1//===----------------------------------------------------------------------===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is dual licensed under the MIT and the University of Illinois Open 6// Source Licenses. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9 10// <deque> 11 12// template <class InputIterator> 13// void assign(InputIterator f, InputIterator l); 14 15#include <deque> 16#include <cassert> 17#include <cstddef> 18 19#include "test_macros.h" 20#include "test_iterators.h" 21#include "min_allocator.h" 22#if TEST_STD_VER >= 11 23#include "emplace_constructible.h" 24#endif 25 26template <class C> 27C 28make(int size, int start = 0 ) 29{ 30 const int b = 4096 / sizeof(int); 31 int init = 0; 32 if (start > 0) 33 { 34 init = (start+1) / b + ((start+1) % b != 0); 35 init *= b; 36 --init; 37 } 38 C c(init, 0); 39 for (int i = 0; i < init-start; ++i) 40 c.pop_back(); 41 for (int i = 0; i < size; ++i) 42 c.push_back(i); 43 for (int i = 0; i < start; ++i) 44 c.pop_front(); 45 return c; 46} 47 48template <class C> 49void 50test(C& c1, const C& c2) 51{ 52 c1.assign(c2.begin(), c2.end()); 53 assert(static_cast<std::size_t>(distance(c1.begin(), c1.end())) == c1.size()); 54 assert(c1 == c2); 55} 56 57template <class C> 58void 59testN(int start, int N, int M) 60{ 61 C c1 = make<C>(N, start); 62 C c2 = make<C>(M); 63 test(c1, c2); 64} 65 66template <class C> 67void 68testI(C& c1, const C& c2) 69{ 70 typedef typename C::const_iterator CI; 71 typedef input_iterator<CI> ICI; 72 c1.assign(ICI(c2.begin()), ICI(c2.end())); 73 assert(static_cast<std::size_t>(distance(c1.begin(), c1.end())) == c1.size()); 74 assert(c1 == c2); 75} 76 77template <class C> 78void 79testNI(int start, int N, int M) 80{ 81 C c1 = make<C>(N, start); 82 C c2 = make<C>(M); 83 testI(c1, c2); 84} 85 86void basic_test() 87{ 88 { 89 int rng[] = {0, 1, 2, 3, 1023, 1024, 1025, 2047, 2048, 2049}; 90 const int N = sizeof(rng)/sizeof(rng[0]); 91 for (int i = 0; i < N; ++i) 92 for (int j = 0; j < N; ++j) 93 for (int k = 0; k < N; ++k) 94 testN<std::deque<int> >(rng[i], rng[j], rng[k]); 95 testNI<std::deque<int> >(1500, 2000, 1000); 96 } 97#if TEST_STD_VER >= 11 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 for (int k = 0; k < N; ++k) 104 testN<std::deque<int, min_allocator<int>> >(rng[i], rng[j], rng[k]); 105 testNI<std::deque<int, min_allocator<int>> >(1500, 2000, 1000); 106 } 107#endif 108} 109 110void test_emplacable_concept() { 111#if TEST_STD_VER >= 11 112 int arr1[] = {42}; 113 int arr2[] = {1, 101, 42}; 114 { 115 using T = EmplaceConstructibleMoveableAndAssignable<int>; 116 using It = random_access_iterator<int*>; 117 { 118 std::deque<T> v; 119 v.assign(It(arr1), It(std::end(arr1))); 120 assert(v[0].value == 42); 121 } 122 { 123 std::deque<T> v; 124 v.assign(It(arr2), It(std::end(arr2))); 125 assert(v[0].value == 1); 126 assert(v[1].value == 101); 127 assert(v[2].value == 42); 128 } 129 } 130 { 131 using T = EmplaceConstructibleMoveableAndAssignable<int>; 132 using It = input_iterator<int*>; 133 { 134 std::deque<T> v; 135 v.assign(It(arr1), It(std::end(arr1))); 136 assert(v[0].copied == 0); 137 assert(v[0].value == 42); 138 } 139 { 140 std::deque<T> v; 141 v.assign(It(arr2), It(std::end(arr2))); 142 //assert(v[0].copied == 0); 143 assert(v[0].value == 1); 144 //assert(v[1].copied == 0); 145 assert(v[1].value == 101); 146 assert(v[2].copied == 0); 147 assert(v[2].value == 42); 148 } 149 } 150#endif 151} 152 153int main() { 154 basic_test(); 155 test_emplacable_concept(); 156} 157