f5256e16df
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@103516 91177308-0d34-0410-b5e6-96231b3b80d8
68 lines
1.6 KiB
C++
68 lines
1.6 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 distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <deque>
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// void push_back(value_type&& v);
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// void pop_back();
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// void pop_front();
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#include <deque>
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#include <cassert>
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#include "../../../MoveOnly.h"
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#ifdef _LIBCPP_MOVE
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std::deque<MoveOnly>
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make(int size, int start = 0 )
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{
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const int b = 4096 / sizeof(int);
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int init = 0;
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if (start > 0)
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{
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init = (start+1) / b + ((start+1) % b != 0);
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init *= b;
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--init;
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}
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std::deque<MoveOnly> c(init);
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for (int i = 0; i < init-start; ++i)
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c.pop_back();
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for (int i = 0; i < size; ++i)
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c.push_back(MoveOnly(i));
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for (int i = 0; i < start; ++i)
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c.pop_front();
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return c;
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};
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void test(int size)
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{
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int rng[] = {0, 1, 2, 3, 1023, 1024, 1025, 2046, 2047, 2048, 2049};
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const int N = sizeof(rng)/sizeof(rng[0]);
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for (int j = 0; j < N; ++j)
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{
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std::deque<MoveOnly> c = make(size, rng[j]);
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std::deque<MoveOnly>::const_iterator it = c.begin();
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for (int i = 0; i < size; ++i, ++it)
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assert(*it == MoveOnly(i));
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}
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}
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#endif
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int main()
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{
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#ifdef _LIBCPP_MOVE
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int rng[] = {0, 1, 2, 3, 1023, 1024, 1025, 2046, 2047, 2048, 2049, 4094, 4095, 4096};
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const int N = sizeof(rng)/sizeof(rng[0]);
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for (int j = 0; j < N; ++j)
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test(rng[j]);
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#endif
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}
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