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 // iterator insert (const_iterator p, InputIterator f, InputIterator l); 14 15 #include <deque> 16 #include <cassert> 17 18 #include "test_iterators.h" 19 #include "../../../MoveOnly.h" 20 #include "../../../stack_allocator.h" 21 22 std::deque<int> 23 make(int size, int start = 0 ) 24 { 25 const int b = 4096 / sizeof(int); 26 int init = 0; 27 if (start > 0) 28 { 29 init = (start+1) / b + ((start+1) % b != 0); 30 init *= b; 31 --init; 32 } 33 std::deque<int> c(init, 0); 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(i); 38 for (int i = 0; i < start; ++i) 39 c.pop_front(); 40 return c; 41 }; 42 43 void 44 test(int P, std::deque<int>& c1, const std::deque<int>& c2) 45 { 46 typedef std::deque<int> C; 47 typedef C::iterator I; 48 typedef C::const_iterator CI; 49 typedef bidirectional_iterator<CI> BCI; 50 std::size_t c1_osize = c1.size(); 51 CI i = c1.insert(c1.begin() + P, BCI(c2.begin()), BCI(c2.end())); 52 assert(i == c1.begin() + P); 53 assert(c1.size() == c1_osize + c2.size()); 54 assert(distance(c1.begin(), c1.end()) == c1.size()); 55 i = c1.begin(); 56 for (int j = 0; j < P; ++j, ++i) 57 assert(*i == j); 58 for (int j = 0; j < c2.size(); ++j, ++i) 59 assert(*i == j); 60 for (int j = P; j < c1_osize; ++j, ++i) 61 assert(*i == j); 62 } 63 64 void 65 testN(int start, int N, int M) 66 { 67 typedef std::deque<int> C; 68 typedef C::iterator I; 69 typedef C::const_iterator CI; 70 for (int i = 0; i <= 3; ++i) 71 { 72 if (0 <= i && i <= N) 73 { 74 C c1 = make(N, start); 75 C c2 = make(M); 76 test(i, c1, c2); 77 } 78 } 79 for (int i = M-1; i <= M+1; ++i) 80 { 81 if (0 <= i && i <= N) 82 { 83 C c1 = make(N, start); 84 C c2 = make(M); 85 test(i, c1, c2); 86 } 87 } 88 for (int i = N/2-1; i <= N/2+1; ++i) 89 { 90 if (0 <= i && i <= N) 91 { 92 C c1 = make(N, start); 93 C c2 = make(M); 94 test(i, c1, c2); 95 } 96 } 97 for (int i = N - M - 1; i <= N - M + 1; ++i) 98 { 99 if (0 <= i && i <= N) 100 { 101 C c1 = make(N, start); 102 C c2 = make(M); 103 test(i, c1, c2); 104 } 105 } 106 for (int i = N - M - 1; i <= N - M + 1; ++i) 107 { 108 if (0 <= i && i <= N) 109 { 110 C c1 = make(N, start); 111 C c2 = make(M); 112 test(i, c1, c2); 113 } 114 } 115 for (int i = N - 3; i <= N; ++i) 116 { 117 if (0 <= i && i <= N) 118 { 119 C c1 = make(N, start); 120 C c2 = make(M); 121 test(i, c1, c2); 122 } 123 } 124 } 125 126 void 127 testI(int P, std::deque<int>& c1, const std::deque<int>& c2) 128 { 129 typedef std::deque<int> C; 130 typedef C::iterator I; 131 typedef C::const_iterator CI; 132 typedef input_iterator<CI> ICI; 133 std::size_t c1_osize = c1.size(); 134 CI i = c1.insert(c1.begin() + P, ICI(c2.begin()), ICI(c2.end())); 135 assert(i == c1.begin() + P); 136 assert(c1.size() == c1_osize + c2.size()); 137 assert(distance(c1.begin(), c1.end()) == c1.size()); 138 i = c1.begin(); 139 for (int j = 0; j < P; ++j, ++i) 140 assert(*i == j); 141 for (int j = 0; j < c2.size(); ++j, ++i) 142 assert(*i == j); 143 for (int j = P; j < c1_osize; ++j, ++i) 144 assert(*i == j); 145 } 146 147 void 148 testNI(int start, int N, int M) 149 { 150 typedef std::deque<int> C; 151 typedef C::iterator I; 152 typedef C::const_iterator CI; 153 for (int i = 0; i <= 3; ++i) 154 { 155 if (0 <= i && i <= N) 156 { 157 C c1 = make(N, start); 158 C c2 = make(M); 159 testI(i, c1, c2); 160 } 161 } 162 for (int i = M-1; i <= M+1; ++i) 163 { 164 if (0 <= i && i <= N) 165 { 166 C c1 = make(N, start); 167 C c2 = make(M); 168 testI(i, c1, c2); 169 } 170 } 171 for (int i = N/2-1; i <= N/2+1; ++i) 172 { 173 if (0 <= i && i <= N) 174 { 175 C c1 = make(N, start); 176 C c2 = make(M); 177 testI(i, c1, c2); 178 } 179 } 180 for (int i = N - M - 1; i <= N - M + 1; ++i) 181 { 182 if (0 <= i && i <= N) 183 { 184 C c1 = make(N, start); 185 C c2 = make(M); 186 testI(i, c1, c2); 187 } 188 } 189 for (int i = N - 3; i <= N; ++i) 190 { 191 if (0 <= i && i <= N) 192 { 193 C c1 = make(N, start); 194 C c2 = make(M); 195 testI(i, c1, c2); 196 } 197 } 198 } 199 200 void 201 test_move() 202 { 203 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 204 std::deque<MoveOnly, stack_allocator<MoveOnly, 2000> > c; 205 typedef std::deque<MoveOnly>::const_iterator CI; 206 { 207 MoveOnly mo(0); 208 typedef MoveOnly* I; 209 c.insert(c.end(), std::move_iterator<I>(&mo), std::move_iterator<I>(&mo+1)); 210 } 211 int j = 0; 212 for (CI i = c.begin(); i != c.end(); ++i, ++j) 213 assert(*i == MoveOnly(j)); 214 { 215 MoveOnly mo(1); 216 typedef input_iterator<MoveOnly*> I; 217 c.insert(c.end(), std::move_iterator<I>(I(&mo)), std::move_iterator<I>(I(&mo+1))); 218 } 219 j = 0; 220 for (CI i = c.begin(); i != c.end(); ++i, ++j) 221 assert(*i == MoveOnly(j)); 222 #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 223 } 224 225 int main() 226 { 227 int rng[] = {0, 1, 2, 3, 1023, 1024, 1025, 2047, 2048, 2049}; 228 const int N = sizeof(rng)/sizeof(rng[0]); 229 for (int i = 0; i < N; ++i) 230 for (int j = 0; j < N; ++j) 231 for (int k = 0; k < N; ++k) 232 testN(rng[i], rng[j], rng[k]); 233 testNI(1500, 2000, 1000); 234 test_move(); 235 } 236