| // 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/ast/unary_op_expression.h" |
| |
| #include <sstream> |
| |
| #include "src/ast/identifier_expression.h" |
| #include "src/ast/test_helper.h" |
| |
| namespace tint { |
| namespace ast { |
| namespace { |
| |
| using UnaryOpExpressionTest = TestHelper; |
| |
| TEST_F(UnaryOpExpressionTest, Creation) { |
| auto* ident = create<IdentifierExpression>("ident"); |
| |
| UnaryOpExpression u(UnaryOp::kNot, ident); |
| EXPECT_EQ(u.op(), UnaryOp::kNot); |
| EXPECT_EQ(u.expr(), ident); |
| } |
| |
| TEST_F(UnaryOpExpressionTest, Creation_WithSource) { |
| auto* ident = create<IdentifierExpression>("ident"); |
| UnaryOpExpression u(Source{Source::Location{20, 2}}, UnaryOp::kNot, ident); |
| auto src = u.source(); |
| EXPECT_EQ(src.range.begin.line, 20u); |
| EXPECT_EQ(src.range.begin.column, 2u); |
| } |
| |
| TEST_F(UnaryOpExpressionTest, IsUnaryOp) { |
| auto* ident = create<IdentifierExpression>("ident"); |
| UnaryOpExpression u(UnaryOp::kNot, ident); |
| EXPECT_TRUE(u.Is<UnaryOpExpression>()); |
| } |
| |
| TEST_F(UnaryOpExpressionTest, IsValid) { |
| auto* ident = create<IdentifierExpression>("ident"); |
| UnaryOpExpression u(UnaryOp::kNot, ident); |
| EXPECT_TRUE(u.IsValid()); |
| } |
| |
| TEST_F(UnaryOpExpressionTest, IsValid_NullExpression) { |
| UnaryOpExpression u(UnaryOp::kNot, nullptr); |
| EXPECT_FALSE(u.IsValid()); |
| } |
| |
| TEST_F(UnaryOpExpressionTest, IsValid_InvalidExpression) { |
| auto* ident = create<IdentifierExpression>(""); |
| UnaryOpExpression u(UnaryOp::kNot, ident); |
| EXPECT_FALSE(u.IsValid()); |
| } |
| |
| TEST_F(UnaryOpExpressionTest, ToStr) { |
| auto* ident = create<IdentifierExpression>("ident"); |
| UnaryOpExpression u(UnaryOp::kNot, ident); |
| std::ostringstream out; |
| u.to_str(out, 2); |
| EXPECT_EQ(out.str(), R"( UnaryOp[not set]{ |
| not |
| Identifier[not set]{ident} |
| } |
| )"); |
| } |
| |
| } // namespace |
| } // namespace ast |
| } // namespace tint |