| // Copyright 2020 The Dawn & Tint Authors |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, this |
| // list of conditions and the following disclaimer. |
| // |
| // 2. Redistributions in binary form must reproduce the above copyright notice, |
| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // |
| // 3. Neither the name of the copyright holder nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #include "src/tint/lang/wgsl/ast/helper_test.h" |
| #include "src/tint/lang/wgsl/reader/parser/helper_test.h" |
| |
| namespace tint::wgsl::reader { |
| namespace { |
| |
| TEST_F(WGSLParserTest, ParamList_Single) { |
| auto p = parser("a : i32"); |
| |
| auto e = p->expect_param_list(); |
| ASSERT_FALSE(p->has_error()) << p->error(); |
| ASSERT_FALSE(e.errored); |
| EXPECT_EQ(e.value.Length(), 1u); |
| |
| EXPECT_EQ(e.value[0]->name->symbol, p->builder().Symbols().Get("a")); |
| ast::CheckIdentifier(e.value[0]->type, "i32"); |
| EXPECT_TRUE(e.value[0]->Is<ast::Parameter>()); |
| |
| ASSERT_EQ(e.value[0]->source.range.begin.line, 1u); |
| ASSERT_EQ(e.value[0]->source.range.begin.column, 1u); |
| ASSERT_EQ(e.value[0]->source.range.end.line, 1u); |
| ASSERT_EQ(e.value[0]->source.range.end.column, 2u); |
| } |
| |
| TEST_F(WGSLParserTest, ParamList_Multiple) { |
| auto p = parser("a : i32, b: f32, c: vec2<f32>"); |
| |
| auto e = p->expect_param_list(); |
| ASSERT_FALSE(p->has_error()) << p->error(); |
| ASSERT_FALSE(e.errored); |
| EXPECT_EQ(e.value.Length(), 3u); |
| |
| EXPECT_EQ(e.value[0]->name->symbol, p->builder().Symbols().Get("a")); |
| ast::CheckIdentifier(e.value[0]->type, "i32"); |
| EXPECT_TRUE(e.value[0]->Is<ast::Parameter>()); |
| |
| ASSERT_EQ(e.value[0]->source.range.begin.line, 1u); |
| ASSERT_EQ(e.value[0]->source.range.begin.column, 1u); |
| ASSERT_EQ(e.value[0]->source.range.end.line, 1u); |
| ASSERT_EQ(e.value[0]->source.range.end.column, 2u); |
| |
| EXPECT_EQ(e.value[1]->name->symbol, p->builder().Symbols().Get("b")); |
| ast::CheckIdentifier(e.value[1]->type, "f32"); |
| EXPECT_TRUE(e.value[1]->Is<ast::Parameter>()); |
| |
| ASSERT_EQ(e.value[1]->source.range.begin.line, 1u); |
| ASSERT_EQ(e.value[1]->source.range.begin.column, 10u); |
| ASSERT_EQ(e.value[1]->source.range.end.line, 1u); |
| ASSERT_EQ(e.value[1]->source.range.end.column, 11u); |
| |
| EXPECT_EQ(e.value[2]->name->symbol, p->builder().Symbols().Get("c")); |
| ast::CheckIdentifier(e.value[2]->type, ast::Template("vec2", "f32")); |
| EXPECT_TRUE(e.value[2]->Is<ast::Parameter>()); |
| |
| ASSERT_EQ(e.value[2]->source.range.begin.line, 1u); |
| ASSERT_EQ(e.value[2]->source.range.begin.column, 18u); |
| ASSERT_EQ(e.value[2]->source.range.end.line, 1u); |
| ASSERT_EQ(e.value[2]->source.range.end.column, 19u); |
| } |
| |
| TEST_F(WGSLParserTest, ParamList_Empty) { |
| auto p = parser(""); |
| auto e = p->expect_param_list(); |
| ASSERT_FALSE(p->has_error()); |
| ASSERT_FALSE(e.errored); |
| EXPECT_EQ(e.value.Length(), 0u); |
| } |
| |
| TEST_F(WGSLParserTest, ParamList_TrailingComma) { |
| auto p = parser("a : i32,"); |
| auto e = p->expect_param_list(); |
| ASSERT_FALSE(p->has_error()); |
| ASSERT_FALSE(e.errored); |
| EXPECT_EQ(e.value.Length(), 1u); |
| } |
| |
| TEST_F(WGSLParserTest, ParamList_Attributes) { |
| auto p = parser("@builtin(position) coord : vec4<f32>, @location(1) loc1 : f32"); |
| |
| auto e = p->expect_param_list(); |
| ASSERT_FALSE(p->has_error()) << p->error(); |
| ASSERT_FALSE(e.errored); |
| ASSERT_EQ(e.value.Length(), 2u); |
| |
| EXPECT_EQ(e.value[0]->name->symbol, p->builder().Symbols().Get("coord")); |
| ast::CheckIdentifier(e.value[0]->type, ast::Template("vec4", "f32")); |
| EXPECT_TRUE(e.value[0]->Is<ast::Parameter>()); |
| auto attrs_0 = e.value[0]->attributes; |
| ASSERT_EQ(attrs_0.Length(), 1u); |
| EXPECT_TRUE(attrs_0[0]->Is<ast::BuiltinAttribute>()); |
| ast::CheckIdentifier(attrs_0[0]->As<ast::BuiltinAttribute>()->builtin, "position"); |
| |
| ASSERT_EQ(e.value[0]->source.range.begin.line, 1u); |
| ASSERT_EQ(e.value[0]->source.range.begin.column, 20u); |
| ASSERT_EQ(e.value[0]->source.range.end.line, 1u); |
| ASSERT_EQ(e.value[0]->source.range.end.column, 25u); |
| |
| EXPECT_EQ(e.value[1]->name->symbol, p->builder().Symbols().Get("loc1")); |
| ast::CheckIdentifier(e.value[1]->type, "f32"); |
| EXPECT_TRUE(e.value[1]->Is<ast::Parameter>()); |
| auto attrs_1 = e.value[1]->attributes; |
| ASSERT_EQ(attrs_1.Length(), 1u); |
| |
| ASSERT_TRUE(attrs_1[0]->Is<ast::LocationAttribute>()); |
| auto* attr = attrs_1[0]->As<ast::LocationAttribute>(); |
| ASSERT_TRUE(attr->expr->Is<ast::IntLiteralExpression>()); |
| auto* loc = attr->expr->As<ast::IntLiteralExpression>(); |
| EXPECT_EQ(loc->value, 1u); |
| |
| EXPECT_EQ(e.value[1]->source.range.begin.line, 1u); |
| EXPECT_EQ(e.value[1]->source.range.begin.column, 52u); |
| EXPECT_EQ(e.value[1]->source.range.end.line, 1u); |
| EXPECT_EQ(e.value[1]->source.range.end.column, 56u); |
| } |
| |
| } // namespace |
| } // namespace tint::wgsl::reader |