b64f8b07c1
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@119395 91177308-0d34-0410-b5e6-96231b3b80d8
137 lines
3.2 KiB
C++
137 lines
3.2 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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// <ios>
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// template <class charT, class traits> class basic_ios
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// void move(basic_ios&& rhs);
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#include <ios>
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#include <streambuf>
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#include <cassert>
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struct testbuf
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: public std::streambuf
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{
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};
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struct testios
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: public std::ios
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{
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testios() {}
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testios(std::streambuf* p) : std::ios(p) {}
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void move(std::ios& x) {std::ios::move(x);}
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};
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bool f1_called = false;
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bool f2_called = false;
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bool g1_called = false;
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bool g2_called = false;
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bool g3_called = false;
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void f1(std::ios_base::event ev, std::ios_base& stream, int index)
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{
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f1_called = true;
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}
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void f2(std::ios_base::event ev, std::ios_base& stream, int index)
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{
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f2_called = true;
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}
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void g1(std::ios_base::event ev, std::ios_base& stream, int index)
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{
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if (ev == std::ios_base::imbue_event)
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{
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assert(index == 7);
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g1_called = true;
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}
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}
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void g2(std::ios_base::event ev, std::ios_base& stream, int index)
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{
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if (ev == std::ios_base::imbue_event)
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{
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assert(index == 8);
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g2_called = true;
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}
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}
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void g3(std::ios_base::event ev, std::ios_base& stream, int index)
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{
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if (ev == std::ios_base::imbue_event)
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{
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assert(index == 9);
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g3_called = true;
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}
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}
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int main()
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{
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testios ios1;
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testbuf sb2;
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std::ios ios2(&sb2);
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ios2.flags(std::ios::showpoint | std::ios::uppercase);
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ios2.precision(2);
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ios2.width(12);
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ios2.imbue(std::locale("fr_FR"));
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ios2.exceptions(std::ios::eofbit);
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ios2.setstate(std::ios::goodbit);
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ios2.register_callback(g1, 7);
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ios2.register_callback(g2, 8);
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ios2.register_callback(g3, 9);
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ios2.iword(0) = 4;
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ios2.iword(1) = 5;
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ios2.iword(2) = 6;
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ios2.iword(3) = 7;
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ios2.iword(4) = 8;
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ios2.iword(5) = 9;
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char d1, d2;
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ios2.pword(0) = &d1;
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ios2.pword(1) = &d2;
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ios2.tie((std::ostream*)2);
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ios2.fill('2');
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ios1.move(ios2);
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assert(ios1.rdstate() == std::ios::goodbit);
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assert(ios1.rdbuf() == 0);
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assert(ios1.flags() == (std::ios::showpoint | std::ios::uppercase));
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assert(ios1.precision() == 2);
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assert(ios1.width() == 12);
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assert(ios1.getloc().name() == "fr_FR");
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assert(ios1.exceptions() == std::ios::eofbit);
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assert(!f1_called);
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assert(!f2_called);
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assert(!g1_called);
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assert(!g2_called);
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assert(!g3_called);
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assert(ios1.iword(0) == 4);
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assert(ios1.iword(1) == 5);
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assert(ios1.iword(2) == 6);
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assert(ios1.iword(3) == 7);
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assert(ios1.iword(4) == 8);
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assert(ios1.iword(5) == 9);
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assert(ios1.pword(0) == &d1);
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assert(ios1.pword(1) == &d2);
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assert(ios1.tie() == (std::ostream*)2);
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assert(ios1.fill() == '2');
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ios1.imbue(std::locale("C"));
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assert(!f1_called);
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assert(!f2_called);
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assert(g1_called);
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assert(g2_called);
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assert(g3_called);
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assert(ios2.rdbuf() == &sb2);
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assert(ios2.tie() == 0);
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}
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