| // 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 "gtest/gtest.h" |
| #include "src/ast/else_statement.h" |
| #include "src/ast/identifier_expression.h" |
| #include "src/ast/kill_statement.h" |
| #include "src/writer/wgsl/generator_impl.h" |
| |
| namespace tint { |
| namespace writer { |
| namespace wgsl { |
| namespace { |
| |
| using GeneratorImplTest = testing::Test; |
| |
| TEST_F(GeneratorImplTest, Emit_Else) { |
| ast::StatementList body; |
| body.push_back(std::make_unique<ast::KillStatement>()); |
| |
| ast::ElseStatement e(std::move(body)); |
| |
| GeneratorImpl g; |
| g.increment_indent(); |
| |
| ASSERT_TRUE(g.EmitElse(&e)) << g.error(); |
| EXPECT_EQ(g.result(), R"( else { |
| kill; |
| })"); |
| } |
| |
| TEST_F(GeneratorImplTest, Emit_ElseWithCondition) { |
| auto cond = std::make_unique<ast::IdentifierExpression>("cond"); |
| |
| ast::StatementList body; |
| body.push_back(std::make_unique<ast::KillStatement>()); |
| |
| ast::ElseStatement e(std::move(cond), std::move(body)); |
| |
| GeneratorImpl g; |
| g.increment_indent(); |
| |
| ASSERT_TRUE(g.EmitElse(&e)) << g.error(); |
| EXPECT_EQ(g.result(), R"( elseif (cond) { |
| kill; |
| })"); |
| } |
| |
| } // namespace |
| } // namespace wgsl |
| } // namespace writer |
| } // namespace tint |