| // 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.h" |
| #include "src/ast/struct_member_offset_decoration.h" |
| #include "src/reader/wgsl/parser_impl.h" |
| #include "src/reader/wgsl/parser_impl_test_helper.h" |
| |
| namespace tint { |
| namespace reader { |
| namespace wgsl { |
| namespace { |
| |
| TEST_F(ParserImplTest, StructMemberDecorationDecl_EmptyStr) { |
| auto* p = parser(""); |
| auto deco = p->struct_member_decoration_decl(); |
| ASSERT_FALSE(p->has_error()); |
| EXPECT_EQ(deco.size(), 0u); |
| } |
| |
| TEST_F(ParserImplTest, StructMemberDecorationDecl_EmptyBlock) { |
| auto* p = parser("[[]]"); |
| auto deco = p->struct_member_decoration_decl(); |
| ASSERT_TRUE(p->has_error()); |
| EXPECT_EQ(p->error(), "1:3: empty struct member decoration found"); |
| } |
| |
| TEST_F(ParserImplTest, StructMemberDecorationDecl_Single) { |
| auto* p = parser("[[offset 4]]"); |
| auto deco = p->struct_member_decoration_decl(); |
| ASSERT_FALSE(p->has_error()); |
| ASSERT_EQ(deco.size(), 1u); |
| EXPECT_TRUE(deco[0]->IsOffset()); |
| } |
| |
| TEST_F(ParserImplTest, StructMemberDecorationDecl_HandlesDuplicate) { |
| auto* p = parser("[[offset 2, offset 4]]"); |
| auto deco = p->struct_member_decoration_decl(); |
| ASSERT_TRUE(p->has_error()) << p->error(); |
| EXPECT_EQ(p->error(), "1:21: duplicate offset decoration found"); |
| } |
| |
| TEST_F(ParserImplTest, StructMemberDecorationDecl_InvalidDecoration) { |
| auto* p = parser("[[offset nan]]"); |
| auto deco = p->struct_member_decoration_decl(); |
| ASSERT_TRUE(p->has_error()) << p->error(); |
| EXPECT_EQ(p->error(), "1:10: invalid value for offset decoration"); |
| } |
| |
| TEST_F(ParserImplTest, StructMemberDecorationDecl_MissingClose) { |
| auto* p = parser("[[offset 4"); |
| auto deco = p->struct_member_decoration_decl(); |
| ASSERT_TRUE(p->has_error()) << p->error(); |
| EXPECT_EQ(p->error(), "1:11: missing ]] for struct member decoration"); |
| } |
| |
| } // namespace |
| } // namespace wgsl |
| } // namespace reader |
| } // namespace tint |