| // 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/break_statement.h" |
| |
| #include "gtest/gtest.h" |
| #include "src/ast/identifier_expression.h" |
| #include "src/ast/statement_condition.h" |
| |
| namespace tint { |
| namespace ast { |
| namespace { |
| |
| using BreakStatementTest = testing::Test; |
| |
| TEST_F(BreakStatementTest, Creation) { |
| BreakStatement stmt; |
| EXPECT_EQ(stmt.condition(), StatementCondition::kNone); |
| EXPECT_EQ(stmt.conditional(), nullptr); |
| } |
| |
| TEST_F(BreakStatementTest, CreationWithConditional) { |
| auto expr = std::make_unique<IdentifierExpression>("expr"); |
| auto* expr_ptr = expr.get(); |
| |
| BreakStatement stmt(StatementCondition::kIf, std::move(expr)); |
| EXPECT_EQ(stmt.condition(), StatementCondition::kIf); |
| EXPECT_EQ(stmt.conditional(), expr_ptr); |
| } |
| |
| TEST_F(BreakStatementTest, Creation_WithSource) { |
| BreakStatement stmt(Source{20, 2}); |
| auto src = stmt.source(); |
| EXPECT_EQ(src.line, 20u); |
| EXPECT_EQ(src.column, 2u); |
| } |
| |
| TEST_F(BreakStatementTest, Creation_WithSourceAndCondition) { |
| auto expr = std::make_unique<IdentifierExpression>("expr"); |
| |
| BreakStatement stmt(Source{20, 2}, StatementCondition::kUnless, |
| std::move(expr)); |
| auto src = stmt.source(); |
| EXPECT_EQ(src.line, 20u); |
| EXPECT_EQ(src.column, 2u); |
| } |
| |
| TEST_F(BreakStatementTest, IsBreak) { |
| BreakStatement stmt; |
| EXPECT_TRUE(stmt.IsBreak()); |
| } |
| |
| TEST_F(BreakStatementTest, IsValid_WithoutCondition) { |
| BreakStatement stmt; |
| EXPECT_TRUE(stmt.IsValid()); |
| } |
| |
| TEST_F(BreakStatementTest, IsValid_WithCondition) { |
| auto expr = std::make_unique<IdentifierExpression>("expr"); |
| BreakStatement stmt(StatementCondition::kIf, std::move(expr)); |
| EXPECT_TRUE(stmt.IsValid()); |
| } |
| |
| TEST_F(BreakStatementTest, IsValid_WithConditionAndConditionNone) { |
| auto expr = std::make_unique<IdentifierExpression>("expr"); |
| BreakStatement stmt(StatementCondition::kNone, std::move(expr)); |
| EXPECT_FALSE(stmt.IsValid()); |
| } |
| |
| TEST_F(BreakStatementTest, IsValid_WithCondition_MissingConditional) { |
| BreakStatement stmt; |
| stmt.set_condition(StatementCondition::kIf); |
| EXPECT_FALSE(stmt.IsValid()); |
| } |
| |
| TEST_F(BreakStatementTest, IsValid_InvalidConditional) { |
| auto expr = std::make_unique<IdentifierExpression>(""); |
| BreakStatement stmt(StatementCondition::kIf, std::move(expr)); |
| EXPECT_FALSE(stmt.IsValid()); |
| } |
| |
| TEST_F(BreakStatementTest, ToStr_WithoutCondition) { |
| BreakStatement stmt; |
| std::ostringstream out; |
| stmt.to_str(out, 2); |
| EXPECT_EQ(out.str(), R"( Break{} |
| )"); |
| } |
| |
| TEST_F(BreakStatementTest, ToStr_WithCondition) { |
| auto expr = std::make_unique<IdentifierExpression>("expr"); |
| BreakStatement stmt(StatementCondition::kUnless, std::move(expr)); |
| std::ostringstream out; |
| stmt.to_str(out, 2); |
| EXPECT_EQ(out.str(), R"( Break{ |
| unless |
| Identifier{expr} |
| } |
| )"); |
| } |
| |
| } // namespace |
| } // namespace ast |
| } // namespace tint |