mirror of
https://github.com/encounter/dawn-cmake.git
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75f39be976
Change-Id: I75e5a34034360c1d4c96ae0ce293bc6cbfc1c33d Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/34266 Reviewed-by: dan sinclair <dsinclair@chromium.org>
258 lines
8.4 KiB
C++
258 lines
8.4 KiB
C++
// Copyright 2020 The Tint Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "gtest/gtest.h"
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#include "src/ast/struct.h"
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#include "src/ast/struct_block_decoration.h"
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#include "src/ast/type/access_control_type.h"
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#include "src/ast/type/f32_type.h"
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#include "src/ast/type/i32_type.h"
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#include "src/ast/type/struct_type.h"
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#include "src/reader/wgsl/parser_impl.h"
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#include "src/reader/wgsl/parser_impl_test_helper.h"
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namespace tint {
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namespace reader {
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namespace wgsl {
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namespace {
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TEST_F(ParserImplTest, VariableIdentDecl_Parses) {
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auto p = parser("my_var : f32");
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auto decl = p->expect_variable_ident_decl("test");
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ASSERT_FALSE(p->has_error()) << p->error();
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ASSERT_FALSE(decl.errored);
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ASSERT_EQ(decl->name, "my_var");
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ASSERT_NE(decl->type, nullptr);
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ASSERT_TRUE(decl->type->Is<ast::type::F32Type>());
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ASSERT_EQ(decl->source.range.begin.line, 1u);
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ASSERT_EQ(decl->source.range.begin.column, 1u);
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ASSERT_EQ(decl->source.range.end.line, 1u);
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ASSERT_EQ(decl->source.range.end.column, 7u);
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}
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TEST_F(ParserImplTest, VariableIdentDecl_MissingIdent) {
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auto p = parser(": f32");
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auto decl = p->expect_variable_ident_decl("test");
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ASSERT_TRUE(p->has_error());
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ASSERT_TRUE(decl.errored);
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ASSERT_EQ(p->error(), "1:1: expected identifier for test");
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}
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TEST_F(ParserImplTest, VariableIdentDecl_MissingColon) {
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auto p = parser("my_var f32");
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auto decl = p->expect_variable_ident_decl("test");
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ASSERT_TRUE(p->has_error());
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ASSERT_TRUE(decl.errored);
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ASSERT_EQ(p->error(), "1:8: expected ':' for test");
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}
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TEST_F(ParserImplTest, VariableIdentDecl_MissingType) {
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auto p = parser("my_var :");
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auto decl = p->expect_variable_ident_decl("test");
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ASSERT_TRUE(p->has_error());
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ASSERT_TRUE(decl.errored);
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ASSERT_EQ(p->error(), "1:9: invalid type for test");
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}
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TEST_F(ParserImplTest, VariableIdentDecl_InvalidIdent) {
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auto p = parser("123 : f32");
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auto decl = p->expect_variable_ident_decl("test");
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ASSERT_TRUE(p->has_error());
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ASSERT_TRUE(decl.errored);
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ASSERT_EQ(p->error(), "1:1: expected identifier for test");
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}
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TEST_F(ParserImplTest, VariableIdentDecl_InvalidType) {
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auto p = parser("my_var : invalid");
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auto decl = p->expect_variable_ident_decl("test");
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ASSERT_TRUE(p->has_error());
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ASSERT_TRUE(decl.errored);
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ASSERT_EQ(p->error(), "1:10: unknown constructed type 'invalid'");
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}
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TEST_F(ParserImplTest, VariableIdentDecl_ParsesWithAccessDeco_Read) {
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ast::type::I32Type i32;
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ast::StructMember mem("a", &i32, ast::StructMemberDecorationList{});
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ast::StructMemberList members;
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members.push_back(&mem);
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ast::StructBlockDecoration block_deco(Source{});
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ast::StructDecorationList decos;
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decos.push_back(&block_deco);
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ast::Struct str(decos, members);
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ast::type::StructType s("S", &str);
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auto p = parser("my_var : [[access(read)]] S");
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p->register_constructed("S", &s);
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auto decl = p->expect_variable_ident_decl("test");
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ASSERT_FALSE(p->has_error()) << p->error();
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ASSERT_FALSE(decl.errored);
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ASSERT_EQ(decl->name, "my_var");
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ASSERT_NE(decl->type, nullptr);
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ASSERT_TRUE(decl->type->Is<ast::type::AccessControlType>());
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EXPECT_TRUE(decl->type->As<ast::type::AccessControlType>()->IsReadOnly());
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}
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TEST_F(ParserImplTest, VariableIdentDecl_ParsesWithAccessDeco_ReadWrite) {
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ast::type::I32Type i32;
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ast::StructMember mem("a", &i32, ast::StructMemberDecorationList{});
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ast::StructMemberList members;
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members.push_back(&mem);
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ast::StructBlockDecoration block_deco(Source{});
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ast::StructDecorationList decos;
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decos.push_back(&block_deco);
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ast::Struct str(decos, members);
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ast::type::StructType s("S", &str);
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auto p = parser("my_var : [[access(read_write)]] S");
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p->register_constructed("S", &s);
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auto decl = p->expect_variable_ident_decl("test");
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ASSERT_FALSE(p->has_error()) << p->error();
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ASSERT_FALSE(decl.errored);
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ASSERT_EQ(decl->name, "my_var");
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ASSERT_NE(decl->type, nullptr);
