mirror of
https://github.com/encounter/dawn-cmake.git
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580d6c7f3e
This includes a couple of position fixes in `lexer.cc`. The source for identifiers (vars, params, etc) now refer to the identifier, not the first token of the construct. Bug: tint:282 Change-Id: I58cb8422a4af1c7dc5f84431fd7f06b823b514c5 Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/31444 Commit-Queue: Ben Clayton <bclayton@google.com> Reviewed-by: dan sinclair <dsinclair@chromium.org>
85 lines
2.5 KiB
C++
85 lines
2.5 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/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->variable_ident_decl();
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ASSERT_FALSE(p->has_error());
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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->IsF32());
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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->variable_ident_decl();
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ASSERT_FALSE(p->has_error());
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ASSERT_EQ(decl.name, "");
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ASSERT_EQ(decl.type, nullptr);
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auto t = p->next();
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ASSERT_TRUE(t.IsColon());
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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 r = p->variable_ident_decl();
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ASSERT_TRUE(p->has_error());
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ASSERT_EQ(p->error(), "1:8: missing : for identifier declaration");
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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 r = p->variable_ident_decl();
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ASSERT_TRUE(p->has_error());
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ASSERT_EQ(p->error(), "1:9: invalid type for identifier declaration");
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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->variable_ident_decl();
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ASSERT_FALSE(p->has_error());
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ASSERT_EQ(decl.name, "");
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ASSERT_EQ(decl.type, nullptr);
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auto t = p->next();
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ASSERT_TRUE(t.IsSintLiteral());
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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 r = p->variable_ident_decl();
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ASSERT_TRUE(p->has_error());
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ASSERT_EQ(p->error(), "1:10: unknown constructed type 'invalid'");
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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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