From 67802b8c3a453edd7eca32756a3a6674bb7ba751 Mon Sep 17 00:00:00 2001
From: Veklip <492217330@qq.com>
Date: Wed, 2 Mar 2016 11:14:29 +0800
Subject: [PATCH] Create testparser.py

create unittest for the parser
---
 testparser.py | 55 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 testparser.py

diff --git a/testparser.py b/testparser.py
new file mode 100644
index 0000000..e1307a0
--- /dev/null
+++ b/testparser.py
@@ -0,0 +1,55 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+#=================================================
+# copyright Amin By [http://aminby.net]
+# Since 2014-4
+#=================================================
+
+import unittest
+import parser
+
+class TestParser(unittest.TestCase):
+
+   def setUp(self):
+       self.psr = parser.SParser()
+       self.test_statements = (
+        ("(if 1 2 4)", 2),
+        ("(if 0 2)", None),
+        ("(def a 3)", 3),
+        ("a", 3),
+        ("(list 1  2  3  4)", "(list 1 2 3 4)"),
+        ("(func (x) (+ x x)", "(func (x) (+ x x))"),
+        ("(begin (def x 3) (* 1 2))", 2),
+        ("(def li (list 9 8 7 6))", "(list 9 8 7 6)"),
+        ("(first li)", 9),
+        ("(rest li)", "(list 8 7 6)"),
+        ("(def mi (func (x) (* x x)))", "(func (x) (* x x))"),
+        ("(mi 5)", 25),
+        ("(def mul (func (x y) (* x y)))", "(func (x y) (* x y))"),
+        ("(def mul7 (mul 7))", "(func (x y) (* x y))"),
+        ("(mul7 9)", 63),
+        ("(> 3 2 1)", True),
+        ("(> 2 2 1)", False),
+        ("(= 3 3 3)", True),
+        ("(= 3 3 2)", False),
+        ("(and 1 2 3)", True),
+        ("(and 1 2 (or 0 0 0 1))", True),
+        ("( begin 1    (and 9 8 7) (def gx 3) (mi 9))", 81),
+        ("(xor 1 1)", False),
+        ("(xor 0 0)", False),
+        ("(xor 1 0)", True),
+        ("(xor 0 1)", True),
+        ("wtf", "error: 'wtf' is undefined."),
+        ("(unfunc 1 2)", "error: 'unfunc' is undefined.")
+        )
+
+   def test_parse(self):
+       for s,r in self.test_statements:
+           rr = self.psr.parseAsIScheme(s).evaluate_excepted()
+           self.assertEqual(str(r), str(rr))
+
+
+
+if __name__ == '__main__':
+    unittest.main()