| // 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/workgroup_attribute.h" |
| #include "src/tint/reader/wgsl/parser_impl_test_helper.h" |
| #include "src/tint/utils/string.h" |
| |
| namespace tint::reader::wgsl { |
| namespace { |
| |
| TEST_F(ParserImplTest, FunctionDecl) { |
| auto p = parser("fn main(a : i32, b : f32) { return; }"); |
| auto attrs = p->attribute_list(); |
| EXPECT_FALSE(p->has_error()) << p->error(); |
| ASSERT_FALSE(attrs.errored); |
| EXPECT_FALSE(attrs.matched); |
| auto f = p->function_decl(attrs.value); |
| EXPECT_FALSE(p->has_error()) << p->error(); |
| EXPECT_FALSE(f.errored); |
| EXPECT_TRUE(f.matched); |
| ASSERT_NE(f.value, nullptr); |
| |
| EXPECT_EQ(f->symbol, p->builder().Symbols().Get("main")); |
| ASSERT_NE(f->return_type, nullptr); |
| EXPECT_TRUE(f->return_type->Is<ast::Void>()); |
| |
| ASSERT_EQ(f->params.size(), 2u); |
| EXPECT_EQ(f->params[0]->symbol, p->builder().Symbols().Get("a")); |
| EXPECT_EQ(f->params[1]->symbol, p->builder().Symbols().Get("b")); |
| |
| ASSERT_NE(f->return_type, nullptr); |
| EXPECT_TRUE(f->return_type->Is<ast::Void>()); |
| |
| auto* body = f->body; |
| ASSERT_EQ(body->statements.size(), 1u); |
| EXPECT_TRUE(body->statements[0]->Is<ast::ReturnStatement>()); |
| } |
| |
| TEST_F(ParserImplTest, FunctionDecl_Unicode) { |
| const std::string function_ident = // "π³ππ»π°ππΆπΌπ»" |
| "\xf0\x9d\x97\xb3\xf0\x9d\x98\x82\xf0\x9d\x97\xbb\xf0\x9d\x97\xb0\xf0\x9d" |
| "\x98\x81\xf0\x9d\x97\xb6\xf0\x9d\x97\xbc\xf0\x9d\x97\xbb"; |
| |
| const std::string param_a_ident = // "πΉπͺπ»πͺπΆ_πͺ" |
| "\xf0\x9d\x93\xb9\xf0\x9d\x93\xaa\xf0\x9d\x93\xbb\xf0\x9d\x93\xaa\xf0\x9d" |
| "\x93\xb6\x5f\xf0\x9d\x93\xaa"; |
| |
| const std::string param_b_ident = // "π‘ππ£ππ_π" |
| "\xf0\x9d\x95\xa1\xf0\x9d\x95\x92\xf0\x9d\x95\xa3\xf0\x9d\x95\x92\xf0\x9d" |
| "\x95\x9e\x5f\xf0\x9d\x95\x93"; |
| |
| std::string src = "fn $function($param_a : i32, $param_b : f32) { return; }"; |
| src = utils::ReplaceAll(src, "$function", function_ident); |
| src = utils::ReplaceAll(src, "$param_a", param_a_ident); |
| src = utils::ReplaceAll(src, "$param_b", param_b_ident); |
| |
| auto p = parser(src); |
| auto attrs = p->attribute_list(); |
| EXPECT_FALSE(p->has_error()) << p->error(); |
| ASSERT_FALSE(attrs.errored); |
| EXPECT_FALSE(attrs.matched); |
| auto f = p->function_decl(attrs.value); |
| EXPECT_FALSE(p->has_error()) << p->error(); |
| EXPECT_FALSE(f.errored); |
| EXPECT_TRUE(f.matched); |
| ASSERT_NE(f.value, nullptr); |
| |
| EXPECT_EQ(f->symbol, p->builder().Symbols().Get(function_ident)); |
| ASSERT_NE(f->return_type, nullptr); |
| EXPECT_TRUE(f->return_type->Is<ast::Void>()); |
| |
| ASSERT_EQ(f->params.size(), 2u); |
| EXPECT_EQ(f->params[0]->symbol, p->builder().Symbols().Get(param_a_ident)); |
| EXPECT_EQ(f->params[1]->symbol, p->builder().Symbols().Get(param_b_ident)); |
