52 lines
1.6 KiB
C++
52 lines
1.6 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/writer/wgsl/test_helper.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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struct UnaryOpData {
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const char* name;
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ast::UnaryOp op;
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};
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inline std::ostream& operator<<(std::ostream& out, UnaryOpData data) {
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out << data.op;
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return out;
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}
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using WgslUnaryOpTest = TestParamHelper<UnaryOpData>;
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TEST_P(WgslUnaryOpTest, Emit) {
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auto params = GetParam();
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auto* expr = Expr("expr");
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auto* op = create<ast::UnaryOpExpression>(params.op, expr);
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GeneratorImpl& gen = Build();
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ASSERT_TRUE(gen.EmitExpression(op)) << gen.error();
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EXPECT_EQ(gen.result(), std::string(params.name) + "(expr)");
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}
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INSTANTIATE_TEST_SUITE_P(WgslGeneratorImplTest,
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WgslUnaryOpTest,
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testing::Values(UnaryOpData{"!", ast::UnaryOp::kNot},
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UnaryOpData{"-",
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ast::UnaryOp::kNegation}));
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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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