def test_record_recently_converged(self):
"""
After converging, the group is added to ``recently_converged`` -- but
*before* being removed from ``currently_converging``, to avoid race
conditions.
"""
currently = Reference(pset())
recently = Reference(pmap())
remove_from_currently = match_func(pset([self.group_id]), pset([]))
sequence = [
(ReadReference(currently), lambda i: pset()),
add_to_currently(currently, self.group_id),
(('ec', self.tenant_id, self.group_id, 3600),
lambda i: (StepResult.SUCCESS, ScalingGroupStatus.ACTIVE)),
(Func(time.time), lambda i: 100),
add_to_recently(recently, self.group_id, 100),
(ModifyReference(currently, remove_from_currently), noop),
(DeleteNode(path='/groups/divergent/tenant-id_g1',
version=self.version), noop),
(Log('mark-clean-success', {}), noop)
]
eff = converge_one_group(
currently, recently, self.tenant_id, self.group_id, self.version,
3600, execute_convergence=self._execute_convergence)
perform_sequence(sequence, eff)
def _verify_sequence(self, sequence, converging=Reference(pset()),
recent=Reference(pmap()), allow_refs=True):
"""
Verify that sequence is executed
"""
eff = converge_one_group(
converging, recent, self.tenant_id, self.group_id, self.version,
3600, execute_convergence=self._execute_convergence)
fb_dispatcher = _get_dispatcher() if allow_refs else base_dispatcher
perform_sequence(sequence, eff, fallback_dispatcher=fb_dispatcher)