_utf16<char16_t, 0x10ffff, std::codecvt_mode(
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std::consume_header |
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std::little_endian)> C;
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C c;
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char n[6] = {0xFF, 0xFE, 0xC0, 0xD8, 0x03, 0xDC};
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std::mbstate_t m;
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int r = c.length(m, n, n+6, 2);
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assert(r == 2);
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n[1] = char(0x10);
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n[0] = char(0x05);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[1] = char(0x04);
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n[0] = char(0x53);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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n[1] = char(0x00);
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n[0] = char(0x56);
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r = c.length(m, n, n+2, 2);
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assert(r == 2);
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}
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}
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