Cherry-pick：Split unittest(#30727) to solve the problem of...

Cherry-pick：Split unittest(#30727) to solve the problem of 'test_static_save_load' timeout.(#30727) (#30916)

单测test_static_save_load耗时较长，将主要耗时部分单独拆分出来，以免增加其他单测对其造成影响。
原始PR：#30727

python/paddle/fluid/tests/unittests/CMakeLists.txt

@@ -706,11 +706,12 @@ set_tests_properties(test_nearest_interp_v2_op PROPERTIES TIMEOUT 120)
 set_tests_properties(test_trilinear_interp_op PROPERTIES TIMEOUT 120)
 set_tests_properties(test_bicubic_interp_v2_op PROPERTIES TIMEOUT 120)
 set_tests_properties(test_gather_op PROPERTIES TIMEOUT 120)
+set_tests_properties(test_static_save_load PROPERTIES TIMEOUT 120)
 if (WIN32)
-    set_tests_properties(test_static_save_load PROPERTIES TIMEOUT 300)
+    set_tests_properties(test_static_save_load_large PROPERTIES TIMEOUT 900)
     set_tests_properties(test_paddle_save_load PROPERTIES TIMEOUT 250)
 else()
-    set_tests_properties(test_static_save_load PROPERTIES TIMEOUT 200)
+    set_tests_properties(test_static_save_load_large PROPERTIES TIMEOUT 600)
     set_tests_properties(test_paddle_save_load PROPERTIES TIMEOUT 150)
 endif()
 set_tests_properties(test_imperative_selected_rows_to_lod_tensor PROPERTIES TIMEOUT 120)

python/paddle/fluid/tests/unittests/test_static_save_load.py

@@ -1313,78 +1313,6 @@ class TestProgramStateOldSave(unittest.TestCase):
                 self.assertTrue(np.array_equal(new_t, base_t))
 
 
-class TestStaticSaveLoadLargeParameters(unittest.TestCase):
-    def test_large_parameters_static_save(self):
-        # enable static mode
-        paddle.enable_static()
-        LARGE_PARAM = 2**26
-        with new_program_scope():
-            # create network
-            x = paddle.static.data(
-                name="static_save_load_large_x",
-                shape=[None, 10],
-                dtype='float32')
-            z = paddle.static.nn.fc(x, LARGE_PARAM, bias_attr=False)
-            place = paddle.CPUPlace()
-            exe = paddle.static.Executor(place)
-            exe.run(paddle.static.default_startup_program())
-            prog = paddle.static.default_main_program()
-
-            inputs = np.random.randn(1, 10).astype("float32")
-            result_z = exe.run(program=prog,
-                               feed={"static_save_load_large_x": inputs},
-                               fetch_list=[z.name])
-            base_map = {}
-            for var in prog.list_vars():
-                if isinstance(var, framework.Parameter) or var.persistable:
-                    t = np.array(fluid.global_scope().find_var(var.name)
-                                 .get_tensor())
-                    # make sure all the paramerter or optimizer var have been update
-                    self.assertTrue(np.sum(np.abs(t)) != 0)
-                    base_map[var.name] = t
-
-            path = os.path.join("test_static_save_load_large_param",
-                                "static_save")
-            paddle.fluid.save(prog, path)
-            # set var to zero
-            for var in prog.list_vars():
-                if isinstance(var, framework.Parameter) or var.persistable:
-                    ten = fluid.global_scope().find_var(var.name).get_tensor()
-                    ten.set(np.zeros_like(np.array(ten)), place)
-
-                    new_t = np.array(fluid.global_scope().find_var(var.name)
-                                     .get_tensor())
-                    self.assertTrue(np.sum(np.abs(new_t)) == 0)
-
-            paddle.fluid.load(prog, path)
-
-            for var in prog.list_vars():
-                if isinstance(var, framework.Parameter) or var.persistable:
-                    new_t = np.array(fluid.global_scope().find_var(var.name)
-                                     .get_tensor())
-                    base_t = base_map[var.name]
-                    self.assertTrue(np.array_equal(new_t, base_t))
-
-            # set var to zero
-            for var in prog.list_vars():
-                if isinstance(var, framework.Parameter) or var.persistable:
-                    ten = fluid.global_scope().find_var(var.name).get_tensor()
-                    ten.set(np.zeros_like(np.array(ten)), place)
-
-                    new_t = np.array(fluid.global_scope().find_var(var.name)
-                                     .get_tensor())
-                    self.assertTrue(np.sum(np.abs(new_t)) == 0)
-
-            program_state = fluid.load_program_state(path)
-            fluid.set_program_state(prog, program_state)
-            for var in prog.list_vars():
-                if isinstance(var, framework.Parameter) or var.persistable:
-                    new_t = np.array(fluid.global_scope().find_var(var.name)
-                                     .get_tensor())
-                    base_t = base_map[var.name]
-                    self.assertTrue(np.array_equal(new_t, base_t))
-
-
 class TestProgramStateOldSaveSingleModel(unittest.TestCase):
     def test_ptb_rnn_cpu_float32(self):
         seed = 90

