Added unit test.

contrib/py-bindings/script.py

@@ -1,11 +0,0 @@
-#!/usr/bin/env python
-import gf
-query = gf.read_pgf("Query.pgf")
-lang = gf.read_language('QueryEng')
-cat = query.startcat()
-print 'start category:', cat
-print 'language is:', lang
-lexed = "is 2 prime"
-print "Parsing '%s':" % lexed
-for e in query.parse(lexed, lang):
-    print '\t',e

contrib/py-bindings/test.py

@@ -0,0 +1,40 @@
+#!/usr/bin/env python
+import gf
+import unittest
+
+import re
+hexre = re.compile('0x[0-9a-f]+:[ ]*')
+def rmprefix(obj):
+	s = `obj`
+	m = hexre.match(s)
+	return m and s[m.end(0):]
+	
+class TestParsing(unittest.TestCase):
+	def setUp(self):
+		self.lexed = [
+			('is 89 odd',"Odd (Number 89)"),
+			('is 21 prime',"Prime (Number 21)")]
+		self.lang = 'QueryEng'
+		self.pgf = "Query.pgf"
+	def test_createPgf(self):
+		q = gf.read_pgf(self.pgf)
+		self.assertNotEqual(q,None)
+	def test_startcat(self):
+		pgf = gf.read_pgf(self.pgf)
+		cat = pgf.startcat()
+		self.assertEqual(rmprefix(cat),'Question')
+	def test_createLanguage(self):
+		l = gf.read_language(self.lang) 
+		self.assertEqual(rmprefix(l),self.lang)
+	def test_parse(self):
+		s = self.lexed[0]
+		pgf = gf.read_pgf(self.pgf)
+		l = gf.read_language(self.lang)
+		for s,t in self.lexed:
+			ps = pgf.parse(s, l)
+			self.failUnless(ps)
+			pt = rmprefix(ps[0])
+			self.assertEqual(pt,t)
+
+if __name__ == '__main__':
+	unittest.main()