| // 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 <memory> |
| |
| #include "gtest/gtest.h" |
| #include "src/ast/type/f32_type.h" |
| #include "src/ast/type/i32_type.h" |
| #include "src/ast/type/vector_type.h" |
| #include "src/ast/variable.h" |
| #include "src/reader/wgsl/parser_impl.h" |
| #include "src/reader/wgsl/parser_impl_test_helper.h" |
| #include "src/type_manager.h" |
| |
| namespace tint { |
| namespace reader { |
| namespace wgsl { |
| namespace { |
| |
| TEST_F(ParserImplTest, ParamList_Single) { |
| auto* i32 = tm()->Get(std::make_unique<ast::type::I32Type>()); |
| |
| auto* p = parser("a : i32"); |
| auto e = p->param_list(); |
| ASSERT_FALSE(p->has_error()) << p->error(); |
| EXPECT_EQ(e.size(), 1u); |
| |
| EXPECT_EQ(e[0]->name(), "a"); |
| EXPECT_EQ(e[0]->type(), i32); |
| } |
| |
| TEST_F(ParserImplTest, ParamList_Multiple) { |
| auto* i32 = tm()->Get(std::make_unique<ast::type::I32Type>()); |
| auto* f32 = tm()->Get(std::make_unique<ast::type::F32Type>()); |
| auto* vec2 = tm()->Get(std::make_unique<ast::type::VectorType>(f32, 2)); |
| |
| auto* p = parser("a : i32, b: f32, c: vec2<f32>"); |
| auto e = p->param_list(); |
| ASSERT_FALSE(p->has_error()) << p->error(); |
| EXPECT_EQ(e.size(), 3u); |
| |
| EXPECT_EQ(e[0]->name(), "a"); |
| EXPECT_EQ(e[0]->type(), i32); |
| |
| EXPECT_EQ(e[1]->name(), "b"); |
| EXPECT_EQ(e[1]->type(), f32); |
| |
| EXPECT_EQ(e[2]->name(), "c"); |
| EXPECT_EQ(e[2]->type(), vec2); |
| } |
| |
| TEST_F(ParserImplTest, ParamList_Empty) { |
| auto* p = parser(""); |
| auto e = p->param_list(); |
| ASSERT_FALSE(p->has_error()) << p->error(); |
| EXPECT_EQ(e.size(), 0u); |
| } |
| |
| TEST_F(ParserImplTest, ParamList_HangingComma) { |
| auto* p = parser("a : i32,"); |
| auto e = p->param_list(); |
| ASSERT_TRUE(p->has_error()); |
| EXPECT_EQ(p->error(), "1:8: found , but no variable declaration"); |
| } |
| |
| } // namespace |
| } // namespace wgsl |
| } // namespace reader |
| } // namespace tint |