diff --git a/ppdet/modeling/tests/test_architectures.py b/ppdet/modeling/tests/test_architectures.py
new file mode 100644
index 0000000000000000000000000000000000000000..95cb212037fd8bfb44b5037e1117241b721d7358
--- /dev/null
+++ b/ppdet/modeling/tests/test_architectures.py
@@ -0,0 +1,59 @@
+#   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 absolute_import
+from __future__ import division
+from __future__ import print_function
+
+import unittest
+import ppdet
+
+
+class TestFasterRCNN(unittest.TestCase):
+    def setUp(self):
+        self.set_config()
+
+    def set_config(self):
+        self.cfg_file = 'configs/faster_rcnn/faster_rcnn_r50_fpn_1x_coco.yml'
+
+    def test_trainer(self):
+        # Trainer __init__ will build model and DataLoader
+        # 'train' and 'eval' mode include dataset loading
+        # use 'test' mode to simplify tests
+        cfg = ppdet.core.workspace.load_config(self.cfg_file)
+        trainer = ppdet.engine.Trainer(cfg, mode='test')
+
+
+class TestMaskRCNN(TestFasterRCNN):
+    def set_config(self):
+        self.cfg_file = 'configs/mask_rcnn/mask_rcnn_r50_fpn_1x_coco.yml'
+
+
+class TestCascadeRCNN(TestFasterRCNN):
+    def set_config(self):
+        self.cfg_file = 'configs/cascade_rcnn/cascade_rcnn_r50_fpn_1x_coco.yml'
+
+
+class TestYolov3(TestFasterRCNN):
+    def set_config(self):
+        self.cfg_file = 'configs/yolov3/yolov3_darknet53_270e_coco.yml'
+
+
+class TestSSD(TestFasterRCNN):
+    def set_config(self):
+        self.cfg_file = 'configs/ssd/ssd_vgg16_300_240e_voc.yml'
+
+
+if __name__ == '__main__':
+    unittest.main()