chore: import upstream snapshot with attribution

test/sot/test_call_object.py

@@ -0,0 +1,83 @@
+# 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 test_case_base import TestCaseBase
+
+import paddle
+
+patched = lambda self, x: x * self.a
+
+patched2 = lambda self, x: x * self.a + 3
+
+
+class A:
+    def __init__(self, a):
+        self.a = a
+
+    def __call__(self, x):
+        return self.add(x)
+
+    def add(self, x):
+        return x + self.a
+
+    multi = patched
+
+
+class B:
+    def __init__(self, a):
+        self.a = A(a)
+
+    def __call__(self, x, func):
+        return getattr(self.a, func)(x)
+
+    def self_call(self, x, func):
+        return getattr(self.a, func)(self.a, x)
+
+
+def foo_1(a, x):
+    return a(x)
+
+
+def foo_2(a, x):
+    return a.multi(x)
+
+
+def foo_3(b, x):
+    return b(x, "multi")
+
+
+def foo_4(b, x):
+    return b(x, "add")
+
+
+def foo_5(b, x):
+    return b.self_call(x, "multi")
+
+
+class TestCallObject(TestCaseBase):
+    def test_simple(self):
+        c = B(13)
+        c.a.multi = patched2
+        self.assert_results(foo_1, A(13), paddle.to_tensor(2))
+        self.assert_results(foo_2, A(13), paddle.to_tensor(2))
+        self.assert_results(foo_3, B(13), paddle.to_tensor(2))
+        self.assert_results(foo_4, B(13), paddle.to_tensor(2))
+        self.assert_results(foo_5, c, paddle.to_tensor(2))
+        self.assert_results(foo_4, c, paddle.to_tensor(2))
+
+
+if __name__ == "__main__":
+    unittest.main()