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 // void assign(size_type n, const value_type& v); 13 14 #include <deque> 15 #include <cassert> 16 17 #include "test_iterators.h" 18 19 std::deque<int> 20 make(int size, int start = 0 ) 21 { 22 const int b = 4096 / sizeof(int); 23 int init = 0; 24 if (start > 0) 25 { 26 init = (start+1) / b + ((start+1) % b != 0); 27 init *= b; 28 --init; 29 } 30 std::deque<int> c(init, 0); 31 for (int i = 0; i < init-start; ++i) 32 c.pop_back(); 33 for (int i = 0; i < size; ++i) 34 c.push_back(i); 35 for (int i = 0; i < start; ++i) 36 c.pop_front(); 37 return c; 38 }; 39 40 void 41 test(std::deque<int>& c1, int size, int v) 42 { 43 typedef std::deque<int> C; 44 typedef C::const_iterator CI; 45 std::size_t c1_osize = c1.size(); 46 c1.assign(size, v); 47 assert(c1.size() == size); 48 assert(distance(c1.begin(), c1.end()) == c1.size()); 49 for (CI i = c1.begin(); i != c1.end(); ++i) 50 assert(*i == v); 51 } 52 53 void 54 testN(int start, int N, int M) 55 { 56 typedef std::deque<int> C; 57 typedef C::iterator I; 58 typedef C::const_iterator CI; 59 C c1 = make(N, start); 60 test(c1, M, -10); 61 } 62 63 int main() 64 { 65 int rng[] = {0, 1, 2, 3, 1023, 1024, 1025, 2047, 2048, 2049}; 66 const int N = sizeof(rng)/sizeof(rng[0]); 67 for (int i = 0; i < N; ++i) 68 for (int j = 0; j < N; ++j) 69 for (int k = 0; k < N; ++k) 70 testN(rng[i], rng[j], rng[k]); 71 } 72