| // Copyright 2022 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: |
| // |
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| // 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" |
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| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #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 |