| |
| ASSERT_NE(f->return_type, nullptr); |
| EXPECT_TRUE(f->return_type->Is<ast::Void>()); |
| |
| auto* body = f->body; |
| ASSERT_EQ(body->statements.size(), 1u); |
| EXPECT_TRUE(body->statements[0]->Is<ast::ReturnStatement>()); |
| } |
| |
| TEST_F(ParserImplTest, FunctionDecl_AttributeList) { |
| auto p = parser("@workgroup_size(2, 3, 4) fn main() { return; }"); |
| auto attrs = p->attribute_list(); |
| EXPECT_FALSE(p->has_error()) << p->error(); |
| ASSERT_FALSE(attrs.errored); |
| ASSERT_TRUE(attrs.matched); |
| auto f = p->function_decl(attrs.value); |
| EXPECT_FALSE(p->has_error()) << p->error(); |
| EXPECT_FALSE(f.errored); |
| EXPECT_TRUE(f.matched); |
| ASSERT_NE(f.value, nullptr); |
| |
| EXPECT_EQ(f->symbol, p->builder().Symbols().Get("main")); |
| ASSERT_NE(f->return_type, nullptr); |
| EXPECT_TRUE(f->return_type->Is<ast::Void>()); |
| ASSERT_EQ(f->params.size(), 0u); |
| |
| auto& attributes = f->attributes; |
| ASSERT_EQ(attributes.size(), 1u); |
| ASSERT_TRUE(attributes[0]->Is<ast::WorkgroupAttribute>()); |
| |
| auto values = attributes[0]->As<ast::WorkgroupAttribute>()->Values(); |
| |
| ASSERT_TRUE(values[0]->Is<ast::IntLiteralExpression>()); |
| EXPECT_EQ(values[0]->As<ast::IntLiteralExpression>()->value, 2); |
| EXPECT_EQ(values[0]->As<ast::IntLiteralExpression>()->suffix, |
| ast::IntLiteralExpression::Suffix::kNone); |
| |
| ASSERT_TRUE(values[1]->Is<ast::IntLiteralExpression>()); |
| EXPECT_EQ(values[1]->As<ast::IntLiteralExpression>()->value, 3); |
| EXPECT_EQ(values[1]->As<ast::IntLiteralExpression>()->suffix, |
| ast::IntLiteralExpression::Suffix::kNone); |
| |
| ASSERT_TRUE(values[2]->Is<ast::IntLiteralExpression>()); |
| EXPECT_EQ(values[2]->As<ast::IntLiteralExpression>()->value, 4); |
| EXPECT_EQ(values[2]->As<ast::IntLiteralExpression>()->suffix, |
| ast::IntLiteralExpression::Suffix::kNone); |
| |
| auto* body = f->body; |
| ASSERT_EQ(body->statements.size(), 1u); |
| EXPECT_TRUE(body->statements[0]->Is<ast::ReturnStatement>()); |
| } |
| |
| TEST_F(ParserImplTest, FunctionDecl_AttributeList_MultipleEntries) { |
| auto p = parser(R"( |
| @workgroup_size(2, 3, 4) @compute |
| fn main() { return; })"); |
| auto attrs = p->attribute_list(); |
| EXPECT_FALSE(p->has_error()) << p->error(); |
| ASSERT_FALSE(attrs.errored); |
| ASSERT_TRUE(attrs.matched); |
| auto f = p->function_decl(attrs.value); |
| EXPECT_FALSE(p->has_error()) << p->error(); |
| EXPECT_FALSE(f.errored); |
| EXPECT_TRUE(f.matched); |
| ASSERT_NE(f.value, nullptr); |
| |
| EXPECT_EQ(f->symbol, p->builder().Symbols().Get("main")); |
| ASSERT_NE(f->return_type, nullptr); |
| EXPECT_TRUE(f->return_type->Is<ast::Void>()); |
| ASSERT_EQ(f->params.size(), 0u); |
| |
| auto& attributes = f->attributes; |
| ASSERT_EQ(attributes.size(), 2u); |
| |
| ASSERT_TRUE(attributes[0]->Is<ast::WorkgroupAttribute>()); |
