llvm/llvm/unittests/ADT/FunctionRefTest.cpp

//===- llvm/unittest/ADT/FunctionRefTest.cpp - function_ref unit tests ----===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#include "llvm/ADT/STLExtras.h"
#include "gtest/gtest.h"

usingnamespacellvm;

namespace {

// Ensure that there is a default constructor and we can test for a null
// function_ref.
TEST(FunctionRefTest, Null) { … }

// Ensure that copies of a function_ref copy the underlying state rather than
// causing one function_ref to chain to the next.
TEST(FunctionRefTest, Copy) { … }

TEST(FunctionRefTest, BadCopy) { … }

// Test that overloads on function_refs are resolved as expected.
std::string returns(StringRef) { … }
std::string returns(function_ref<double()> F) { … }
std::string returns(function_ref<StringRef()> F) { … }

TEST(FunctionRefTest, SFINAE) { … }

TEST(FunctionRefTest, Equality) { … }

} // namespace