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brintos / llvm-project-archived public Read only

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1//===----------------------------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9// <deque>10 11// iterator insert (const_iterator p, value_type&& v);12 13// UNSUPPORTED: c++0314 15#include "asan_testing.h"16#include <deque>17#include <cassert>18#include <cstddef>19 20#include "test_macros.h"21#include "MoveOnly.h"22#include "min_allocator.h"23 24template <class C>25C make(int size, int start = 0) {26  const int b = 4096 / sizeof(int);27  int init    = 0;28  if (start > 0) {29    init = (start + 1) / b + ((start + 1) % b != 0);30    init *= b;31    --init;32  }33  C c(init);34  for (int i = 0; i < init - start; ++i)35    c.pop_back();36  for (int i = 0; i < size; ++i)37    c.push_back(MoveOnly(i));38  for (int i = 0; i < start; ++i)39    c.pop_front();40  return c;41}42 43template <class C>44void test(int P, C& c1, int x) {45  typedef typename C::const_iterator CI;46  std::size_t c1_osize = c1.size();47  CI i                 = c1.insert(c1.begin() + P, MoveOnly(x));48  assert(i == c1.begin() + P);49  assert(c1.size() == c1_osize + 1);50  assert(static_cast<std::size_t>(std::distance(c1.begin(), c1.end())) == c1.size());51  LIBCPP_ASSERT(is_double_ended_contiguous_container_asan_correct(c1));52  i = c1.begin();53  for (int j = 0; j < P; ++j, (void)++i)54    assert(*i == MoveOnly(j));55  assert(*i == MoveOnly(x));56  ++i;57  for (int j = P; static_cast<std::size_t>(j) < c1_osize; ++j, (void)++i)58    assert(*i == MoveOnly(j));59}60 61template <class C>62void testN(int start, int N) {63  for (int i = 0; i <= 3; ++i) {64    if (0 <= i && i <= N) {65      C c1 = make<C>(N, start);66      test(i, c1, -10);67    }68  }69  for (int i = N / 2 - 1; i <= N / 2 + 1; ++i) {70    if (0 <= i && i <= N) {71      C c1 = make<C>(N, start);72      test(i, c1, -10);73    }74  }75  for (int i = N - 3; i <= N; ++i) {76    if (0 <= i && i <= N) {77      C c1 = make<C>(N, start);78      test(i, c1, -10);79    }80  }81}82 83int main(int, char**) {84  {85    int rng[]   = {0, 1, 2, 3, 1023, 1024, 1025, 2047, 2048, 2049};86    const int N = sizeof(rng) / sizeof(rng[0]);87    for (int i = 0; i < N; ++i)88      for (int j = 0; j < N; ++j)89        testN<std::deque<MoveOnly> >(rng[i], rng[j]);90  }91  {92    int rng[]   = {0, 1, 2, 3, 1023, 1024, 1025, 2047, 2048, 2049};93    const int N = sizeof(rng) / sizeof(rng[0]);94    for (int i = 0; i < N; ++i)95      for (int j = 0; j < N; ++j)96        testN<std::deque<MoveOnly, min_allocator<MoveOnly>> >(rng[i], rng[j]);97  }98  {99    int rng[]   = {0, 1, 2, 3, 1023, 1024, 1025, 2047, 2048, 2049};100    const int N = sizeof(rng) / sizeof(rng[0]);101    for (int i = 0; i < N; ++i)102      for (int j = 0; j < N; ++j)103        testN<std::deque<MoveOnly, safe_allocator<MoveOnly>> >(rng[i], rng[j]);104  }105 106  return 0;107}108