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// 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 <vector>
#include "gtest/gtest.h"
#include "src/ast/break_statement.h"
#include "src/ast/identifier_expression.h"
#include "src/writer/wgsl/generator_impl.h"
namespace tint {
namespace writer {
namespace wgsl {
namespace {
using GeneratorImplTest = testing::Test;
TEST_F(GeneratorImplTest, Emit_Break) {
ast::BreakStatement b;
GeneratorImpl g;
g.increment_indent();
ASSERT_TRUE(g.EmitStatement(&b)) << g.error();
EXPECT_EQ(g.result(), " break;\n");
}
TEST_F(GeneratorImplTest, Emit_BreakWithIf) {
auto expr = std::make_unique<ast::IdentifierExpression>("expr");
ast::BreakStatement b(ast::StatementCondition::kIf, std::move(expr));
GeneratorImpl g;
g.increment_indent();
ASSERT_TRUE(g.EmitStatement(&b)) << g.error();
EXPECT_EQ(g.result(), " break if (expr);\n");
}
TEST_F(GeneratorImplTest, Emit_BreakWithUnless) {
auto expr = std::make_unique<ast::IdentifierExpression>("expr");
ast::BreakStatement b(ast::StatementCondition::kUnless, std::move(expr));
GeneratorImpl g;
g.increment_indent();
ASSERT_TRUE(g.EmitStatement(&b)) << g.error();
EXPECT_EQ(g.result(), " break unless (expr);\n");
}
} // namespace
} // namespace wgsl
} // namespace writer
} // namespace tint