| // 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 "gtest/gtest.h" |
| #include "src/ast/module.h" |
| #include "src/ast/struct.h" |
| #include "src/ast/struct_member.h" |
| #include "src/ast/type/struct_type.h" |
| #include "src/writer/msl/generator_impl.h" |
| #include "src/writer/msl/test_helper.h" |
| |
| namespace tint { |
| namespace writer { |
| namespace msl { |
| namespace { |
| |
| using MslGeneratorImplTest = TestHelper; |
| |
| TEST_F(MslGeneratorImplTest, EmitConstructedType_F32) { |
| auto* alias = ty.alias("a", ty.f32); |
| |
| ASSERT_TRUE(gen.EmitConstructedType(alias)) << gen.error(); |
| EXPECT_EQ(gen.result(), R"(typedef float a; |
| )"); |
| } |
| |
| TEST_F(MslGeneratorImplTest, EmitConstructedType_NameCollision) { |
| auto* alias = ty.alias("float", ty.f32); |
| |
| ASSERT_TRUE(gen.EmitConstructedType(alias)) << gen.error(); |
| EXPECT_EQ(gen.result(), R"(typedef float float_tint_0; |
| )"); |
| } |
| |
| TEST_F(MslGeneratorImplTest, EmitConstructedType_Struct) { |
| auto* str = create<ast::Struct>( |
| ast::StructMemberList{Member("a", ty.f32), |
| Member("b", ty.i32, {MemberOffset(4)})}, |
| ast::StructDecorationList{}); |
| |
| auto* s = ty.struct_("a", str); |
| ASSERT_TRUE(gen.EmitConstructedType(s)) << gen.error(); |
| EXPECT_EQ(gen.result(), R"(struct a { |
| float a; |
| int b; |
| }; |
| )"); |
| } |
| |
| TEST_F(MslGeneratorImplTest, EmitConstructedType_AliasStructIdent) { |
| auto* str = create<ast::Struct>( |
| ast::StructMemberList{Member("a", ty.f32), |
| Member("b", ty.i32, {MemberOffset(4)})}, |
| ast::StructDecorationList{}); |
| |
| auto* s = ty.struct_("b", str); |
| auto* alias = ty.alias("a", s); |
| |
| ASSERT_TRUE(gen.EmitConstructedType(alias)) << gen.error(); |
| EXPECT_EQ(gen.result(), R"(typedef b a; |
| )"); |
| } |
| |
| } // namespace |
| } // namespace msl |
| } // namespace writer |
| } // namespace tint |