diff --git a/test/example.py b/test/example.py
new file mode 100644
index 0000000000000000000000000000000000000000..22cc4df666ae911f557198c21dbec185051b35c6
--- /dev/null
+++ b/test/example.py
@@ -0,0 +1,61 @@
+#/bin/env python3
+#-*- encoding=utf8 -*-
+"""
+create by: miaokaibo
+date: 2020-10-30
+
+test all: pytest -s example.py --html=result.html
+test one class: pytest -s xxxx.py::Testxx --html=result.html
+test one class one case: pytest -s xxxx.py::Testxx::test_xxx --html=result.html
+"""
+import pytest
+
+
+class TestCase(object):
+    def setup_class(self):
+        """
+        setup before all cases
+        """
+        print("setup_class")
+
+    def teardown_class(self):
+        """
+        teardown after all cases
+        """
+        print("teardown_class")
+
+    def setup_method(self):
+        """
+        setup before everyone case
+        """
+        print("setup_method")
+
+    def teardown_method(self):
+        """
+        teardown after everyone case
+        """
+        print("teardown_method")
+
+    def test_1(self):
+        """
+        case name must start with test_
+        """
+        print("test_1")
+        assert False
+
+    def test_2(self):
+        """
+        case name must start with test_
+        """
+        print("test_2")
+        assert True
+
+    def test_3(self):
+        """
+        case name must start with test_
+        """
+        print("test_3")
+        assert True
+
+#if __main__ == "__name__":
+