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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
//
//
// 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/hash_policy_traits.h"
#include <functional>
#include <memory>
#include <new>
#include "gmock/gmock.h"
#include "gtest/gtest.h"
namespace absl {
ABSL_NAMESPACE_BEGIN
namespace container_internal {
namespace {
using ::testing::MockFunction;
using ::testing::Return;
using ::testing::ReturnRef;
using Alloc = std::allocator<int>;
using Slot = int;
struct PolicyWithoutOptionalOps {
using slot_type = Slot;
using key_type = Slot;
using init_type = Slot;
static std::function<Slot&(Slot*)> element;
static int apply(int v) { return apply_impl(v); }
static std::function<int(int)> apply_impl;
static std::function<Slot&(Slot*)> value;
};
std::function<int(int)> PolicyWithoutOptionalOps::apply_impl;
std::function<Slot&(Slot*)> PolicyWithoutOptionalOps::value;
struct Test : ::testing::Test {
Test() {
PolicyWithoutOptionalOps::apply_impl = [&](int a1) -> int {
return apply.Call(a1);
};
PolicyWithoutOptionalOps::value = [&](Slot* a1) -> Slot& {
return value.Call(a1);
};
}
std::allocator<int> alloc;
int a = 53;
MockFunction<int(int)> apply;
MockFunction<Slot&(Slot*)> value;
};
TEST_F(Test, apply) {
EXPECT_CALL(apply, Call(42)).WillOnce(Return(1337));
EXPECT_EQ(1337, (hash_policy_traits<PolicyWithoutOptionalOps>::apply(42)));
}
TEST_F(Test, value) {
int b = 0;
EXPECT_CALL(value, Call(&a)).WillOnce(ReturnRef(b));
EXPECT_EQ(&b, &hash_policy_traits<PolicyWithoutOptionalOps>::value(&a));
}
} // namespace
} // namespace container_internal
ABSL_NAMESPACE_END
} // namespace absl