| // 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/loop.h" |
| #include "gtest/gtest-spi.h" |
| #include "src/tint/ir/ir_test_helper.h" |
| |
| namespace tint::ir { |
| namespace { |
| |
| using namespace tint::number_suffixes; // NOLINT |
| using IR_LoopTest = IRTestHelper; |
| |
| TEST_F(IR_LoopTest, Parent) { |
| auto* loop = b.Loop(); |
| EXPECT_EQ(loop->Initializer()->Parent(), loop); |
| EXPECT_EQ(loop->Body()->Parent(), loop); |
| EXPECT_EQ(loop->Continuing()->Parent(), loop); |
| } |
| |
| TEST_F(IR_LoopTest, Result) { |
| auto* loop = b.Loop(); |
| EXPECT_FALSE(loop->HasResults()); |
| EXPECT_FALSE(loop->HasMultiResults()); |
| } |
| |
| TEST_F(IR_LoopTest, Fail_NullInitializerBlock) { |
| EXPECT_FATAL_FAILURE( |
| { |
| Module mod; |
| Builder b{mod}; |
| Loop loop(nullptr, b.MultiInBlock(), b.MultiInBlock()); |
| }, |
| ""); |
| } |
| |
| TEST_F(IR_LoopTest, Fail_NullBodyBlock) { |
| EXPECT_FATAL_FAILURE( |
| { |
| Module mod; |
| Builder b{mod}; |
| Loop loop(b.Block(), nullptr, b.MultiInBlock()); |
| }, |
| ""); |
| } |
| |
| TEST_F(IR_LoopTest, Fail_NullContinuingBlock) { |
| EXPECT_FATAL_FAILURE( |
| { |
| Module mod; |
| Builder b{mod}; |
| Loop loop(b.Block(), b.MultiInBlock(), nullptr); |
| }, |
| ""); |
| } |
| |
| } // namespace |
| } // namespace tint::ir |