| // Copyright 2021 The Dawn & Tint Authors |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, this |
| // list of conditions and the following disclaimer. |
| // |
| // 2. Redistributions in binary form must reproduce the above copyright notice, |
| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // |
| // 3. Neither the name of the copyright holder nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #include "src/tint/lang/wgsl/resolver/resolver.h" |
| #include "src/tint/lang/wgsl/resolver/resolver_helper_test.h" |
| #include "src/tint/lang/wgsl/sem/array.h" |
| |
| #include "gmock/gmock.h" |
| |
| namespace tint::resolver { |
| namespace { |
| |
| using namespace tint::core::fluent_types; // NOLINT |
| using namespace tint::core::number_suffixes; // NOLINT |
| |
| // Helpers and typedefs |
| template <typename T> |
| using DataType = builder::DataType<T>; |
| template <typename T> |
| using alias = builder::alias<T>; |
| |
| struct ResolverInferredTypeTest : public resolver::TestHelper, public testing::Test {}; |
| |
| struct Params { |
| // builder::ast_expr_func_ptr_default_arg create_value; |
| builder::ast_expr_from_double_func_ptr create_value; |
| builder::sem_type_func_ptr create_expected_type; |
| }; |
| |
| template <typename T> |
| constexpr Params ParamsFor() { |
| // return Params{builder::CreateExprWithDefaultArg<T>(), DataType<T>::Sem}; |
| return Params{DataType<T>::ExprFromDouble, DataType<T>::Sem}; |
| } |
| |
| Params all_cases[] = { |
| ParamsFor<bool>(), // |
| ParamsFor<u32>(), // |
| ParamsFor<i32>(), // |
| ParamsFor<f32>(), // |
| ParamsFor<vec3<bool>>(), // |
| ParamsFor<vec3<i32>>(), // |
| ParamsFor<vec3<u32>>(), // |
| ParamsFor<vec3<f32>>(), // |
| ParamsFor<mat3x3<f32>>(), // |
| ParamsFor<alias<bool>>(), // |
| ParamsFor<alias<u32>>(), // |
| ParamsFor<alias<i32>>(), // |
| ParamsFor<alias<f32>>(), // |
| ParamsFor<alias<vec3<bool>>>(), // |
| ParamsFor<alias<vec3<i32>>>(), // |
| ParamsFor<alias<vec3<u32>>>(), // |
| ParamsFor<alias<vec3<f32>>>(), // |
| ParamsFor<alias<mat3x3<f32>>>(), // |
| }; |
| |
| using ResolverInferredTypeParamTest = ResolverTestWithParam<Params>; |
| |
| TEST_P(ResolverInferredTypeParamTest, GlobalConst_Pass) { |
| auto& params = GetParam(); |
| |
| auto* expected_type = params.create_expected_type(*this); |
| |
| // const a = <type initializer>; |
| auto* ctor_expr = params.create_value(*this, 0); |
| auto* a = GlobalConst("a", ctor_expr); |
| |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(TypeOf(a), expected_type); |
| } |
| |
| TEST_P(ResolverInferredTypeParamTest, GlobalVar_Pass) { |
| auto& params = GetParam(); |
| |
| auto* expected_type = params.create_expected_type(*this); |
| |
| // var a = <type initializer>; |
| auto* ctor_expr = params.create_value(*this, 0); |
| auto* var = GlobalVar("a", core::AddressSpace::kPrivate, ctor_expr); |
| |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(TypeOf(var)->UnwrapRef(), expected_type); |
| } |
| |
| TEST_P(ResolverInferredTypeParamTest, LocalLet_Pass) { |
| auto& params = GetParam(); |
| |
| auto* expected_type = params.create_expected_type(*this); |
| |
| // let a = <type initializer>; |
| auto* ctor_expr = params.create_value(*this, 0); |
| auto* var = Let("a", ctor_expr); |
| WrapInFunction(var); |
| |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(TypeOf(var), expected_type); |
| } |
| |
| TEST_P(ResolverInferredTypeParamTest, LocalVar_Pass) { |
| auto& params = GetParam(); |
| |
| auto* expected_type = params.create_expected_type(*this); |
| |
| // var a = <type initializer>; |
| auto* ctor_expr = params.create_value(*this, 0); |
| auto* var = Var("a", core::AddressSpace::kFunction, ctor_expr); |
| WrapInFunction(var); |
| |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(TypeOf(var)->UnwrapRef(), expected_type); |
| } |
| |
| INSTANTIATE_TEST_SUITE_P(ResolverTest, ResolverInferredTypeParamTest, testing::ValuesIn(all_cases)); |
| |
| TEST_F(ResolverInferredTypeTest, InferArray_Pass) { |
| auto type = ty.array<u32, 10>(); |
| auto* expected_type = |
| create<sem::Array>(create<core::type::U32>(), create<core::type::ConstantArrayCount>(10u), |
| 4u, 4u * 10u, 4u, 4u); |
| |
| auto* ctor_expr = Call(type); |
| auto* var = Var("a", core::AddressSpace::kFunction, ctor_expr); |
| WrapInFunction(var); |
| |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(TypeOf(var)->UnwrapRef(), expected_type); |
| } |
| |
| TEST_F(ResolverInferredTypeTest, InferStruct_Pass) { |
| auto* member = Member("x", ty.i32()); |
| auto* str = Structure("S", Vector{member}); |
| |
| auto* expected_type = create<sem::Struct>( |
| str, str->name->symbol, |
| Vector{create<sem::StructMember>(member, member->name->symbol, create<core::type::I32>(), |
| 0u, 0u, 0u, 4u, core::type::StructMemberAttributes{})}, |
| 0u, 4u, 4u); |
| |
| auto* ctor_expr = Call(ty.Of(str)); |
| |
| auto* var = Var("a", core::AddressSpace::kFunction, ctor_expr); |
| WrapInFunction(var); |
| |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(TypeOf(var)->UnwrapRef(), expected_type); |
| } |
| |
| } // namespace |
| } // namespace tint::resolver |