chore: import upstream snapshot with attribution

test/dygraph_to_static/test_partial_program_hook.py

@@ -0,0 +1,95 @@
+# 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
+
+import paddle
+from paddle.base import core
+from paddle.jit.dy2static import (
+    pir_partial_program,
+    program_translator,
+)
+from paddle.jit.dy2static.utils import Backend
+
+
+class TestPartiaProgramLayerHook(unittest.TestCase):
+    def setUp(self):
+        self._hook = pir_partial_program.PartialProgramLayerHook()
+
+    def test_before_append_backward(self):
+        self.assertEqual(
+            self._hook.before_append_backward(None, None), (None, None)
+        )
+
+    def test_after_append_backward(self):
+        self.assertEqual(
+            self._hook.after_append_backward(None, None, None, None, 0, 0),
+            (None, 0, None),
+        )
+
+    def test_after_infer(self):
+        self.assertIsNone(self._hook.after_infer(None))
+
+
+class TestPrimHook(unittest.TestCase):
+    def setUp(self):
+        core._set_prim_all_enabled(True)
+
+        def f():
+            return paddle.nn.functional.dropout(paddle.rand((1,)))
+
+        concrete_program, partial_program_layer = paddle.jit.to_static(
+            f, full_graph=True
+        ).get_concrete_program()
+        self._hook = program_translator.PirPrimHooker(
+            concrete_program.main_program, Backend.PHI
+        )
+        self.partial_program_layer = partial_program_layer
+
+    def tearDown(self):
+        core._set_prim_all_enabled(False)
+
+    def test_before_append_backward(self):
+        program = self.partial_program_layer.program
+
+        self._hook.before_append_backward(
+            program.forward_program,
+            program.out_values,
+        )
+        self.assertNotIn(
+            'pd_op.dropout',
+            tuple(
+                op.name() for op in program.forward_program.global_block().ops
+            ),
+        )
+
+    def test_after_append_backward(self):
+        program_ = self.partial_program_layer.train_program
+        train_program = program_.program
+
+        (
+            program,
+            forward_end_idx,
+            targets,
+        ) = self._hook.after_append_backward(
+            train_program, None, program_.out_values, None, 0, 0
+        )
+        self.assertNotIn(
+            'pd_op.dropout_grad',
+            tuple(op.name() for op in train_program.global_block().ops),
+        )
+
+
+if __name__ == '__main__':
+    unittest.main()