// 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/decoration.h" #include #include #include "gtest/gtest.h" #include "src/ast/array_decoration.h" #include "src/ast/constant_id_decoration.h" namespace tint { namespace ast { namespace { using DecorationTest = testing::Test; TEST_F(DecorationTest, AsCorrectType) { auto* decoration = new ConstantIdDecoration(1); auto upcast = std::unique_ptr(decoration); auto downcast = As(std::move(upcast)); EXPECT_EQ(decoration, downcast.get()); } TEST_F(DecorationTest, AsIncorrectType) { auto* decoration = new ConstantIdDecoration(1); auto upcast = std::unique_ptr(decoration); auto downcast = As(std::move(upcast)); EXPECT_EQ(nullptr, downcast.get()); } TEST_F(DecorationTest, Is) { auto decoration = std::make_unique(1); EXPECT_TRUE(decoration->Is()); EXPECT_FALSE(decoration->Is()); } } // namespace } // namespace ast } // namespace tint