blob: dc2a309ca31f9f68cd86d121bab657786b00017f [file] [log] [blame]
// Copyright 2020 The Tint Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include <memory>
#include "gtest/gtest.h"
#include "src/ast/discard_statement.h"
#include "src/ast/loop_statement.h"
#include "src/writer/wgsl/generator_impl.h"
#include "src/writer/wgsl/test_helper.h"
namespace tint {
namespace writer {
namespace wgsl {
namespace {
using WgslGeneratorImplTest = TestHelper;
TEST_F(WgslGeneratorImplTest, Emit_Loop) {
auto* body = create<ast::BlockStatement>(ast::StatementList{
create<ast::DiscardStatement>(),
});
auto* l = create<ast::LoopStatement>(body, nullptr);
gen.increment_indent();
ASSERT_TRUE(gen.EmitStatement(l)) << gen.error();
EXPECT_EQ(gen.result(), R"( loop {
discard;
}
)");
}
TEST_F(WgslGeneratorImplTest, Emit_LoopWithContinuing) {
auto* body = create<ast::BlockStatement>(ast::StatementList{
create<ast::DiscardStatement>(),
});
auto* continuing = create<ast::BlockStatement>(ast::StatementList{
create<ast::DiscardStatement>(),
});
auto* l = create<ast::LoopStatement>(body, continuing);
gen.increment_indent();
ASSERT_TRUE(gen.EmitStatement(l)) << gen.error();
EXPECT_EQ(gen.result(), R"( loop {
discard;
continuing {
discard;
}
}
)");
}
} // namespace
} // namespace wgsl
} // namespace writer
} // namespace tint