diff options
Diffstat (limited to 'test/std/utilities/memory/unique.ptr/unique.ptr.runtime/unique.ptr.runtime.ctor/move01.pass.cpp')
| -rw-r--r-- | test/std/utilities/memory/unique.ptr/unique.ptr.runtime/unique.ptr.runtime.ctor/move01.pass.cpp | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/test/std/utilities/memory/unique.ptr/unique.ptr.runtime/unique.ptr.runtime.ctor/move01.pass.cpp b/test/std/utilities/memory/unique.ptr/unique.ptr.runtime/unique.ptr.runtime.ctor/move01.pass.cpp new file mode 100644 index 0000000000000..03747b4f89cf6 --- /dev/null +++ b/test/std/utilities/memory/unique.ptr/unique.ptr.runtime/unique.ptr.runtime.ctor/move01.pass.cpp @@ -0,0 +1,86 @@ +//===----------------------------------------------------------------------===// +// +// 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. +// +//===----------------------------------------------------------------------===// + +// <memory> + +// unique_ptr + +// Test unique_ptr move ctor + +// test move ctor. Should only require a MoveConstructible deleter, or if +// deleter is a reference, not even that. + +#include <memory> +#include <utility> +#include <cassert> + +#include "../../deleter.h" + +struct A +{ + static int count; + A() {++count;} + A(const A&) {++count;} + ~A() {--count;} +}; + +int A::count = 0; + +class NCDeleter +{ + int state_; + + NCDeleter(NCDeleter&); + NCDeleter& operator=(NCDeleter&); +public: + + NCDeleter() : state_(5) {} + + int state() const {return state_;} + void set_state(int s) {state_ = s;} + + void operator()(A* p) {delete [] p;} +}; + +int main() +{ + { + std::unique_ptr<A[]> s(new A[3]); + A* p = s.get(); + std::unique_ptr<A[]> s2 = std::move(s); + assert(s2.get() == p); + assert(s.get() == 0); + assert(A::count == 3); + } + assert(A::count == 0); + { + std::unique_ptr<A[], Deleter<A[]> > s(new A[3], Deleter<A[]>(5)); + A* p = s.get(); + std::unique_ptr<A[], Deleter<A[]> > s2 = std::move(s); + assert(s2.get() == p); + assert(s.get() == 0); + assert(A::count == 3); + assert(s2.get_deleter().state() == 5); + assert(s.get_deleter().state() == 0); + } + assert(A::count == 0); + { + NCDeleter d; + std::unique_ptr<A[], NCDeleter&> s(new A[3], d); + A* p = s.get(); + std::unique_ptr<A[], NCDeleter&> s2 = std::move(s); + assert(s2.get() == p); + assert(s.get() == 0); + assert(A::count == 3); + d.set_state(6); + assert(s2.get_deleter().state() == d.state()); + assert(s.get_deleter().state() == d.state()); + } + assert(A::count == 0); +} |
