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fix: semantics for bounded eventually

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This commit is contained in:
Anand Balakrishnan 2023-10-31 12:08:36 -07:00
parent a295f21049
commit 46f0f60bc0
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12 changed files with 412 additions and 534 deletions
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42
pyargus/tests/test_semantics.py
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@ -1,13 +1,26 @@
from typing import List, Tuple
from typing import List, Literal, Tuple
import hypothesis.strategies as st
import mtl
import rtamt
from hypothesis import given
import argus
from argus.test_utils.signals_gen import gen_samples
def _create_rtamt_spec(spec: str) -> rtamt.StlDenseTimeSpecification:
rtamt_spec = rtamt.StlDenseTimeSpecification()
rtamt_spec.name = "STL Spec"
rtamt_spec.declare_var("x", "float")
rtamt_spec.declare_var("y", "float")
rtamt_spec.add_sub_spec("a = (x > 0)")
rtamt_spec.add_sub_spec("b = (y > 0)")
rtamt_spec.spec = spec
rtamt_spec.parse()
return rtamt_spec
@given(
sample_lists=gen_samples(min_size=3, max_size=50, dtype_=bool, n_lists=2),
spec=st.one_of(
@ -24,10 +37,12 @@ from argus.test_utils.signals_gen import gen_samples
]
]
),
interpolation_method=st.one_of(st.just("constant"), st.just("linear")),
)
def test_boolean_propositional_expr(
sample_lists: List[List[Tuple[float, bool]]],
spec: str,
interpolation_method: Literal["linear", "constant"],
) -> None:
mtl_spec = mtl.parse(spec)
argus_spec = argus.parse_expr(spec)
@ -37,13 +52,13 @@ def test_boolean_propositional_expr(
mtl_data = dict(a=a, b=b)
argus_data = argus.Trace(
dict(
a=argus.BoolSignal.from_samples(a, interpolation_method="constant"),
b=argus.BoolSignal.from_samples(b, interpolation_method="constant"),
a=argus.BoolSignal.from_samples(a, interpolation_method=interpolation_method),
b=argus.BoolSignal.from_samples(b, interpolation_method=interpolation_method),
)
)
mtl_rob = mtl_spec(mtl_data, quantitative=False)
argus_rob = argus.eval_bool_semantics(argus_spec, argus_data)
argus_rob = argus.eval_bool_semantics(argus_spec, argus_data, interpolation_method=interpolation_method)
assert mtl_rob == argus_rob.at(0), f"{argus_rob=}"
@ -54,40 +69,43 @@ def test_boolean_propositional_expr(
[
st.just(spec)
for spec in [
"F a",
"G b",
"F[0,2] a",
"G[0,2] b",
"F[0,10] a",
"G[0,10] b",
"(G(a & b))",
"(F(a | b))",
# FIXME: `mtl` doesn't contract the signal domain for F[0,2] so it fails if a is True and b is False in the
# last sample point.
# "G(a -> F[0,2] b)",
"G(a -> F b)",
"G F a -> F G b",
"(G F a -> F G b)",
"(a U b)",
"(a U[0,2] b)",
]
]
),
interpolation_method=st.one_of(st.just("constant"), st.just("linear")),
)
def test_boolean_temporal_expr(
sample_lists: List[List[Tuple[float, bool]]],
spec: str,
interpolation_method: Literal["linear", "constant"],
) -> None:
mtl_spec = mtl.parse(spec)
argus_spec = argus.parse_expr(spec)
assert isinstance(argus_spec, argus.BoolExpr)
a = sample_lists[0]
b = sample_lists[1]
a, b = sample_lists
mtl_data = dict(a=a, b=b)
argus_data = argus.Trace(
dict(
a=argus.BoolSignal.from_samples(a, interpolation_method="constant"),
b=argus.BoolSignal.from_samples(b, interpolation_method="constant"),
a=argus.BoolSignal.from_samples(a, interpolation_method=interpolation_method),
b=argus.BoolSignal.from_samples(b, interpolation_method=interpolation_method),
)
)
mtl_rob = mtl_spec(mtl_data, quantitative=False)
argus_rob = argus.eval_bool_semantics(argus_spec, argus_data)
argus_rob = argus.eval_bool_semantics(argus_spec, argus_data, interpolation_method=interpolation_method)
assert mtl_rob == argus_rob.at(0), f"{argus_rob=}"