chore: import upstream snapshot with attribution

test/cpp/fluid/framework/tuple_test.cc

@@ -0,0 +1,63 @@
+/* Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
+
+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 "paddle/fluid/framework/tuple.h"
+
+#include "gtest/gtest.h"
+
+TEST(Tuple, Make) {
+  std::vector<paddle::framework::ElementVar> element_type;
+  element_type.push_back(12);
+  element_type.push_back(12.0f);
+  element_type.push_back("ElementVar");
+
+  paddle::framework::Tuple* tuple = paddle::framework::make_tuple(element_type);
+
+  EXPECT_EQ(PADDLE_GET(int, tuple->get(0)), 12);
+  EXPECT_EQ(PADDLE_GET(float, tuple->get(1)), 12.0f);
+  EXPECT_EQ(PADDLE_GET(std::string, tuple->get(2)), "ElementVar");
+
+  delete tuple;
+}
+
+TEST(Tuple, IsTheSameType) {
+  std::vector<paddle::framework::ElementVar> element_type1;
+  std::vector<paddle::framework::ElementVar> element_type2;
+  std::vector<paddle::framework::ElementVar> element_type3;
+
+  element_type1.push_back(12);
+  element_type1.push_back(12.0f);
+  element_type1.push_back("Tuple1");
+
+  element_type2.push_back(13);
+  element_type2.push_back(13.0f);
+  element_type2.push_back("Tuple2");
+
+  element_type3.push_back(14.0f);
+  element_type3.push_back(14);
+  element_type3.push_back("Tuple3");
+
+  paddle::framework::Tuple* tuple1 =
+      paddle::framework::make_tuple(element_type1);
+  paddle::framework::Tuple* tuple2 =
+      paddle::framework::make_tuple(element_type2);
+  paddle::framework::Tuple* tuple3 =
+      paddle::framework::make_tuple(element_type3);
+
+  EXPECT_TRUE(tuple1->isSameType(*tuple2));
+  EXPECT_FALSE(tuple1->isSameType(*tuple3));
+
+  delete tuple1;
+  delete tuple2;
+  delete tuple3;
+}