75 lines
1.9 KiB
C++
75 lines
1.9 KiB
C++
|
// Copyright 2020 The Tint 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
|
||
|
|
//
|
||
|
|
// http://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 "src/ast/traits.h"
|
||
|
|
|
||
|
|
#include <functional>
|
||
|
|
|
||
|
|
#include "gtest/gtest.h"
|
||
|
|
|
||
|
|
namespace tint {
|
||
|
|
namespace ast {
|
||
|
|
namespace traits {
|
||
|
|
|
||
|
|
namespace {
|
||
|
|
struct S {};
|
||
|
|
void F(S) {}
|
||
|
|
} // namespace
|
||
|
|
|
||
|
|
TEST(FirstParamType, Function) {
|
||
|
|
F({}); // Avoid unused method warning
|
||
|
|
static_assert(std::is_same<FirstParamTypeT<decltype(&F)>, S>::value, "");
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(FirstParamType, Method) {
|
||
|
|
class C {
|
||
|
|
public:
|
||
|
|
void f(S) {}
|
||
|
|
};
|
||
|
|
C().f({}); // Avoid unused method warning
|
||
|
|
static_assert(std::is_same<FirstParamTypeT<decltype(&C::f)>, S>::value, "");
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(FirstParamType, ConstMethod) {
|
||
|
|
class C {
|
||
|
|
public:
|
||
|
|
void f(S) const {}
|
||
|
|
};
|
||
|
|
C().f({}); // Avoid unused method warning
|
||
|
|
static_assert(std::is_same<FirstParamTypeT<decltype(&C::f)>, S>::value, "");
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(FirstParamType, StaticMethod) {
|
||
|
|
class C {
|
||
|
|
public:
|
||
|
|
static void f(S) {}
|
||
|
|
};
|
||
|
|
C().f({}); // Avoid unused method warning
|
||
|
|
static_assert(std::is_same<FirstParamTypeT<decltype(&C::f)>, S>::value, "");
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(FirstParamType, FunctionLike) {
|
||
|
|
static_assert(std::is_same<FirstParamTypeT<std::function<void(S)>>, S>::value,
|
||
|
|
"");
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(FirstParamType, Lambda) {
|
||
|
|
auto l = [](S) {};
|
||
|
|
static_assert(std::is_same<FirstParamTypeT<decltype(l)>, S>::value, "");
|
||
|
|
}
|
||
|
|
|
||
|
|
} // namespace traits
|
||
|
|
} // namespace ast
|
||
|
|
} // namespace tint
|