restructing to move repo

stl/test_utils.py

@@ -0,0 +1,30 @@
+import stl
+import stl.utils
+import pandas as pd
+from nose2.tools import params
+import unittest
+from sympy import Symbol
+
+ex1 = ("F[b?, 1]G[0, c?](x > a?)", {"a?", "b?", "c?"})
+ex2 = ("G[0, c?](x > a?)", {"a?", "c?"})
+ex3 = ("F[b?, 1]G[0, c?](x > a?)", {"a?", "b?", "c?"})
+
+ex4 = ("F[b?, 1]G[0, c?](x > a?)", "F[2, 1]G[0, 3](x > 1)")
+ex5 = ("G[0, c?](x > a?)", "G[0, 3](x > 1)")
+
+val = {"a?": 1.0, "b?": 2.0, "c?": 3.0}
+
+class TestSTLUtils(unittest.TestCase):
+    @params(ex1, ex2, ex3)
+    def test_param_lens(self, phi_str, params):
+        phi = stl.parse(phi_str)
+        self.assertEqual(set(map(str, stl.utils.param_lens(phi).get_all())), params)
+        
+    @params(ex4, ex5)
+    def test_set_params(self, phi_str, phi2_str):
+        phi = stl.parse(phi_str)
+        phi2 = stl.parse(phi2_str)
+        phi = stl.utils.set_params(phi, val)
+        
+        self.assertEqual(set(map(str, stl.utils.param_lens(phi).get_all())), set())
+        self.assertEqual(phi, phi2)