bc8d3f97eb
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@103490 91177308-0d34-0410-b5e6-96231b3b80d8
100 lines
2.5 KiB
C++
100 lines
2.5 KiB
C++
//===----------------------------------------------------------------------===//
|
|
//
|
|
// ÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊÊThe LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// <ios>
|
|
|
|
// template <class charT, class traits> class basic_ios
|
|
|
|
// locale imbue(const locale& loc);
|
|
|
|
#include <ios>
|
|
#include <streambuf>
|
|
#include <cassert>
|
|
|
|
struct testbuf
|
|
: public std::streambuf
|
|
{
|
|
};
|
|
|
|
bool f1_called = false;
|
|
bool f2_called = false;
|
|
bool f3_called = false;
|
|
|
|
void f1(std::ios_base::event ev, std::ios_base& stream, int index)
|
|
{
|
|
if (ev == std::ios_base::imbue_event)
|
|
{
|
|
assert(!f1_called);
|
|
assert( f2_called);
|
|
assert( f3_called);
|
|
assert(stream.getloc().name() == "en_US");
|
|
assert(index == 4);
|
|
f1_called = true;
|
|
}
|
|
}
|
|
|
|
void f2(std::ios_base::event ev, std::ios_base& stream, int index)
|
|
{
|
|
if (ev == std::ios_base::imbue_event)
|
|
{
|
|
assert(!f1_called);
|
|
assert(!f2_called);
|
|
assert( f3_called);
|
|
assert(stream.getloc().name() == "en_US");
|
|
assert(index == 5);
|
|
f2_called = true;
|
|
}
|
|
}
|
|
|
|
void f3(std::ios_base::event ev, std::ios_base& stream, int index)
|
|
{
|
|
if (ev == std::ios_base::imbue_event)
|
|
{
|
|
assert(!f1_called);
|
|
assert(!f2_called);
|
|
assert(!f3_called);
|
|
assert(stream.getloc().name() == "en_US");
|
|
assert(index == 6);
|
|
f3_called = true;
|
|
}
|
|
}
|
|
|
|
int main()
|
|
{
|
|
{
|
|
std::ios ios(0);
|
|
ios.register_callback(f1, 4);
|
|
ios.register_callback(f2, 5);
|
|
ios.register_callback(f3, 6);
|
|
std::locale l = ios.imbue(std::locale("en_US"));
|
|
assert(l.name() == std::string("C"));
|
|
assert(ios.getloc().name() == std::string("en_US"));
|
|
assert(f1_called);
|
|
assert(f2_called);
|
|
assert(f3_called);
|
|
}
|
|
f1_called = false;
|
|
f2_called = false;
|
|
f3_called = false;
|
|
{
|
|
testbuf sb;
|
|
std::ios ios(&sb);
|
|
ios.register_callback(f1, 4);
|
|
ios.register_callback(f2, 5);
|
|
ios.register_callback(f3, 6);
|
|
std::locale l = ios.imbue(std::locale("en_US"));
|
|
assert(l.name() == std::string("C"));
|
|
assert(ios.getloc().name() == std::string("en_US"));
|
|
assert(sb.getloc().name() == std::string("en_US"));
|
|
assert(f1_called);
|
|
assert(f2_called);
|
|
assert(f3_called);
|
|
}
|
|
}
|