86 lines
3.1 KiB
C++
86 lines
3.1 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/ast/decoration.h"
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#include <sstream>
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#include <unordered_map>
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#include <unordered_set>
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#include <utility>
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#include "src/ast/access_decoration.h"
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#include "src/ast/array_decoration.h"
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#include "src/ast/binding_decoration.h"
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#include "src/ast/builtin_decoration.h"
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#include "src/ast/constant_id_decoration.h"
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#include "src/ast/function_decoration.h"
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#include "src/ast/location_decoration.h"
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#include "src/ast/stage_decoration.h"
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#include "src/ast/stride_decoration.h"
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#include "src/ast/struct_decoration.h"
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#include "src/ast/struct_member_decoration.h"
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#include "src/ast/struct_member_offset_decoration.h"
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#include "src/ast/test_helper.h"
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#include "src/ast/type_decoration.h"
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#include "src/ast/variable_decoration.h"
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#include "src/ast/workgroup_decoration.h"
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namespace tint {
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namespace ast {
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namespace {
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using DecorationTest = TestHelper;
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TEST_F(DecorationTest, AsCorrectType) {
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auto* decoration = create<ConstantIdDecoration>(1);
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auto* upcast = static_cast<Decoration*>(decoration);
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auto* downcast = As<VariableDecoration>(upcast);
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EXPECT_EQ(decoration, downcast);
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}
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TEST_F(DecorationTest, AsIncorrectType) {
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auto* decoration = create<ConstantIdDecoration>(1);
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auto* upcast = static_cast<Decoration*>(decoration);
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auto* downcast = As<ArrayDecoration>(upcast);
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EXPECT_EQ(nullptr, downcast);
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}
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TEST_F(DecorationTest, Is) {
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Decoration* decoration = create<ConstantIdDecoration>(1);
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EXPECT_TRUE(decoration->Is<VariableDecoration>());
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EXPECT_FALSE(decoration->Is<ArrayDecoration>());
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}
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TEST_F(DecorationTest, Kinds) {
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EXPECT_EQ(ArrayDecoration::Kind, DecorationKind::kArray);
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EXPECT_EQ(StrideDecoration::Kind, DecorationKind::kArray);
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EXPECT_EQ(FunctionDecoration::Kind, DecorationKind::kFunction);
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EXPECT_EQ(StageDecoration::Kind, DecorationKind::kFunction);
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EXPECT_EQ(WorkgroupDecoration::Kind, DecorationKind::kFunction);
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EXPECT_EQ(StructDecoration::Kind, DecorationKind::kStruct);
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EXPECT_EQ(StructMemberDecoration::Kind, DecorationKind::kStructMember);
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EXPECT_EQ(StructMemberOffsetDecoration::Kind, DecorationKind::kStructMember);
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EXPECT_EQ(TypeDecoration::Kind, DecorationKind::kType);
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EXPECT_EQ(AccessDecoration::Kind, DecorationKind::kType);
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EXPECT_EQ(VariableDecoration::Kind, DecorationKind::kVariable);
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EXPECT_EQ(BindingDecoration::Kind, DecorationKind::kVariable);
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EXPECT_EQ(BuiltinDecoration::Kind, DecorationKind::kVariable);
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EXPECT_EQ(ConstantIdDecoration::Kind, DecorationKind::kVariable);
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EXPECT_EQ(LocationDecoration::Kind, DecorationKind::kVariable);
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}
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} // namespace
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} // namespace ast
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} // namespace tint
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