79de092bb2
* Put fmt into version agnostic subdir * Add fmt to dependency update script * Remove manually added fmt * Squashed 'third_party/fmt/' content from commit e69e5f977 git-subtree-dir: third_party/fmt git-subtree-split: e69e5f977d458f2650bb346dadf2ad30c5320281
65 lines
1.5 KiB
C++
65 lines
1.5 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 <assert.h> // assert
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#include <stddef.h> // size_t
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#include <memory> // std::allocator_traits
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#include "gmock/gmock.h"
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template <typename T> 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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using value_type = T;
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MOCK_METHOD(T*, allocate, (size_t));
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MOCK_METHOD(void, deallocate, (T*, size_t));
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};
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template <typename Allocator> 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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using value_type = typename Allocator::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(size_t n) {
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return std::allocator_traits<Allocator>::allocate(*alloc_, n);
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}
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void deallocate(value_type* p, size_t n) { alloc_->deallocate(p, n); }
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};
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#endif // FMT_MOCK_ALLOCATOR_H_
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