expr_test.cc 1.53 KB
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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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
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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 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.
 */

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#include <dmlc/logging.h>
#include <gtest/gtest.h>
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#include <tvm/te/operation.h>
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TEST(Expr, Basic) {
  using namespace tvm;
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  using namespace tvm::tir;
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  Var x("x");
  auto z = max(x + 1 + 2, 100);
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  ObjectRef tmp = z;
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  PrimExpr zz = Downcast<PrimExpr>(tmp);
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  std::ostringstream os;
  os << z;
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  CHECK(zz.same_as(z));
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  CHECK(os.str() == "max(((x + 1) + 2), 100)");
}

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TEST(ExprNodeRef, Basic) {
  using namespace tvm;
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  using namespace tvm::tir;
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  Var x("x");
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  PrimExpr z = max(x + 1 + 2, 100);
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  const tir::MaxNode* op = z.as<tir::MaxNode>();
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  CHECK(GetRef<ObjectRef>(op).same_as(z));
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}


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int main(int argc, char ** argv) {
  testing::InitGoogleTest(&argc, argv);
  testing::FLAGS_gtest_death_test_style = "threadsafe";
  return RUN_ALL_TESTS();
}