| // Copyright 2022 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/tint/lang/wgsl/sem/value_expression.h" |
| |
| #include "src/tint/lang/core/fluent_types.h" |
| #include "src/tint/lang/wgsl/sem/helper_test.h" |
| #include "src/tint/lang/wgsl/sem/materialize.h" |
| |
| using namespace tint::core::number_suffixes; // NOLINT |
| using namespace tint::core::fluent_types; // NOLINT |
| |
| namespace tint::sem { |
| namespace { |
| |
| class MockConstant : public core::constant::Value { |
| public: |
| explicit MockConstant(const core::type::Type* ty) : type(ty) {} |
| ~MockConstant() override {} |
| const core::type::Type* Type() const override { return type; } |
| const core::constant::Value* Index(size_t) const override { return {}; } |
| size_t NumElements() const override { return 0; } |
| bool AllZero() const override { return {}; } |
| bool AnyZero() const override { return {}; } |
| size_t Hash() const override { return 0; } |
| MockConstant* Clone(core::constant::CloneContext&) const override { return nullptr; } |
| |
| protected: |
| std::variant<std::monostate, AInt, AFloat> InternalValue() const override { return {}; } |
| |
| private: |
| const core::type::Type* type; |
| }; |
| |
| using ValueExpressionTest = TestHelper; |
| |
| TEST_F(ValueExpressionTest, UnwrapMaterialize) { |
| MockConstant c(create<core::type::I32>()); |
| auto* a = create<ValueExpression>(/* declaration */ nullptr, create<core::type::I32>(), |
| core::EvaluationStage::kRuntime, /* statement */ nullptr, |
| /* constant_value */ nullptr, |
| /* has_side_effects */ false, /* root_ident */ nullptr); |
| auto* b = create<Materialize>(a, /* statement */ nullptr, c.Type(), &c); |
| |
| EXPECT_EQ(a, a->UnwrapMaterialize()); |
| EXPECT_EQ(a, b->UnwrapMaterialize()); |
| } |
| |
| } // namespace |
| } // namespace tint::sem |