forked from OSchip/llvm-project
60 lines
1.2 KiB
C++
60 lines
1.2 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// <random>
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// template<class Engine, size_t w, class UIntType>
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// class independent_bits_engine
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// independent_bits_engine& operator=(const independent_bits_engine&);
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#include <random>
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#include <cassert>
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#include "test_macros.h"
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void
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test1()
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{
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typedef std::independent_bits_engine<std::ranlux24, 32, unsigned> E;
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E e1(2);
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(void)e1();
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E e2(5);
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e2 = e1;
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assert(e1 == e2);
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assert(e1() == e2());
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E::result_type k = e1();
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assert(e1 != e2);
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assert(e2() == k);
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assert(e1 == e2);
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}
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void
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test2()
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{
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typedef std::independent_bits_engine<std::ranlux48, 64, unsigned long long> E;
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E e1(3);
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(void)e1();
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E e2(5);
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e2 = e1;
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assert(e1 == e2);
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assert(e1() == e2());
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E::result_type k = e1();
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assert(e1 != e2);
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assert(e2() == k);
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assert(e1 == e2);
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}
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int main(int, char**)
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{
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test1();
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test2();
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return 0;
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}
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