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libcxx/test/std/input.output/iostreams.base/ios.base/ios.base.cons/dtor.pass.cpp

87 lines
1.8 KiB
C++

//===----------------------------------------------------------------------===//
//
// 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.
//
//===----------------------------------------------------------------------===//
// <ios>
// class ios_base
// ~ios_base()
#include <ios>
#include <string>
#include <locale>
#include <cassert>
class test
: public std::ios
{
public:
test()
{
init(0);
}
};
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::erase_event)
{
assert(!f1_called);
assert( f2_called);
assert( f3_called);
assert(stream.getloc().name() == "C");
assert(index == 4);
f1_called = true;
}
}
void f2(std::ios_base::event ev, std::ios_base& stream, int index)
{
if (ev == std::ios_base::erase_event)
{
assert(!f1_called);
assert(!f2_called);
assert( f3_called);
assert(stream.getloc().name() == "C");
assert(index == 5);
f2_called = true;
}
}
void f3(std::ios_base::event ev, std::ios_base& stream, int index)
{
if (ev == std::ios_base::erase_event)
{
assert(!f1_called);
assert(!f2_called);
assert(!f3_called);
assert(stream.getloc().name() == "C");
assert(index == 6);
f3_called = true;
}
}
int main()
{
{
test t;
std::ios_base& b = t;
b.register_callback(f1, 4);
b.register_callback(f2, 5);
b.register_callback(f3, 6);
}
assert(f1_called);
assert(f2_called);
assert(f3_called);
}