restructing to move repo

stl/test_parser.py

@@ -0,0 +1,31 @@
+# -*- coding: utf-8 -*-
+import stl
+from nose2.tools import params
+import unittest
+from sympy import Symbol
+
+ex1 = ('x1 > 2', stl.LinEq(
+    (stl.Var(1, Symbol("x1"), stl.ast.t_sym),),
+    ">",
+    2.0
+))
+ex1_ = ('x1 > a?', stl.LinEq(
+    (stl.Var(1, Symbol("x1"), stl.ast.t_sym),),
+    ">",
+    Symbol("a?")
+))
+
+i1 = stl.Interval(0., 1.)
+i1_ = stl.Interval(0., Symbol("b?"))
+i2 = stl.Interval(2., 3.)
+ex2 = ('◇[0,1](x1 > 2)', stl.F(i1, ex1[1]))
+ex3 = ('□[2,3]◇[0,1](x1 > 2)', stl.G(i2, ex2[1]))
+ex4 = ('(x1 > 2) or ((x1 > 2) or (x1 > 2))', 
+       stl.Or((ex1[1], ex1[1], ex1[1])))
+ex5 = ('G[0, b?](x1 > a?)',
+       stl.G(i1_, ex1_))
+ 
+class TestSTLParser(unittest.TestCase):
+    @params(ex1, ex2, ex3, ex4)
+    def test_stl(self, phi_str, phi):
+        self.assertEqual(stl.parse(phi_str), phi)