| // 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/writer/msl/generator_impl.h" |
| |
| #include <memory> |
| |
| #include "gtest/gtest.h" |
| #include "src/ast/entry_point.h" |
| #include "src/ast/function.h" |
| #include "src/ast/identifier_expression.h" |
| #include "src/ast/module.h" |
| #include "src/ast/pipeline_stage.h" |
| #include "src/ast/type/void_type.h" |
| #include "src/writer/msl/namer.h" |
| |
| namespace tint { |
| namespace writer { |
| namespace msl { |
| namespace { |
| |
| using MslGeneratorImplTest = testing::Test; |
| |
| TEST_F(MslGeneratorImplTest, DISABLED_Generate) { |
| ast::type::VoidType void_type; |
| ast::Module m; |
| m.AddFunction(std::make_unique<ast::Function>("my_func", ast::VariableList{}, |
| &void_type)); |
| m.AddEntryPoint(std::make_unique<ast::EntryPoint>( |
| ast::PipelineStage::kCompute, "my_func", "")); |
| |
| GeneratorImpl g; |
| |
| ASSERT_TRUE(g.Generate(m)) << g.error(); |
| EXPECT_EQ(g.result(), R"(#import <metal_lib> |
| |
| compute void my_func() { |
| } |
| )"); |
| } |
| |
| TEST_F(MslGeneratorImplTest, InputStructName) { |
| ast::EntryPoint ep(ast::PipelineStage::kVertex, "main", "func_main"); |
| |
| GeneratorImpl g; |
| ASSERT_EQ(g.generate_struct_name(&ep, "in"), "func_main_in"); |
| } |
| |
| TEST_F(MslGeneratorImplTest, InputStructName_ConflictWithExisting) { |
| ast::EntryPoint ep(ast::PipelineStage::kVertex, "main", "func_main"); |
| |
| GeneratorImpl g; |
| |
| // Register the struct name as existing. |
| auto* namer = g.namer_for_testing(); |
| namer->NameFor("func_main_out"); |
| |
| ASSERT_EQ(g.generate_struct_name(&ep, "out"), "func_main_out_0"); |
| } |
| |
| TEST_F(MslGeneratorImplTest, NameConflictWith_InputStructName) { |
| ast::EntryPoint ep(ast::PipelineStage::kVertex, "main", "func_main"); |
| |
| GeneratorImpl g; |
| ASSERT_EQ(g.generate_struct_name(&ep, "in"), "func_main_in"); |
| |
| ast::IdentifierExpression ident("func_main_in"); |
| ASSERT_TRUE(g.EmitIdentifier(&ident)); |
| EXPECT_EQ(g.result(), "func_main_in_0"); |
| } |
| |
| } // namespace |
| } // namespace msl |
| } // namespace writer |
| } // namespace tint |