| // Copyright 2023 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 <string> |
| |
| #include "gtest/gtest-spi.h" |
| #include "src/tint/lang/core/ir/function_param.h" |
| #include "src/tint/lang/core/ir/ir_helper_test.h" |
| |
| namespace tint::core::ir { |
| namespace { |
| |
| using namespace tint::core::number_suffixes; // NOLINT |
| using IR_FunctionParamTest = IRTestHelper; |
| |
| TEST_F(IR_FunctionParamTest, Fail_NullType) { |
| EXPECT_FATAL_FAILURE( |
| { |
| Module mod; |
| Builder b{mod}; |
| b.FunctionParam(nullptr); |
| }, |
| ""); |
| } |
| |
| TEST_F(IR_FunctionParamTest, Fail_SetDuplicateBuiltin) { |
| EXPECT_FATAL_FAILURE( |
| { |
| Module mod; |
| Builder b{mod}; |
| auto* fp = b.FunctionParam(mod.Types().f32()); |
| fp->SetBuiltin(FunctionParam::Builtin::kVertexIndex); |
| fp->SetBuiltin(FunctionParam::Builtin::kSampleMask); |
| }, |
| ""); |
| } |
| |
| TEST_F(IR_FunctionParamTest, CloneEmpty) { |
| auto* fp = b.FunctionParam(mod.Types().f32()); |
| |
| auto* new_fp = clone_ctx.Clone(fp); |
| EXPECT_EQ(new_fp->Type(), mod.Types().f32()); |
| EXPECT_FALSE(new_fp->Builtin().has_value()); |
| EXPECT_FALSE(new_fp->Location().has_value()); |
| EXPECT_FALSE(new_fp->BindingPoint().has_value()); |
| EXPECT_FALSE(new_fp->Invariant()); |
| } |
| |
| TEST_F(IR_FunctionParamTest, Clone) { |
| auto* fp = b.FunctionParam(mod.Types().f32()); |
| fp->SetBuiltin(FunctionParam::Builtin::kVertexIndex); |
| fp->SetLocation( |
| 1, Interpolation{core::InterpolationType::kFlat, core::InterpolationSampling::kCentroid}); |
| fp->SetInvariant(true); |
| fp->SetBindingPoint(1, 2); |
| |
| auto* new_fp = clone_ctx.Clone(fp); |
| |
| EXPECT_NE(fp, new_fp); |
| EXPECT_EQ(new_fp->Type(), mod.Types().f32()); |
| |
| EXPECT_TRUE(new_fp->Builtin().has_value()); |
| EXPECT_EQ(FunctionParam::Builtin::kVertexIndex, new_fp->Builtin().value()); |
| |
| EXPECT_TRUE(new_fp->Location().has_value()); |
| auto loc = new_fp->Location(); |
| EXPECT_EQ(1u, loc->value); |
| EXPECT_EQ(core::InterpolationType::kFlat, loc->interpolation->type); |
| EXPECT_EQ(core::InterpolationSampling::kCentroid, loc->interpolation->sampling); |
| |
| EXPECT_TRUE(new_fp->BindingPoint().has_value()); |
| auto bp = new_fp->BindingPoint(); |
| EXPECT_EQ(1u, bp->group); |
| EXPECT_EQ(2u, bp->binding); |
| |
| EXPECT_TRUE(new_fp->Invariant()); |
| } |
| |
| TEST_F(IR_FunctionParamTest, CloneWithName) { |
| auto* fp = b.FunctionParam("fp", mod.Types().f32()); |
| auto* new_fp = clone_ctx.Clone(fp); |
| |
| EXPECT_EQ(std::string("fp"), mod.NameOf(new_fp).Name()); |
| } |
| |
| } // namespace |
| } // namespace tint::core::ir |