Fast boolean evaluation

test_boolean.py

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+import stl
+import stl.fastboolean_eval
+import pandas as pd
+from nose2.tools import params
+import unittest
+from sympy import Symbol
+
+ex1 = ("2*A > 3", False)
+ex2 = ("F[0, 1](2*A > 3)", True)
+ex3 = ("F[1, 0](2*A > 3)", False)
+ex4 = ("G[1, 0](2*A > 3)", True)
+ex5 = ("(A < 0)", False)
+ex6 = ("G[0, 0.1](A < 0)", False)
+ex7 = ("G[0, 0.1](C)", True)
+ex8 = ("G[0, 0.2](C)", False)
+ex9 = ("(F[0, 0.2](C)) and (F[0, 1](2*A > 3))", True)
+x = pd.DataFrame([[1,2, True], [1,4, True], [4,2, False]], index=[0,0.1,0.2], 
+                 columns=["A", "B", "C"])
+
+tests = [ex1, ex2, ex3, ex4, ex5, ex6, ex7, ex8, ex9]
+for test in tests:				 
+   phi = stl.parse(test[0])
+   print(phi)
+   stl_eval = stl.fastboolean_eval.pointwise_sat(phi)
+   print(stl_eval(x, [0]))
+