| // 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/variable.h" |
| |
| #include "src/ast/identifier_expression.h" |
| #include "src/ast/test_helper.h" |
| #include "src/ast/type/f32_type.h" |
| #include "src/ast/type/i32_type.h" |
| |
| namespace tint { |
| namespace ast { |
| namespace { |
| |
| using VariableTest = TestHelper; |
| |
| TEST_F(VariableTest, Creation) { |
| type::I32 t; |
| Variable v(Source{}, "my_var", StorageClass::kFunction, &t); |
| |
| EXPECT_EQ(v.name(), "my_var"); |
| EXPECT_EQ(v.storage_class(), StorageClass::kFunction); |
| EXPECT_EQ(v.type(), &t); |
| EXPECT_EQ(v.source().range.begin.line, 0u); |
| EXPECT_EQ(v.source().range.begin.column, 0u); |
| EXPECT_EQ(v.source().range.end.line, 0u); |
| EXPECT_EQ(v.source().range.end.column, 0u); |
| } |
| |
| TEST_F(VariableTest, CreationWithSource) { |
| Source s{Source::Range{Source::Location{27, 4}, Source::Location{27, 5}}}; |
| type::F32 t; |
| Variable v(s, "i", StorageClass::kPrivate, &t); |
| |
| EXPECT_EQ(v.name(), "i"); |
| EXPECT_EQ(v.storage_class(), StorageClass::kPrivate); |
| EXPECT_EQ(v.type(), &t); |
| EXPECT_EQ(v.source().range.begin.line, 27u); |
| EXPECT_EQ(v.source().range.begin.column, 4u); |
| EXPECT_EQ(v.source().range.end.line, 27u); |
| EXPECT_EQ(v.source().range.end.column, 5u); |
| } |
| |
| TEST_F(VariableTest, CreationEmpty) { |
| type::I32 t; |
| Source s{Source::Range{Source::Location{27, 4}, Source::Location{27, 7}}}; |
| Variable v(s, "a_var", StorageClass::kWorkgroup, &t); |
| |
| EXPECT_EQ(v.name(), "a_var"); |
| EXPECT_EQ(v.storage_class(), StorageClass::kWorkgroup); |
| EXPECT_EQ(v.type(), &t); |
| EXPECT_EQ(v.source().range.begin.line, 27u); |
| EXPECT_EQ(v.source().range.begin.column, 4u); |
| EXPECT_EQ(v.source().range.end.line, 27u); |
| EXPECT_EQ(v.source().range.end.column, 7u); |
| } |
| |
| TEST_F(VariableTest, IsValid) { |
| type::I32 t; |
| Variable v{Source{}, "my_var", StorageClass::kNone, &t}; |
| EXPECT_TRUE(v.IsValid()); |
| } |
| |
| TEST_F(VariableTest, IsValid_WithConstructor) { |
| type::I32 t; |
| Variable v{Source{}, "my_var", StorageClass::kNone, &t}; |
| v.set_constructor(create<IdentifierExpression>("ident")); |
| EXPECT_TRUE(v.IsValid()); |
| } |
| |
| TEST_F(VariableTest, IsValid_MissinName) { |
| type::I32 t; |
| Variable v{Source{}, "", StorageClass::kNone, &t}; |
| EXPECT_FALSE(v.IsValid()); |
| } |
| |
| TEST_F(VariableTest, IsValid_MissingType) { |
| Variable v{Source{}, "x", StorageClass::kNone, nullptr}; |
| EXPECT_FALSE(v.IsValid()); |
| } |
| |
| TEST_F(VariableTest, IsValid_MissingBoth) { |
| Variable v{Source{}, "", StorageClass::kNone, nullptr}; |
| EXPECT_FALSE(v.IsValid()); |
| } |
| |
| TEST_F(VariableTest, IsValid_InvalidConstructor) { |
| type::I32 t; |
| Variable v{Source{}, "my_var", StorageClass::kNone, &t}; |
| v.set_constructor(create<IdentifierExpression>("")); |
| EXPECT_FALSE(v.IsValid()); |
| } |
| |
| TEST_F(VariableTest, to_str) { |
| type::F32 t; |
| Variable v{Source{}, "my_var", StorageClass::kFunction, &t}; |
| std::ostringstream out; |
| v.to_str(out, 2); |
| EXPECT_EQ(out.str(), R"( Variable{ |
| my_var |
| function |
| __f32 |
| } |
| )"); |
| } |
| |
| } // namespace |
| } // namespace ast |
| } // namespace tint |