diff --git a/test/.gitignore b/test/.gitignore
new file mode 100644
index 0000000..763624e
--- /dev/null
+++ b/test/.gitignore
@@ -0,0 +1 @@
+__pycache__/*
\ No newline at end of file
diff --git a/test/config/jaxon_joint_layout.yaml b/test/config/jaxon_joint_layout.yaml
new file mode 100644
index 0000000..bd77bae
--- /dev/null
+++ b/test/config/jaxon_joint_layout.yaml
@@ -0,0 +1,4 @@
+main:
+  rleg_joint_angle:
+    legends:
+      - { key: st_q, id: [0-5] }
diff --git a/test/config/jaxon_watt_layout.yaml b/test/config/jaxon_watt_layout.yaml
new file mode 100644
index 0000000..8750986
--- /dev/null
+++ b/test/config/jaxon_watt_layout.yaml
@@ -0,0 +1,4 @@
+main:
+  watt:
+    legends:
+      - { key: watt, id: [0-5] }
diff --git a/test/test_log_parser.py b/test/test_log_parser.py
new file mode 100755
index 0000000..cd3dbdb
--- /dev/null
+++ b/test/test_log_parser.py
@@ -0,0 +1,31 @@
+#!/usr/bin/python
+#-*- coding:utf-8 -*-
+
+import unittest.main
+from unittest import TestCase
+from log_plotter.log_parser import LogParser
+
+class TestLogParser(TestCase):
+    def test_from_file_joint(self):
+        fname = 'data/jaxon_test_data/jaxon_test'
+        plot_conf ='../config/robot/jaxon/jaxon_plot.yaml'
+        layout_conf = 'config/jaxon_joint_layout.yaml'
+        p = LogParser(fname, plot_conf, layout_conf)
+        p.readData()
+        # import pdb;pdb.set_trace();
+        self.assertEqual(p.dataListDict.keys(), ['st_q'], msg='input file is not saved in LogParser')
+
+    def test_from_file_watt(self):
+        fname = 'data/jaxon_test_data/jaxon_test'
+        plot_conf ='../config/robot/jaxon/jaxon_plot.yaml'
+        layout_conf = 'config/jaxon_watt_layout.yaml'
+        p = LogParser(fname, plot_conf, layout_conf)
+        p.readData()
+        # import pdb;pdb.set_trace();
+        self.assertEqual(set(p.dataListDict.keys()), set(['RobotHardware0_dq','RobotHardware0_tau']), msg='input file is not saved in LogParser')
+
+__all__ = ['TestLogParser']
+        
+if __name__ == '__main__':
+    unittest.main(verbosity=2)
+