You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
libcxx/test/std/numerics/rand/rand.adapt/rand.adapt.disc/copy.pass.cpp

55 lines
1.0 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.
//
//===----------------------------------------------------------------------===//
// <random>
// template<class Engine, size_t p, size_t r>
// class discard_block_engine
// discard_block_engine(const discard_block_engine&);
#include <random>
#include <cassert>
void
test1()
{
typedef std::ranlux24 E;
E e1;
(void)e1();
E e2 = e1;
assert(e1 == e2);
assert(e1() == e2());
E::result_type k = e1();
assert(e1 != e2);
assert(e2() == k);
assert(e1 == e2);
}
void
test2()
{
typedef std::ranlux48 E;
E e1;
(void)e1();
E e2 = e1;
assert(e1 == e2);
assert(e1() == e2());
E::result_type k = e1();
assert(e1 != e2);
assert(e2() == k);
assert(e1 == e2);
}
int main()
{
test1();
test2();
}