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7c2fa1e7bc
This CL converts the CaseStatement class to using a BlockStatement internally. All usages have been updated execept for the two readers. Bug: tint:130 Change-Id: Idb9114230f7d9eb0f2208af635316edb0a0e8f99 Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/25721 Reviewed-by: Sarah Mashayekhi <sarahmashay@google.com>
77 lines
2.2 KiB
C++
77 lines
2.2 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 <memory>
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#include "gtest/gtest.h"
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#include "src/ast/break_statement.h"
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#include "src/ast/case_statement.h"
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#include "src/ast/identifier_expression.h"
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#include "src/ast/module.h"
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#include "src/ast/sint_literal.h"
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#include "src/ast/switch_statement.h"
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#include "src/ast/type/i32_type.h"
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#include "src/writer/hlsl/generator_impl.h"
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namespace tint {
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namespace writer {
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namespace hlsl {
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namespace {
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using HlslGeneratorImplTest = testing::Test;
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TEST_F(HlslGeneratorImplTest, Emit_Switch) {
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auto def = std::make_unique<ast::CaseStatement>();
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auto def_body = std::make_unique<ast::BlockStatement>();
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def_body->append(std::make_unique<ast::BreakStatement>());
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def->set_body(std::move(def_body));
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ast::type::I32Type i32;
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ast::CaseSelectorList case_val;
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case_val.push_back(std::make_unique<ast::SintLiteral>(&i32, 5));
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auto case_body = std::make_unique<ast::BlockStatement>();
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case_body->append(std::make_unique<ast::BreakStatement>());
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auto case_stmt = std::make_unique<ast::CaseStatement>(std::move(case_val),
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std::move(case_body));
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ast::CaseStatementList body;
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body.push_back(std::move(case_stmt));
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body.push_back(std::move(def));
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auto cond = std::make_unique<ast::IdentifierExpression>("cond");
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ast::SwitchStatement s(std::move(cond), std::move(body));
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ast::Module m;
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GeneratorImpl g(&m);
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g.increment_indent();
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ASSERT_TRUE(g.EmitStatement(&s)) << g.error();
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EXPECT_EQ(g.result(), R"( switch(cond) {
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case 5: {
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break;
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}
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default: {
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break;
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}
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}
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)");
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}
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} // namespace
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} // namespace hlsl
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} // namespace writer
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} // namespace tint
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