chromium/third_party/abseil-cpp/absl/functional/overload_test.cc

// Copyright 2023 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/functional/overload.h"

#include <cstdint>
#include <string>
#include <type_traits>

#include "absl/base/config.h"
#include "absl/strings/str_cat.h"
#include "absl/strings/string_view.h"
#include "absl/types/variant.h"

#if defined(ABSL_INTERNAL_CPLUSPLUS_LANG) && \
    ABSL_INTERNAL_CPLUSPLUS_LANG >= 201703L

#include "gtest/gtest.h"

namespace {

TEST(OverloadTest, DispatchConsidersTypeWithAutoFallback) { … }

TEST(OverloadTest, DispatchConsidersNumberOfArguments) { … }

TEST(OverloadTest, SupportsConstantEvaluation) { … }

TEST(OverloadTest, PropogatesDefaults) { … }

TEST(OverloadTest, AmbiguousWithDefaultsNotInvocable) { … }

TEST(OverloadTest, AmbiguousDuplicatesNotInvocable) { … }

TEST(OverloadTest, AmbiguousConversionNotInvocable) { … }

TEST(OverloadTest, AmbiguousConversionWithAutoNotInvocable) { … }

#if ABSL_INTERNAL_CPLUSPLUS_LANG >= 202002L

TEST(OverloadTest, AmbiguousConversionWithAutoAndTemplateNotInvocable) { … }

TEST(OverloadTest, DispatchConsidersTypeWithTemplateFallback) { … }

#endif  // ABSL_INTERNAL_CPLUSPLUS_LANG >= 202002L

TEST(OverloadTest, DispatchConsidersSfinae) { … }

TEST(OverloadTest, VariantVisitDispatchesCorrectly) { … }

TEST(OverloadTest, VariantVisitWithAutoFallbackDispatchesCorrectly) { … }

// This API used to be exported as a function, so it should also work fine to
// use parantheses when initializing it.
TEST(OverloadTest, UseWithParentheses) { … }

TEST(OverloadTest, HasConstexprConstructor) { … }

}  // namespace

#endif