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ASSERT_TRUE(decl->type->Is<ast::type::AccessControlType>());
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EXPECT_TRUE(decl->type->As<ast::type::AccessControlType>()->IsReadWrite());
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}
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TEST_F(ParserImplTest, VariableIdentDecl_MultipleAccessDecoFail) {
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ast::type::I32Type i32;
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ast::StructMember mem("a", &i32, ast::StructMemberDecorationList{});
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ast::StructMemberList members;
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members.push_back(&mem);
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ast::StructBlockDecoration block_deco(Source{});
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ast::StructDecorationList decos;
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decos.push_back(&block_deco);
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ast::Struct str(decos, members);
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ast::type::StructType s("S", &str);
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auto p = parser("my_var : [[access(read), access(read_write)]] S");
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p->register_constructed("S", &s);
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auto decl = p->expect_variable_ident_decl("test");
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ASSERT_TRUE(p->has_error());
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ASSERT_TRUE(decl.errored);
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ASSERT_EQ(p->error(), "1:1: multiple access decorations not allowed");
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}
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TEST_F(ParserImplTest, VariableIdentDecl_MultipleAccessDeco_MultiBlock_Fail) {
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ast::type::I32Type i32;
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ast::StructMember mem("a", &i32, ast::StructMemberDecorationList{});
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ast::StructMemberList members;
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members.push_back(&mem);
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ast::StructBlockDecoration block_deco(Source{});
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ast::StructDecorationList decos;
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decos.push_back(&block_deco);
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ast::Struct str(decos, members);
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ast::type::StructType s("S", &str);
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auto p = parser("my_var : [[access(read)]][[access(read_write)]] S");
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p->register_constructed("S", &s);
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auto decl = p->expect_variable_ident_decl("test");
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ASSERT_TRUE(p->has_error());
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ASSERT_TRUE(decl.errored);
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ASSERT_EQ(p->error(), "1:1: multiple access decorations not allowed");
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}
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TEST_F(ParserImplTest, VariableIdentDecl_AccessDecoBadValue) {
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auto p = parser("my_var : [[access(unknown)]] S");
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auto decl = p->expect_variable_ident_decl("test");
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ASSERT_TRUE(p->has_error());
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ASSERT_TRUE(decl.errored);
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ASSERT_EQ(p->error(), "1:19: invalid value for access decoration");
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}
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TEST_F(ParserImplTest, VariableIdentDecl_AccessDecoIllegalValue) {
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auto p = parser("my_var : [[access(1)]] S");
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auto decl = p->expect_variable_ident_decl("test");
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ASSERT_TRUE(p->has_error());
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ASSERT_TRUE(decl.errored);
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ASSERT_EQ(p->error(), "1:19: expected identifier for access_type");
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}
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TEST_F(ParserImplTest, VariableIdentDecl_NonAccessDecoFail) {
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ast::type::I32Type i32;
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ast::StructMember mem("a", &i32, ast::StructMemberDecorationList{});
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ast::StructMemberList members;
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members.push_back(&mem);
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ast::StructBlockDecoration block_deco(Source{});
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ast::StructDecorationList decos;
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decos.push_back(&block_deco);
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ast::Struct str(decos, members);
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ast::type::StructType s("S", &str);
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auto p = parser("my_var : [[stride(1)]] S");
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p->register_constructed("S", &s);
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auto decl = p->expect_variable_ident_decl("test");
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ASSERT_TRUE(p->has_error());
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ASSERT_TRUE(decl.errored);
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ASSERT_EQ(p->error(), "1:12: unexpected decorations");
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}
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TEST_F(ParserImplTest, VariableIdentDecl_DecorationMissingRightBlock) {
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auto p = parser("my_var : [[access(read) S");
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auto decl = p->expect_variable_ident_decl("test");
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ASSERT_TRUE(p->has_error());
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ASSERT_TRUE(decl.errored);
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ASSERT_EQ(p->error(), "1:25: expected ']]' for decoration list");
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}
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TEST_F(ParserImplTest, VariableIdentDecl_DecorationMissingRightParen) {
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auto p = parser("my_var : [[access(read]] S");
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auto decl = p->expect_variable_ident_decl("test");
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ASSERT_TRUE(p->has_error());
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ASSERT_TRUE(decl.errored);
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ASSERT_EQ(p->error(), "1:23: expected ')' for access decoration");
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}
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TEST_F(ParserImplTest, VariableIdentDecl_DecorationMissingLeftParen) {
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auto p = parser("my_var : [[access read)]] S");
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auto decl = p->expect_variable_ident_decl("test");
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ASSERT_TRUE(p->has_error());
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ASSERT_TRUE(decl.errored);
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ASSERT_EQ(p->error(), "1:19: expected '(' for access decoration");
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}
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TEST_F(ParserImplTest, VariableIdentDecl_DecorationEmpty) {
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auto p = parser("my_var : [[]] S");
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auto decl = p->expect_variable_ident_decl("test");
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ASSERT_TRUE(p->has_error());
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ASSERT_TRUE(decl.errored);
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ASSERT_EQ(p->error(), "1:12: empty decoration list");
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}
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} // namespace
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} // namespace wgsl
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} // namespace reader
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} // namespace tint
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