def test_sia_disconnected_network(reducible):
assert (compute.sia(reducible) ==
models.SystemIrreducibilityAnalysis(subsystem=reducible,
cut_subsystem=reducible,
phi=0.0,
ces=[],
partitioned_ces=[]))
def test_sia_empty_subsystem(s_empty):
assert compute.sia(s_empty) == models.SystemIrreducibilityAnalysis(
phi=0.0,
ces=(),
partitioned_ces=(),
subsystem=s_empty,
cut_subsystem=s_empty)
def test_sia_wrappers(reducible):
assert (compute.sia(reducible) ==
models.SystemIrreducibilityAnalysis(subsystem=reducible,
cut_subsystem=reducible,
phi=0.0,
ces=[],
partitioned_ces=[]))
assert compute.phi(reducible) == 0.0
def test_sia_empty_subsystem(s_empty, flushcache, restore_fs_cache):
flushcache()
assert (compute.sia(s_empty) == models.SystemIrreducibilityAnalysis(
phi=0.0,
ces=(),
partitioned_ces=(),
subsystem=s_empty,
cut_subsystem=s_empty))
def sia(ces=(), partitioned_ces=(), subsystem=None, cut_subsystem=None,
phi=1.0):
"""Build a ``SystemIrreducibilityAnalysis``."""
cut_subsystem = cut_subsystem or subsystem
return models.SystemIrreducibilityAnalysis(
ces=ces,
partitioned_ces=partitioned_ces,
subsystem=subsystem, cut_subsystem=cut_subsystem, phi=phi)