| auto values = attributes[0]->As<ast::WorkgroupAttribute>()->Values(); |
| |
| ASSERT_TRUE(values[0]->Is<ast::IntLiteralExpression>()); |
| EXPECT_EQ(values[0]->As<ast::IntLiteralExpression>()->value, 2); |
| EXPECT_EQ(values[0]->As<ast::IntLiteralExpression>()->suffix, |
| ast::IntLiteralExpression::Suffix::kNone); |
| |
| ASSERT_TRUE(values[1]->Is<ast::IntLiteralExpression>()); |
| EXPECT_EQ(values[1]->As<ast::IntLiteralExpression>()->value, 3); |
| EXPECT_EQ(values[1]->As<ast::IntLiteralExpression>()->suffix, |
| ast::IntLiteralExpression::Suffix::kNone); |
| |
| ASSERT_TRUE(values[2]->Is<ast::IntLiteralExpression>()); |
| EXPECT_EQ(values[2]->As<ast::IntLiteralExpression>()->value, 4); |
| EXPECT_EQ(values[2]->As<ast::IntLiteralExpression>()->suffix, |
| ast::IntLiteralExpression::Suffix::kNone); |
| |
| ASSERT_TRUE(attributes[1]->Is<ast::StageAttribute>()); |
| EXPECT_EQ(attributes[1]->As<ast::StageAttribute>()->stage, ast::PipelineStage::kCompute); |
| |
| auto* body = f->body; |
| ASSERT_EQ(body->statements.size(), 1u); |
| EXPECT_TRUE(body->statements[0]->Is<ast::ReturnStatement>()); |
| } |
| |
| TEST_F(ParserImplTest, FunctionDecl_AttributeList_MultipleLists) { |
| auto p = parser(R"( |
| @workgroup_size(2, 3, 4) |
| @compute |
| fn main() { return; })"); |
| auto attributes = p->attribute_list(); |
| EXPECT_FALSE(p->has_error()) << p->error(); |
| ASSERT_FALSE(attributes.errored); |
| ASSERT_TRUE(attributes.matched); |
| auto f = p->function_decl(attributes.value); |
| EXPECT_FALSE(p->has_error()) << p->error(); |
| EXPECT_FALSE(f.errored); |
| EXPECT_TRUE(f.matched); |
| ASSERT_NE(f.value, nullptr); |
| |
| EXPECT_EQ(f->symbol, p->builder().Symbols().Get("main")); |
| ASSERT_NE(f->return_type, nullptr); |
| EXPECT_TRUE(f->return_type->Is<ast::Void>()); |
| ASSERT_EQ(f->params.size(), 0u); |
| |
| auto& attrs = f->attributes; |
| ASSERT_EQ(attrs.size(), 2u); |
| |
| ASSERT_TRUE(attrs[0]->Is<ast::WorkgroupAttribute>()); |
| auto values = attrs[0]->As<ast::WorkgroupAttribute>()->Values(); |
| |
| ASSERT_TRUE(values[0]->Is<ast::IntLiteralExpression>()); |
| EXPECT_EQ(values[0]->As<ast::IntLiteralExpression>()->value, 2); |
| EXPECT_EQ(values[0]->As<ast::IntLiteralExpression>()->suffix, |
| ast::IntLiteralExpression::Suffix::kNone); |
| |
| ASSERT_TRUE(values[1]->Is<ast::IntLiteralExpression>()); |
| EXPECT_EQ(values[1]->As<ast::IntLiteralExpression>()->value, 3); |
| EXPECT_EQ(values[1]->As<ast::IntLiteralExpression>()->suffix, |
| ast::IntLiteralExpression::Suffix::kNone); |
| |
| ASSERT_TRUE(values[2]->Is<ast::IntLiteralExpression>()); |
| EXPECT_EQ(values[2]->As<ast::IntLiteralExpression>()->value, 4); |
| EXPECT_EQ(values[2]->As<ast::IntLiteralExpression>()->suffix, |
| ast::IntLiteralExpression::Suffix::kNone); |
| |
| ASSERT_TRUE(attrs[1]->Is<ast::StageAttribute>()); |
| EXPECT_EQ(attrs[1]->As<ast::StageAttribute>()->stage, ast::PipelineStage::kCompute); |
