chore: import upstream snapshot with attribution

test/legacy_test/test_tensor_data_ptr.py

@@ -0,0 +1,33 @@
+#   Copyright (c) 2022 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.
+
+import unittest
+
+import numpy as np
+
+import paddle
+
+
+class TestTensorDataPtr(unittest.TestCase):
+    def test_tensor_data_ptr(self):
+        np_src = np.random.random((3, 8, 8))
+        src = paddle.to_tensor(np_src, dtype="float64")
+        dst = paddle.Tensor()
+        src._share_buffer_to(dst)
+        self.assertTrue(src.data_ptr() is not None)
+        self.assertEqual(src.data_ptr(), dst.data_ptr())
+
+
+if __name__ == '__main__':
+    unittest.main()