chore: import upstream snapshot with attribution

test/auto_parallel/spmd_rules/test_tile_rule.py

@@ -0,0 +1,70 @@
+# Copyright (c) 2023 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
+
+from paddle.distributed.auto_parallel.static.dist_attribute import (
+    DistTensorSpec,
+    TensorDistAttr,
+)
+from paddle.distributed.fleet import auto
+from paddle.framework import core
+
+
+class TestTileSPMDRule(unittest.TestCase):
+    """
+    Unit tests for tile spmd rule.
+    """
+
+    def setUp(self):
+        self.process_mesh = auto.ProcessMesh(mesh=[[0, 1], [2, 3]])
+        self.shape = [16, 16, 16]
+        self.dims_mapping = [0, -1, 1]
+
+    def build_input(self, dims_mapping, shape):
+        tensor_dist_attr = TensorDistAttr()
+        tensor_dist_attr.dims_mapping = dims_mapping
+        tensor_dist_attr.process_mesh = self.process_mesh
+        return DistTensorSpec(shape, tensor_dist_attr)
+
+    def test_tile_forward(self):
+        input = self.build_input(self.dims_mapping, self.shape)
+        rule = core.get_phi_spmd_rule("tile")
+        inferred_dist_attrs = rule.infer_forward(input, [2, 2, 1, 1])
+        inferred_input_dist_attrs = inferred_dist_attrs[0]
+        self.assertEqual(len(inferred_input_dist_attrs), 1)
+        inferred_output_dist_attrs = inferred_dist_attrs[1]
+        self.assertEqual(len(inferred_output_dist_attrs), 1)
+        self.assertEqual(inferred_input_dist_attrs[0].dims_mapping, [-1, -1, 1])
+        self.assertEqual(
+            inferred_output_dist_attrs[0].dims_mapping, [-1, -1, -1, 1]
+        )
+
+    def test_tile_reverse(self):
+        input = self.build_input(self.dims_mapping, self.shape)
+        output = self.build_input([-1, -1, -1, 1], [2, 32, 16, 16])
+        rule = core.get_phi_spmd_rule("tile")
+        inferred_dist_attrs = rule.infer_backward(input, output, [2, 2, 1, 1])
+        inferred_input_dist_attrs = inferred_dist_attrs[0]
+        self.assertEqual(len(inferred_input_dist_attrs), 1)
+        inferred_output_dist_attrs = inferred_dist_attrs[1]
+        self.assertEqual(len(inferred_output_dist_attrs), 1)
+        self.assertEqual(inferred_input_dist_attrs[0].dims_mapping, [-1, -1, 1])
+        self.assertEqual(
+            inferred_output_dist_attrs[0].dims_mapping, [-1, -1, -1, 1]
+        )
+
+
+if __name__ == "__main__":
+    unittest.main()