forked from OSchip/llvm-project
86 lines
1.9 KiB
C++
86 lines
1.9 KiB
C++
// -*- C++ -*-
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//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LIBCPP_TEST_STD_UTILITIES_MEMORY_SPECIALIZED_ALGORITHMS_COUNTED_H
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#define LIBCPP_TEST_STD_UTILITIES_MEMORY_SPECIALIZED_ALGORITHMS_COUNTED_H
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#include "test_macros.h"
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struct Counted {
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static int current_objects;
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static int total_objects;
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static int total_copies;
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static int total_moves;
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static int throw_on;
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int value;
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bool moved_from = false;
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explicit Counted() {
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check_throw();
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increase_counters();
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}
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explicit Counted(int v) : value(v) {
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check_throw();
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increase_counters();
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}
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~Counted() { --current_objects; }
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static void reset() {
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current_objects = total_objects = 0;
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total_copies = total_moves = 0;
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throw_on = -1;
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}
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Counted(const Counted& rhs) : value(rhs.value) {
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check_throw();
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increase_counters();
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++total_copies;
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}
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Counted(Counted&& rhs) : value(rhs.value) {
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check_throw();
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increase_counters();
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rhs.moved_from = true;
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++total_moves;
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}
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friend bool operator==(const Counted& l, const Counted& r) {
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return l.value == r.value;
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}
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friend bool operator!=(const Counted& l, const Counted& r) {
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return !(l == r);
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}
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friend void operator&(Counted) = delete;
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private:
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void check_throw() {
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if (throw_on == total_objects) {
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TEST_THROW(1);
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}
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}
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void increase_counters() {
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++current_objects;
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++total_objects;
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}
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};
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int Counted::current_objects = 0;
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int Counted::total_objects = 0;
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int Counted::total_copies = 0;
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int Counted::total_moves = 0;
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int Counted::throw_on = -1;
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#endif // LIBCPP_TEST_STD_UTILITIES_MEMORY_SPECIALIZED_ALGORITHMS_COUNTED_H
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