Migrate stepper tests to the level-list representation

Schedule test drives _pairs[i].explode/coalesce and patches _advance(index,
buffer) for the stale L1->L2 feed mutant; remap rejection test patches
_boundary_hosts entries and hierarchy.pairs instead of the read-only views;
the GPU launch-failure test patches _pairs[0].explode. Assertions unchanged.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
Claude
2026-10-17 01:36:41 +00:00
co-authored by Claude Opus 5.5
parent edce582a2d
commit 7ecb179a41
3 changed files with 19 additions and 14 deletions
@@ -251,14 +251,14 @@ class ConstructorAndSchedule(unittest.TestCase):
initial_c=c.current
def record(name):
return lambda source,*a,**kw: events.append((name,source))
run._explode.side_effect=record('explode01')
run._child.explode.side_effect=record('explode12')
run._pairs[0].explode.side_effect=record('explode01')
run._pairs[1].explode.side_effect=record('explode12')
for i,level in enumerate(run._levels):
level.kernel.side_effect=record(f'step{i}')
if bodies:
g.boundary.kernel.side_effect=record('bfl2')
run._child.coalesce.side_effect=lambda src,dst,*a,**kw: events.append(('restrict21',dst))
run._coalesce.side_effect=lambda src,dst,*a,**kw: events.append(('restrict10',dst))
run._pairs[1].coalesce.side_effect=lambda src,dst,*a,**kw: events.append(('restrict21',dst))
run._pairs[0].coalesce.side_effect=lambda src,dst,*a,**kw: events.append(('restrict10',dst))
run._status='ready'
expected=[('explode01',initial_c)]
for middle in (f.current,f.spare):
@@ -278,13 +278,14 @@ class ConstructorAndSchedule(unittest.TestCase):
self.assertEqual([l.kernel.call_count for l in run._levels],[1,2,4])
# A stale-feed implementation must fail the source-identity guard.
feeds=[]
advance=run._advance_child
def checked_advance(buffer, **kw):
self.assertIs(buffer,(f.current,f.spare)[len(feeds)])
feeds.append(buffer)
advance(buffer,**kw)
with patch.object(run,'_advance_child',side_effect=lambda buffer,**kw:
checked_advance(f.current,**kw)):
advance=run._advance
def checked_advance(index, buffer, **kw):
if index == 2: # L1 -> L2 feed: must be the L1 hop source
self.assertIs(buffer,(f.current,f.spare)[len(feeds)])
feeds.append(buffer)
advance(index,buffer,**kw)
with patch.object(run,'_advance',side_effect=lambda index,buffer,**kw:
checked_advance(index,f.current if index == 2 else buffer,**kw)):
with self.assertRaises(AssertionError):
run.step()
# A per-region shared-parent advance must fail the 1:2:4 guard.