//===----------------------------------------------------------------------===// // // 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. // //===----------------------------------------------------------------------===// // <deque> // template <class... Args> iterator emplace(const_iterator p, Args&&... args); // UNSUPPORTED: c++98, c++03 #include <deque> #include <cassert> #include "../../../Emplaceable.h" #include "min_allocator.h" template <class C> C make(int size, int start = 0 ) { const int b = 4096 / sizeof(int); int init = 0; if (start > 0) { init = (start+1) / b + ((start+1) % b != 0); init *= b; --init; } C c(init); for (int i = 0; i < init-start; ++i) c.pop_back(); for (int i = 0; i < size; ++i) c.push_back(Emplaceable()); for (int i = 0; i < start; ++i) c.pop_front(); return c; } template <class C> void test(int P, C& c1) { typedef typename C::const_iterator CI; std::size_t c1_osize = c1.size(); CI i = c1.emplace(c1.begin() + P, Emplaceable(1, 2.5)); assert(i == c1.begin() + P); assert(c1.size() == c1_osize + 1); assert(distance(c1.begin(), c1.end()) == c1.size()); assert(*i == Emplaceable(1, 2.5)); } template <class C> void testN(int start, int N) { for (int i = 0; i <= 3; ++i) { if (0 <= i && i <= N) { C c1 = make<C>(N, start); test(i, c1); } } for (int i = N/2-1; i <= N/2+1; ++i) { if (0 <= i && i <= N) { C c1 = make<C>(N, start); test(i, c1); } } for (int i = N - 3; i <= N; ++i) { if (0 <= i && i <= N) { C c1 = make<C>(N, start); test(i, c1); } } } int main() { { int rng[] = {0, 1, 2, 3, 1023, 1024, 1025, 2047, 2048, 2049}; const int N = sizeof(rng)/sizeof(rng[0]); for (int i = 0; i < N; ++i) for (int j = 0; j < N; ++j) testN<std::deque<Emplaceable> >(rng[i], rng[j]); } { int rng[] = {0, 1, 2, 3, 1023, 1024, 1025, 2047, 2048, 2049}; const int N = sizeof(rng)/sizeof(rng[0]); for (int i = 0; i < N; ++i) for (int j = 0; j < N; ++j) testN<std::deque<Emplaceable, min_allocator<Emplaceable>> >(rng[i], rng[j]); } }