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d2e0db3af2
This is a more neutral term for an unassigned enum value. Change-Id: Ic69d912472f26fd8a2c8348281b27edfcc145eab Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/105480 Reviewed-by: Dan Sinclair <dsinclair@chromium.org> Kokoro: Kokoro <noreply+kokoro@google.com> Commit-Queue: Ben Clayton <bclayton@google.com>
113 lines
4.0 KiB
C++
113 lines
4.0 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 "src/tint/reader/wgsl/parser_impl_test_helper.h"
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namespace tint::reader::wgsl {
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namespace {
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struct VariableStorageData {
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const char* input;
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ast::AddressSpace address_space;
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ast::Access access;
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};
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inline std::ostream& operator<<(std::ostream& out, VariableStorageData data) {
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out << std::string(data.input);
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return out;
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}
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class VariableQualifierTest : public ParserImplTestWithParam<VariableStorageData> {};
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TEST_P(VariableQualifierTest, ParsesAddressSpace) {
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auto params = GetParam();
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auto p = parser(std::string("<") + params.input + ">");
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auto sc = p->variable_qualifier();
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EXPECT_FALSE(p->has_error());
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EXPECT_FALSE(sc.errored);
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EXPECT_TRUE(sc.matched);
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EXPECT_EQ(sc->address_space, params.address_space);
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EXPECT_EQ(sc->access, params.access);
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auto& t = p->next();
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EXPECT_TRUE(t.IsEof());
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}
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INSTANTIATE_TEST_SUITE_P(
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ParserImplTest,
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VariableQualifierTest,
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testing::Values(
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VariableStorageData{"uniform", ast::AddressSpace::kUniform, ast::Access::kUndefined},
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VariableStorageData{"workgroup", ast::AddressSpace::kWorkgroup, ast::Access::kUndefined},
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VariableStorageData{"storage", ast::AddressSpace::kStorage, ast::Access::kUndefined},
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VariableStorageData{"private", ast::AddressSpace::kPrivate, ast::Access::kUndefined},
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VariableStorageData{"function", ast::AddressSpace::kFunction, ast::Access::kUndefined},
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VariableStorageData{"storage, read", ast::AddressSpace::kStorage, ast::Access::kRead},
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VariableStorageData{"storage, write", ast::AddressSpace::kStorage, ast::Access::kWrite},
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VariableStorageData{"storage, read_write", ast::AddressSpace::kStorage,
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ast::Access::kReadWrite}));
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TEST_F(ParserImplTest, VariableQualifier_NoMatch) {
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auto p = parser("<not-a-storage-class>");
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auto sc = p->variable_qualifier();
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EXPECT_TRUE(p->has_error());
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EXPECT_TRUE(sc.errored);
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EXPECT_FALSE(sc.matched);
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EXPECT_EQ(p->error(), R"(1:2: expected address space for variable declaration
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Possible values: 'function', 'private', 'push_constant', 'storage', 'uniform', 'workgroup')");
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}
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TEST_F(ParserImplTest, VariableQualifier_Empty) {
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auto p = parser("<>");
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auto sc = p->variable_qualifier();
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EXPECT_TRUE(p->has_error());
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EXPECT_TRUE(sc.errored);
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EXPECT_FALSE(sc.matched);
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EXPECT_EQ(p->error(), R"(1:2: expected address space for variable declaration
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Possible values: 'function', 'private', 'push_constant', 'storage', 'uniform', 'workgroup')");
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}
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TEST_F(ParserImplTest, VariableQualifier_MissingLessThan) {
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auto p = parser("private>");
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auto sc = p->variable_qualifier();
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EXPECT_FALSE(p->has_error());
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EXPECT_FALSE(sc.errored);
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EXPECT_FALSE(sc.matched);
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auto& t = p->next();
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ASSERT_TRUE(t.Is(Token::Type::kIdentifier));
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}
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TEST_F(ParserImplTest, VariableQualifier_MissingLessThan_AfterSC) {
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auto p = parser("private, >");
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auto sc = p->variable_qualifier();
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EXPECT_FALSE(p->has_error());
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EXPECT_FALSE(sc.errored);
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EXPECT_FALSE(sc.matched);
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auto& t = p->next();
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ASSERT_TRUE(t.Is(Token::Type::kIdentifier));
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}
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TEST_F(ParserImplTest, VariableQualifier_MissingGreaterThan) {
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auto p = parser("<private");
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auto sc = p->variable_qualifier();
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EXPECT_TRUE(p->has_error());
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EXPECT_TRUE(sc.errored);
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EXPECT_FALSE(sc.matched);
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EXPECT_EQ(p->error(), "1:9: expected '>' for variable declaration");
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}
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} // namespace
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} // namespace tint::reader::wgsl
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