|  | // Copyright 2020 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 <memory> | 
|  |  | 
|  | #include "src/ast/block_statement.h" | 
|  | #include "src/ast/discard_statement.h" | 
|  | #include "src/writer/hlsl/test_helper.h" | 
|  |  | 
|  | namespace tint { | 
|  | namespace writer { | 
|  | namespace hlsl { | 
|  | namespace { | 
|  |  | 
|  | using HlslGeneratorImplTest_Block = TestHelper; | 
|  |  | 
|  | TEST_F(HlslGeneratorImplTest_Block, Emit_Block) { | 
|  | auto* b = create<ast::BlockStatement>(ast::StatementList{ | 
|  | create<ast::DiscardStatement>(), | 
|  | }); | 
|  |  | 
|  | GeneratorImpl& gen = Build(); | 
|  |  | 
|  | gen.increment_indent(); | 
|  |  | 
|  | ASSERT_TRUE(gen.EmitStatement(out, b)) << gen.error(); | 
|  | EXPECT_EQ(result(), R"(  { | 
|  | discard; | 
|  | } | 
|  | )"); | 
|  | } | 
|  |  | 
|  | TEST_F(HlslGeneratorImplTest_Block, Emit_Block_WithoutNewline) { | 
|  | auto* b = create<ast::BlockStatement>(ast::StatementList{ | 
|  | create<ast::DiscardStatement>(), | 
|  | }); | 
|  |  | 
|  | GeneratorImpl& gen = Build(); | 
|  |  | 
|  | gen.increment_indent(); | 
|  |  | 
|  | ASSERT_TRUE(gen.EmitBlock(out, b)) << gen.error(); | 
|  | EXPECT_EQ(result(), R"({ | 
|  | discard; | 
|  | })"); | 
|  | } | 
|  |  | 
|  | }  // namespace | 
|  | }  // namespace hlsl | 
|  | }  // namespace writer | 
|  | }  // namespace tint |