python/paddle/fluid/tests/unittests/test_static_save_load_large.py

+#   Copyright (c) 2021 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.
+
+from __future__ import print_function
+
+import unittest
+import paddle
+import paddle.fluid as fluid
+import paddle.fluid.framework as framework
+from test_imperative_base import new_program_scope
+
+import numpy as np
+import six
+import pickle
+import os
+
+
+class TestStaticSaveLoadLargeParameters(unittest.TestCase):
+    def test_large_parameters_static_save(self):
+        # enable static mode
+        paddle.enable_static()
+        LARGE_PARAM = 2**26
+        with new_program_scope():
+            # create network
+            x = paddle.static.data(
+                name="static_save_load_large_x",
+                shape=[None, 10],
+                dtype='float32')
+            z = paddle.static.nn.fc(x, LARGE_PARAM, bias_attr=False)
+            place = paddle.CPUPlace()
+            exe = paddle.static.Executor(place)
+            exe.run(paddle.static.default_startup_program())
+            prog = paddle.static.default_main_program()
+
+            base_map = {}
+            for var in prog.list_vars():
+                if isinstance(var, framework.Parameter) or var.persistable:
+                    t = np.array(fluid.global_scope().find_var(var.name)
+                                 .get_tensor())
+                    # make sure all the paramerter or optimizer var have been update
+                    self.assertTrue(np.sum(np.abs(t)) != 0)
+                    base_map[var.name] = t
+
+            path = os.path.join("test_static_save_load_large_param",
+                                "static_save")
+            paddle.fluid.save(prog, path)
+            # set var to zero
+            for var in prog.list_vars():
+                if isinstance(var, framework.Parameter) or var.persistable:
+                    ten = fluid.global_scope().find_var(var.name).get_tensor()
+                    ten.set(np.zeros_like(np.array(ten)), place)
+
+                    new_t = np.array(fluid.global_scope().find_var(var.name)
+                                     .get_tensor())
+                    self.assertTrue(np.sum(np.abs(new_t)) == 0)
+
+            paddle.fluid.load(prog, path)
+
+            for var in prog.list_vars():
+                if isinstance(var, framework.Parameter) or var.persistable:
+                    new_t = np.array(fluid.global_scope().find_var(var.name)
+                                     .get_tensor())
+                    base_t = base_map[var.name]
+                    self.assertTrue(np.array_equal(new_t, base_t))
+
+            # set var to zero
+            for var in prog.list_vars():
+                if isinstance(var, framework.Parameter) or var.persistable:
+                    ten = fluid.global_scope().find_var(var.name).get_tensor()
+                    ten.set(np.zeros_like(np.array(ten)), place)
+
+                    new_t = np.array(fluid.global_scope().find_var(var.name)
+                                     .get_tensor())
+                    self.assertTrue(np.sum(np.abs(new_t)) == 0)
+
+            program_state = fluid.load_program_state(path)
+            fluid.set_program_state(prog, program_state)
+            for var in prog.list_vars():
+                if isinstance(var, framework.Parameter) or var.persistable:
+                    new_t = np.array(fluid.global_scope().find_var(var.name)
+                                     .get_tensor())
+                    base_t = base_map[var.name]
+                    self.assertTrue(np.array_equal(new_t, base_t))