| // 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 "src/tint/ir/transform/add_empty_entry_point.h" |
| |
| #include <utility> |
| |
| #include "src/tint/ir/transform/test_helper.h" |
| |
| namespace tint::ir::transform { |
| namespace { |
| |
| using IR_AddEmptyEntryPointTest = TransformTest; |
| |
| TEST_F(IR_AddEmptyEntryPointTest, EmptyModule) { |
| auto* expect = R"( |
| %unused_entry_point = @compute @workgroup_size(1, 1, 1) func():void -> %b1 { |
| %b1 = block { |
| ret |
| } |
| } |
| )"; |
| |
| Run<AddEmptyEntryPoint>(); |
| |
| EXPECT_EQ(expect, str()); |
| } |
| |
| TEST_F(IR_AddEmptyEntryPointTest, ExistingEntryPoint) { |
| auto* ep = b.CreateFunction("main", mod.Types().void_(), Function::PipelineStage::kFragment); |
| ep->StartTarget()->SetInstructions(utils::Vector{b.Return(ep)}); |
| mod.functions.Push(ep); |
| |
| auto* expect = R"( |
| %main = @fragment func():void -> %b1 { |
| %b1 = block { |
| ret |
| } |
| } |
| )"; |
| |
| Run<AddEmptyEntryPoint>(); |
| |
| EXPECT_EQ(expect, str()); |
| } |
| |
| } // namespace |
| } // namespace tint::ir::transform |