| // 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 "src/tint/ast/bitcast_expression.h" |
| |
| #include "gtest/gtest-spi.h" |
| #include "src/tint/ast/test_helper.h" |
| |
| namespace tint { |
| namespace ast { |
| namespace { |
| |
| using BitcastExpressionTest = TestHelper; |
| |
| TEST_F(BitcastExpressionTest, Create) { |
| auto* expr = Expr("expr"); |
| |
| auto* exp = create<BitcastExpression>(ty.f32(), expr); |
| EXPECT_TRUE(exp->type->Is<ast::F32>()); |
| ASSERT_EQ(exp->expr, expr); |
| } |
| |
| TEST_F(BitcastExpressionTest, CreateWithSource) { |
| auto* expr = Expr("expr"); |
| |
| auto* exp = create<BitcastExpression>(Source{Source::Location{20, 2}}, |
| ty.f32(), expr); |
| auto src = exp->source; |
| EXPECT_EQ(src.range.begin.line, 20u); |
| EXPECT_EQ(src.range.begin.column, 2u); |
| } |
| |
| TEST_F(BitcastExpressionTest, IsBitcast) { |
| auto* expr = Expr("expr"); |
| |
| auto* exp = create<BitcastExpression>(ty.f32(), expr); |
| EXPECT_TRUE(exp->Is<BitcastExpression>()); |
| } |
| |
| TEST_F(BitcastExpressionTest, Assert_Null_Type) { |
| EXPECT_FATAL_FAILURE( |
| { |
| ProgramBuilder b; |
| b.create<BitcastExpression>(nullptr, b.Expr("idx")); |
| }, |
| "internal compiler error"); |
| } |
| |
| TEST_F(BitcastExpressionTest, Assert_Null_Expr) { |
| EXPECT_FATAL_FAILURE( |
| { |
| ProgramBuilder b; |
| b.create<BitcastExpression>(b.ty.f32(), nullptr); |
| }, |
| "internal compiler error"); |
| } |
| |
| TEST_F(BitcastExpressionTest, Assert_DifferentProgramID_Expr) { |
| EXPECT_FATAL_FAILURE( |
| { |
| ProgramBuilder b1; |
| ProgramBuilder b2; |
| b1.create<BitcastExpression>(b1.ty.f32(), b2.Expr("idx")); |
| }, |
| "internal compiler error"); |
| } |
| |
| } // namespace |
| } // namespace ast |
| } // namespace tint |