//===----------------------------------------------------------------------===// // // 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. // //===----------------------------------------------------------------------===// // // vector // void swap(vector& x); #include #include #include "test_allocator.h" #include "min_allocator.h" int main() { { std::vector v1(100); std::vector v2(200); v1.swap(v2); assert(v1.size() == 200); assert(v1.capacity() >= 200); assert(v2.size() == 100); assert(v2.capacity() >= 100); } { typedef test_allocator A; std::vector v1(100, true, A(1, 1)); std::vector v2(200, false, A(1, 2)); swap(v1, v2); assert(v1.size() == 200); assert(v1.capacity() >= 200); assert(v2.size() == 100); assert(v2.capacity() >= 100); assert(v1.get_allocator().get_id() == 1); assert(v2.get_allocator().get_id() == 2); } { typedef other_allocator A; std::vector v1(100, true, A(1)); std::vector v2(200, false, A(2)); swap(v1, v2); assert(v1.size() == 200); assert(v1.capacity() >= 200); assert(v2.size() == 100); assert(v2.capacity() >= 100); assert(v1.get_allocator() == A(2)); assert(v2.get_allocator() == A(1)); } { std::vector v(2); std::vector::reference r1 = v[0]; std::vector::reference r2 = v[1]; r1 = true; using std::swap; swap(r1, r2); assert(v[0] == false); assert(v[1] == true); } #if TEST_STD_VER >= 11 { std::vector> v1(100); std::vector> v2(200); v1.swap(v2); assert(v1.size() == 200); assert(v1.capacity() >= 200); assert(v2.size() == 100); assert(v2.capacity() >= 100); } { typedef min_allocator A; std::vector v1(100, true, A()); std::vector v2(200, false, A()); swap(v1, v2); assert(v1.size() == 200); assert(v1.capacity() >= 200); assert(v2.size() == 100); assert(v2.capacity() >= 100); assert(v1.get_allocator() == A()); assert(v2.get_allocator() == A()); } { std::vector> v(2); std::vector>::reference r1 = v[0]; std::vector>::reference r2 = v[1]; r1 = true; using std::swap; swap(r1, r2); assert(v[0] == false); assert(v[1] == true); } #endif }