62 lines
1.4 KiB
C++
62 lines
1.4 KiB
C++
// Formatting library for C++ - mock allocator
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//
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// Copyright (c) 2012 - present, Victor Zverovich
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// All rights reserved.
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//
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// For the license information refer to format.h.
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#ifndef FMT_MOCK_ALLOCATOR_H_
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#define FMT_MOCK_ALLOCATOR_H_
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#include "gmock.h"
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#include "fmt/format.h"
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template <typename T>
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class mock_allocator {
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public:
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mock_allocator() {}
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mock_allocator(const mock_allocator &) {}
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typedef T value_type;
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MOCK_METHOD1_T(allocate, T* (std::size_t n));
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MOCK_METHOD2_T(deallocate, void (T* p, std::size_t n));
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};
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template <typename Allocator>
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class allocator_ref {
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private:
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Allocator *alloc_;
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void move(allocator_ref &other) {
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alloc_ = other.alloc_;
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other.alloc_ = nullptr;
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}
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public:
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typedef typename Allocator::value_type value_type;
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explicit allocator_ref(Allocator *alloc = nullptr) : alloc_(alloc) {}
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allocator_ref(const allocator_ref &other) : alloc_(other.alloc_) {}
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allocator_ref(allocator_ref &&other) { move(other); }
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allocator_ref& operator=(allocator_ref &&other) {
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assert(this != &other);
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move(other);
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return *this;
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}
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allocator_ref& operator=(const allocator_ref &other) {
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alloc_ = other.alloc_;
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return *this;
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}
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public:
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Allocator *get() const { return alloc_; }
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value_type* allocate(std::size_t n) {
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return fmt::internal::allocate(*alloc_, n);
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}
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void deallocate(value_type* p, std::size_t n) { alloc_->deallocate(p, n); }
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};
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#endif // FMT_MOCK_ALLOCATOR_H_
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