forked from OSchip/llvm-project
73 lines
1.8 KiB
C++
73 lines
1.8 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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// <deque>
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// void push_back(const 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 "min_allocator.h"
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template <class C>
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C
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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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C c(init, 0);
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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(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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template <class C>
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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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C c = make<C>(size, rng[j]);
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typename C::const_iterator it = c.begin();
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for (int i = 0; i < size; ++i, ++it)
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assert(*it == i);
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}
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}
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int main()
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{
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{
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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<std::deque<int> >(rng[j]);
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}
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#if TEST_STD_VER >= 11
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{
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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<std::deque<int, min_allocator<int>> >(rng[j]);
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}
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#endif
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}
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