| |
| auto* body = f->body; |
| ASSERT_EQ(body->statements.size(), 1u); |
| EXPECT_TRUE(body->statements[0]->Is<ast::ReturnStatement>()); |
| } |
| |
| TEST_F(ParserImplTest, FunctionDecl_ReturnTypeAttributeList) { |
| auto p = parser("fn main() -> @location(1) f32 { return 1.0; }"); |
| auto attrs = p->attribute_list(); |
| EXPECT_FALSE(p->has_error()) << p->error(); |
| ASSERT_FALSE(attrs.errored); |
| EXPECT_FALSE(attrs.matched); |
| auto f = p->function_decl(attrs.value); |
| EXPECT_FALSE(p->has_error()) << p->error(); |
| EXPECT_FALSE(f.errored); |
| EXPECT_TRUE(f.matched); |
| ASSERT_NE(f.value, nullptr); |
| |
| EXPECT_EQ(f->symbol, p->builder().Symbols().Get("main")); |
| ASSERT_NE(f->return_type, nullptr); |
| EXPECT_TRUE(f->return_type->Is<ast::F32>()); |
| ASSERT_EQ(f->params.size(), 0u); |
| |
| auto& attributes = f->attributes; |
| EXPECT_EQ(attributes.size(), 0u); |
| |
| auto& ret_type_attributes = f->return_type_attributes; |
| ASSERT_EQ(ret_type_attributes.size(), 1u); |
| auto* loc = ret_type_attributes[0]->As<ast::LocationAttribute>(); |
| ASSERT_TRUE(loc != nullptr); |
| EXPECT_EQ(loc->value, 1u); |
| |
| auto* body = f->body; |
| ASSERT_EQ(body->statements.size(), 1u); |
| EXPECT_TRUE(body->statements[0]->Is<ast::ReturnStatement>()); |
| } |
| |
| TEST_F(ParserImplTest, FunctionDecl_InvalidHeader) { |
| auto p = parser("fn main() -> { }"); |
| auto attrs = p->attribute_list(); |
| EXPECT_FALSE(p->has_error()) << p->error(); |
| ASSERT_FALSE(attrs.errored); |
| EXPECT_FALSE(attrs.matched); |
| auto f = p->function_decl(attrs.value); |
| EXPECT_TRUE(f.errored); |
| EXPECT_FALSE(f.matched); |
| EXPECT_TRUE(p->has_error()); |
| EXPECT_EQ(f.value, nullptr); |
| EXPECT_EQ(p->error(), "1:14: unable to determine function return type"); |
| } |
| |
| TEST_F(ParserImplTest, FunctionDecl_InvalidBody) { |
| auto p = parser("fn main() { return }"); |
| auto attrs = p->attribute_list(); |
| EXPECT_FALSE(p->has_error()) << p->error(); |
| ASSERT_FALSE(attrs.errored); |
| EXPECT_FALSE(attrs.matched); |
| auto f = p->function_decl(attrs.value); |
| EXPECT_TRUE(f.errored); |
| EXPECT_FALSE(f.matched); |
| EXPECT_TRUE(p->has_error()); |
| EXPECT_EQ(f.value, nullptr); |
| EXPECT_EQ(p->error(), "1:20: expected ';' for return statement"); |
| } |
| |
| TEST_F(ParserImplTest, FunctionDecl_MissingLeftBrace) { |
| auto p = parser("fn main() return; }"); |
| auto attrs = p->attribute_list(); |
| EXPECT_FALSE(p->has_error()) << p->error(); |
| ASSERT_FALSE(attrs.errored); |
| EXPECT_FALSE(attrs.matched); |
| auto f = p->function_decl(attrs.value); |
| EXPECT_TRUE(f.errored); |
| EXPECT_FALSE(f.matched); |
| EXPECT_TRUE(p->has_error()); |
| EXPECT_EQ(f.value, nullptr); |
| EXPECT_EQ(p->error(), "1:11: expected '{'"); |
| } |
| |
| } // namespace |
| } // namespace tint::reader::wgsl |