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187f9165a5
This CL adds unless statement to the WGSL generator. Bug: tint:4 Change-Id: Id171cb1438d290938f1da946c23992bdae688359 Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/17280 Reviewed-by: David Neto <dneto@google.com>
57 lines
1.5 KiB
C++
57 lines
1.5 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 <memory>
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#include <vector>
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#include "gtest/gtest.h"
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#include "src/ast/identifier_expression.h"
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#include "src/ast/kill_statement.h"
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#include "src/ast/nop_statement.h"
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#include "src/ast/unless_statement.h"
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#include "src/writer/wgsl/generator_impl.h"
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namespace tint {
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namespace writer {
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namespace wgsl {
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namespace {
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using GeneratorImplTest = testing::Test;
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TEST_F(GeneratorImplTest, Emit_Unless) {
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auto cond = std::make_unique<ast::IdentifierExpression>("cond");
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std::vector<std::unique_ptr<ast::Statement>> body;
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body.push_back(std::make_unique<ast::NopStatement>());
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body.push_back(std::make_unique<ast::KillStatement>());
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ast::UnlessStatement u(std::move(cond), std::move(body));
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GeneratorImpl g;
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g.increment_indent();
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ASSERT_TRUE(g.EmitStatement(&u)) << g.error();
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EXPECT_EQ(g.result(), R"( unless (cond) {
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nop;
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kill;
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}
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)");
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}
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} // namespace
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} // namespace wgsl
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} // namespace writer
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} // namespace tint
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