tvl-depot/absl/container/internal/unordered_map_members_test.h
Abseil Team 88a152ae74 Export of internal Abseil changes.
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5dc8d7504b7c11710b19365a6582c288c8992366 by Derek Mauro <dmauro@google.com>:

Fix constexpr Span::last under MSVC and add Span constexpr tests.

PiperOrigin-RevId: 237515952

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5ea8c146e653bbc49ff7e698699478242df7de35 by Derek Mauro <dmauro@google.com>:

Implement Span::first and Span::last from C++20.
https://github.com/abseil/abseil-cpp/pull/274

PiperOrigin-RevId: 237494399

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08db3417f1d8fe4556255d57a2f0df51b09bdd9a by Derek Mauro <dmauro@google.com>:

HTTPS in more URLs.

PiperOrigin-RevId: 237486823

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83ec63a7f8e47b62af619546f9f7b3bf72e74e86 by Derek Mauro <dmauro@google.com>:

Changed HTTP URLs to HTTPS where possible.
https://github.com/abseil/abseil-cpp/pull/270

PiperOrigin-RevId: 237445310

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220bf279c14cb31efa239500d1a70e0ac0c32e3c by Abseil Team <absl-team@google.com>:

Support parsing decltype(nullptr) as a type.

PiperOrigin-RevId: 237336739

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ced234bbe78f5d495c3f6f6a9c2e0a95f7c080a5 by Gennadiy Rozental <rogeeff@google.com>:

Introduce internal interface for setting environment variable value in scope

PiperOrigin-RevId: 237275806

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1f1acb4e294af24d9f7598e85163d5e1d9958ae9 by Samuel Benzaquen <sbenza@google.com>:

Avoid using aliases in the SFINAE expressions to make it more compatible with MSVC.
Turn on the tests in MSVC.

PiperOrigin-RevId: 237261456

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06cf7de6250a0572ef90fa1176f742ca0451ce71 by Derek Mauro <dmauro@google.com>:

Fix unused variable warning.

PiperOrigin-RevId: 237108006
GitOrigin-RevId: 5dc8d7504b7c11710b19365a6582c288c8992366
Change-Id: Ife5182c80942945c4e8700844c8febb482d6ad82
2019-03-08 17:11:18 -05:00

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3.4 KiB
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// Copyright 2019 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.
#ifndef ABSL_CONTAINER_INTERNAL_UNORDERED_MAP_MEMBERS_TEST_H_
#define ABSL_CONTAINER_INTERNAL_UNORDERED_MAP_MEMBERS_TEST_H_
#include <type_traits>
#include "gmock/gmock.h"
#include "gtest/gtest.h"
#include "absl/meta/type_traits.h"
namespace absl {
namespace container_internal {
template <class UnordMap>
class MembersTest : public ::testing::Test {};
TYPED_TEST_SUITE_P(MembersTest);
template <typename T>
void UseType() {}
TYPED_TEST_P(MembersTest, Typedefs) {
EXPECT_TRUE((std::is_same<std::pair<const typename TypeParam::key_type,
typename TypeParam::mapped_type>,
typename TypeParam::value_type>()));
EXPECT_TRUE((absl::conjunction<
absl::negation<std::is_signed<typename TypeParam::size_type>>,
std::is_integral<typename TypeParam::size_type>>()));
EXPECT_TRUE((absl::conjunction<
std::is_signed<typename TypeParam::difference_type>,
std::is_integral<typename TypeParam::difference_type>>()));
EXPECT_TRUE((std::is_convertible<
decltype(std::declval<const typename TypeParam::hasher&>()(
std::declval<const typename TypeParam::key_type&>())),
size_t>()));
EXPECT_TRUE((std::is_convertible<
decltype(std::declval<const typename TypeParam::key_equal&>()(
std::declval<const typename TypeParam::key_type&>(),
std::declval<const typename TypeParam::key_type&>())),
bool>()));
EXPECT_TRUE((std::is_same<typename TypeParam::allocator_type::value_type,
typename TypeParam::value_type>()));
EXPECT_TRUE((std::is_same<typename TypeParam::value_type&,
typename TypeParam::reference>()));
EXPECT_TRUE((std::is_same<const typename TypeParam::value_type&,
typename TypeParam::const_reference>()));
EXPECT_TRUE((std::is_same<typename std::allocator_traits<
typename TypeParam::allocator_type>::pointer,
typename TypeParam::pointer>()));
EXPECT_TRUE(
(std::is_same<typename std::allocator_traits<
typename TypeParam::allocator_type>::const_pointer,
typename TypeParam::const_pointer>()));
}
TYPED_TEST_P(MembersTest, SimpleFunctions) {
EXPECT_GT(TypeParam().max_size(), 0);
}
TYPED_TEST_P(MembersTest, BeginEnd) {
TypeParam t = {typename TypeParam::value_type{}};
EXPECT_EQ(t.begin(), t.cbegin());
EXPECT_EQ(t.end(), t.cend());
EXPECT_NE(t.begin(), t.end());
EXPECT_NE(t.cbegin(), t.cend());
}
REGISTER_TYPED_TEST_SUITE_P(MembersTest, Typedefs, SimpleFunctions, BeginEnd);
} // namespace container_internal
} // namespace absl
#endif // ABSL_CONTAINER_INTERNAL_UNORDERED_MAP_MEMBERS_TEST_H_