| // 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 "gtest/gtest-spi.h" |
| #include "src/tint/ast/test_helper.h" |
| |
| namespace tint::ast { |
| namespace { |
| |
| using IndexAccessorExpressionTest = TestHelper; |
| |
| TEST_F(IndexAccessorExpressionTest, Create) { |
| auto* obj = Expr("obj"); |
| auto* idx = Expr("idx"); |
| |
| auto* exp = IndexAccessor(obj, idx); |
| ASSERT_EQ(exp->object, obj); |
| ASSERT_EQ(exp->index, idx); |
| } |
| |
| TEST_F(IndexAccessorExpressionTest, CreateWithSource) { |
| auto* obj = Expr("obj"); |
| auto* idx = Expr("idx"); |
| |
| auto* exp = IndexAccessor(Source{{20, 2}}, obj, idx); |
| auto src = exp->source; |
| EXPECT_EQ(src.range.begin.line, 20u); |
| EXPECT_EQ(src.range.begin.column, 2u); |
| } |
| |
| TEST_F(IndexAccessorExpressionTest, IsIndexAccessor) { |
| auto* obj = Expr("obj"); |
| auto* idx = Expr("idx"); |
| |
| auto* exp = IndexAccessor(obj, idx); |
| EXPECT_TRUE(exp->Is<IndexAccessorExpression>()); |
| } |
| |
| TEST_F(IndexAccessorExpressionTest, Assert_Null_Array) { |
| EXPECT_FATAL_FAILURE( |
| { |
| ProgramBuilder b; |
| b.IndexAccessor(nullptr, b.Expr("idx")); |
| }, |
| "internal compiler error"); |
| } |
| |
| TEST_F(IndexAccessorExpressionTest, Assert_Null_Index) { |
| EXPECT_FATAL_FAILURE( |
| { |
| ProgramBuilder b; |
| b.IndexAccessor(b.Expr("arr"), nullptr); |
| }, |
| "internal compiler error"); |
| } |
| |
| TEST_F(IndexAccessorExpressionTest, Assert_DifferentProgramID_Array) { |
| EXPECT_FATAL_FAILURE( |
| { |
| ProgramBuilder b1; |
| ProgramBuilder b2; |
| b1.IndexAccessor(b2.Expr("arr"), b1.Expr("idx")); |
| }, |
| "internal compiler error"); |
| } |
| |
| TEST_F(IndexAccessorExpressionTest, Assert_DifferentProgramID_Index) { |
| EXPECT_FATAL_FAILURE( |
| { |
| ProgramBuilder b1; |
| ProgramBuilder b2; |
| b1.IndexAccessor(b1.Expr("arr"), b2.Expr("idx")); |
| }, |
| "internal compiler error"); |
| } |
| |
| } // namespace |
| } // namespace tint::ast |