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implemented boolean evaluator + increasing converage

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This commit is contained in:
Marcell Vazquez-Chanlatte 2017-11-12 11:04:56 -08:00
parent f53cab4485
commit 77a904d050
4 changed files with 123 additions and 53 deletions
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94
stl/test_boolean_eval.py
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@ -1,13 +1,12 @@
import hypothesis.strategies as st
import traces
from hypothesis import given # , settings, Verbosity, Phase
from hypothesis import given, settings, Verbosity, Phase
from pytest import raises
import stl
import stl.boolean_eval
import stl.fastboolean_eval
# from stl.hypothesis import SignalTemporalLogicStrategy
from stl.hypothesis import SignalTemporalLogicStrategy
"""
TODO: property based test that fasteval should be the same as slow
TODO: property based test that x |= phi == ~(x |= ~phi)
@ -24,40 +23,26 @@ TODO: Automatically generate input time series.
"""
x = {
"x": traces.TimeSeries([(0, 1), (0.1, 1), (0.2, 4)]),
"y": traces.TimeSeries([(0, 2), (0.1, 4), (0.2, 2)]),
"AP1": traces.TimeSeries([(0, True), (0.1, True), (0.2, False)]),
"AP2": traces.TimeSeries([(0, False), (0.2, True), (0.5, False)]),
"AP3": traces.TimeSeries([(0, True), (0.1, True), (0.3, False)]),
"AP4": traces.TimeSeries([(0, False), (0.1, False), (0.3, False)]),
"AP5": traces.TimeSeries([(0, False), (0.1, False), (0.3, True)]),
"x":
traces.TimeSeries([(0, 1), (0.1, 1), (0.2, 4)], domain=(0, 10)),
"y":
traces.TimeSeries([(0, 2), (0.1, 4), (0.2, 2)], domain=(0, 10)),
"AP1":
traces.TimeSeries([(0, True), (0.1, True), (0.2, False)], domain=(0, 10)),
"AP2":
traces.TimeSeries([(0, False), (0.2, True), (0.5, False)], domain=(0, 10)),
"AP3":
traces.TimeSeries([(0, True), (0.1, True), (0.3, False)], domain=(0, 10)),
"AP4":
traces.TimeSeries(
[(0, False), (0.1, False), (0.3, False)], domain=(0, 10)),
"AP5":
traces.TimeSeries([(0, False), (0.1, False), (0.3, True)], domain=(0, 10)),
}
@given(st.just(stl.ast.Next(stl.BOT) | stl.ast.Next(stl.TOP)))
# @given(SignalTemporalLogicStrategy)
# @settings(max_shrinks=0, verbosity=Verbosity.verbose,
# perform_health_check=False,
# phases=[Phase.generate])
def test_boolean_identities(phi):
stl_eval = stl.boolean_eval.pointwise_sat(phi)
stl_eval2 = stl.boolean_eval.pointwise_sat(~phi)
assert stl_eval2(x, 0) == (not stl_eval(x, 0))
stl_eval3 = stl.boolean_eval.pointwise_sat(~~phi)
assert stl_eval3(x, 0) == stl_eval(x, 0)
stl_eval4 = stl.boolean_eval.pointwise_sat(phi & phi)
assert stl_eval4(x, 0) == stl_eval(x, 0)
stl_eval5 = stl.boolean_eval.pointwise_sat(phi & ~phi)
assert not stl_eval5(x, 0)
stl_eval6 = stl.boolean_eval.pointwise_sat(phi | ~phi)
assert stl_eval6(x, 0)
# phi2 = stl.alw(stl.ast.Next(phi))
# phi3 = stl.ast.Next(stl.alw(phi))
# stl_eval7 = stl.boolean_eval.pointwise_sat(phi2)
# stl_eval8 = stl.boolean_eval.pointwise_sat(phi3)
# assert stl_eval7(x, 0) == stl_eval8(x, 0)
def test_eval_smoke_tests(phi):
stl_eval9 = stl.boolean_eval.pointwise_sat(stl.ast.Next(phi))
stl_eval10 = stl.boolean_eval.pointwise_sat(~stl.ast.Next(phi))
assert stl_eval9(x, 0) != stl_eval10(x, 0)
@ -75,9 +60,48 @@ def test_boolean_identities(phi):
assert stl_eval13(x, 0)
assert not stl_eval13(x, 0.4)
phi7 = stl.parse('G(~(AP4))')
stl_eval14 = stl.boolean_eval.pointwise_sat(phi7)
assert stl_eval14(x, 0)
phi8 = stl.parse('F(AP5)')
stl_eval15 = stl.boolean_eval.pointwise_sat(phi8)
assert stl_eval15(x, 0)
phi9 = stl.parse('(AP1) U (AP2)')
stl_eval16 = stl.boolean_eval.pointwise_sat(phi9)
assert stl_eval16(x, 0)
phi10 = stl.parse('(AP2) U (AP2)')
stl_eval17 = stl.boolean_eval.pointwise_sat(phi10)
assert not stl_eval17(x, 0)
with raises(NotImplementedError):
stl.boolean_eval.eval_stl(None, None)
@given(SignalTemporalLogicStrategy)
@settings(
max_shrinks=0,
verbosity=Verbosity.verbose,
perform_health_check=False,
phases=[Phase.generate])
def test_temporal_identities(phi):
stl_eval = stl.boolean_eval.pointwise_sat(phi)
stl_eval2 = stl.boolean_eval.pointwise_sat(~phi)
assert stl_eval2(x, 0) == (not stl_eval(x, 0))
stl_eval3 = stl.boolean_eval.pointwise_sat(~~phi)
assert stl_eval3(x, 0) == stl_eval(x, 0)
stl_eval4 = stl.boolean_eval.pointwise_sat(phi & phi)
assert stl_eval4(x, 0) == stl_eval(x, 0)
stl_eval5 = stl.boolean_eval.pointwise_sat(phi & ~phi)
assert not stl_eval5(x, 0)
stl_eval6 = stl.boolean_eval.pointwise_sat(phi | ~phi)
assert stl_eval6(x, 0)
@given(st.just(stl.BOT))
def test_temporal_identities(phi):
def test_temporal_identities2(phi):
stl_eval = stl.fastboolean_eval.pointwise_sat(stl.alw(phi, lo=0, hi=4))
stl_eval2 = stl.fastboolean_eval.pointwise_sat(~stl.env(~phi, lo=0, hi=4))
assert stl_eval2(x, 0) == stl_eval(x, 0)