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// Copyright 2018 The Abseil Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "absl/container/internal/node_slot_policy.h"
#include <memory>
#include "gmock/gmock.h"
#include "gtest/gtest.h"
#include "absl/container/internal/hash_policy_traits.h"
namespace absl {
ABSL_NAMESPACE_BEGIN
namespace container_internal {
namespace {
using ::testing::Pointee;
struct Policy : node_slot_policy<int&, Policy> {
using key_type = int;
using init_type = int;
template <class Alloc>
static int* new_element(Alloc* alloc, int value) {
return new int(value);
}
template <class Alloc>
static void delete_element(Alloc* alloc, int* elem) {
delete elem;
}
};
using NodePolicy = hash_policy_traits<Policy>;
struct NodeTest : ::testing::Test {
std::allocator<int> alloc;
int n = 53;
int* a = &n;
};
TEST_F(NodeTest, ConstructDestroy) {
NodePolicy::construct(&alloc, &a, 42);
EXPECT_THAT(a, Pointee(42));
NodePolicy::destroy(&alloc, &a);
}
TEST_F(NodeTest, transfer) {
int s = 42;
int* b = &s;
NodePolicy::transfer(&alloc, &a, &b);
EXPECT_EQ(&s, a);
}
} // namespace
} // namespace container_internal
ABSL_NAMESPACE_END
} // namespace absl
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