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Freezing a live date filter captures current time once · case 01

Freezing a live date filter captures current time once is violated by the widget projection.

Verified by executionVariant 1 · 10 checks per implementationDownload source bundle ↓JSON ↗

ROOT CAUSE

The freeze-action decision uses `d['anchor']` instead of the stipulated relative-date-mode projection.

VERIFIED REPAIR

Implement the declared freeze-action projection: `d['now'] if d['mode']=='live' else d['anchor']`.

Unsuccessful approach: The attempted correction `d['now']` still violates the explicit contract fixtures.

Case contract

Relative filter presets retain symbolic duration until apply when frozen mode is selected; changing anchor or direction invalidates an absolute draft preview. This example checks: Freezing a live date filter captures current time once.

Why this case matters

Filter-widget state and serialization must preserve user constraints while the view changes.

1 / The failure

Exit 1
"""Failure Map reference implementation. Python standard library only."""
import json

N = 1
observations = []
def solve(d):
    return {'symbolic-payload':({'duration':d['duration'],'direction':d['direction']} if d['mode']=='live' else {'anchor':d['anchor'],'duration':d['duration'],'direction':d['direction']}), 'direction-caption':('past' if d['direction']==-1 else 'next'), 'anchor-control':(d['mode']=='frozen'), 'preview-validity':(d['preview_anchor']==d['anchor'] and d['preview_direction']==d['direction']), 'duration-required':(d['duration']>0), 'freeze-action':(d['anchor'])}
def check(label, actual, expected):
    observations.append({"check": label, "actual": actual, "expected": expected, "passed": actual == expected})
fixtures = {1: [({'duration': 0, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': False, 'freeze-action': 12}), ({'duration': 0, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': False, 'freeze-action': 10}), ({'duration': 0, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 0, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': True, 'duration-required': False, 'freeze-action': 12}), ({'duration': 0, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 0, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': True, 'duration-required': False, 'freeze-action': 10}), ({'duration': 1, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 1, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 1, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 1, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 1, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 1, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': True, 'duration-required': True, 'freeze-action': 12}), ({'duration': 1, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 1, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': True, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10})], 2: [({'duration': 0, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': False, 'freeze-action': 12}), ({'duration': 0, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 0, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': False, 'duration-required': False, 'freeze-action': 10}), ({'duration': 1, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'duration': 1, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': True, 'duration-required': True, 'freeze-action': 12}), ({'duration': 1, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 1, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': True, 'duration-required': True, 'freeze-action': 10}), ({'duration': 1, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'duration': 1, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 1, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 1, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': True, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': True, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'duration': 7, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10})], 3: [({'duration': 0, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': True, 'duration-required': False, 'freeze-action': 12}), ({'duration': 1, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 1, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 1, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'duration': 1, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 1, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 1, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'duration': 7, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 0, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': False, 'freeze-action': 12}), ({'duration': 0, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': False, 'freeze-action': 10})], 4: [({'duration': 0, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': False, 'freeze-action': 12}), ({'duration': 1, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 1, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'duration': 7, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 0, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': False, 'freeze-action': 12}), ({'duration': 0, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': False, 'freeze-action': 10}), ({'duration': 0, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'duration': 0, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': False, 'duration-required': False, 'freeze-action': 12}), ({'duration': 0, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 0, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': False, 'duration-required': False, 'freeze-action': 10})], 5: [({'duration': 0, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'duration': 0, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': False, 'duration-required': False, 'freeze-action': 12}), ({'duration': 1, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 1, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': True, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 7, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': True, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': True, 'duration-required': True, 'freeze-action': 10}), ({'duration': 0, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': False, 'freeze-action': 12}), ({'duration': 0, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': False, 'freeze-action': 10}), ({'duration': 0, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 0, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': True, 'duration-required': False, 'freeze-action': 12}), ({'duration': 0, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 0, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': True, 'duration-required': False, 'freeze-action': 10})]}
for index, (data, expected) in enumerate(fixtures[N]):
    check("contract fixture " + str(index), solve(data), expected)
print(json.dumps({"observations": observations, "passed": all(x["passed"] for x in observations)}, ensure_ascii=False))
raise SystemExit(0 if all(x["passed"] for x in observations) else 1)
Boundary fixtureActualExpectedOutcome
contract fixture 0{'anchor-control': False, 'direction-caption': 'past', 'duration-required': False, 'freeze-action': 10, 'preview-validity': False, 'symbolic-payload': {'direction': -1, 'duration': 0}}{'anchor-control': False, 'direction-caption': 'past', 'duration-required': False, 'freeze-action': 12, 'preview-validity': False, 'symbolic-payload': {'direction': -1, 'duration': 0}}Failed
contract fixture 1{'anchor-control': True, 'direction-caption': 'past', 'duration-required': False, 'freeze-action': 10, 'preview-validity': False, 'symbolic-payload': {'anchor': 10, 'direction': -1, 'duration': 0}}{'anchor-control': True, 'direction-caption': 'past', 'duration-required': False, 'freeze-action': 10, 'preview-validity': False, 'symbolic-payload': {'anchor': 10, 'direction': -1, 'duration': 0}}Passed
contract fixture 2{'anchor-control': False, 'direction-caption': 'next', 'duration-required': False, 'freeze-action': 10, 'preview-validity': True, 'symbolic-payload': {'direction': 1, 'duration': 0}}{'anchor-control': False, 'direction-caption': 'next', 'duration-required': False, 'freeze-action': 12, 'preview-validity': True, 'symbolic-payload': {'direction': 1, 'duration': 0}}Failed
contract fixture 3{'anchor-control': True, 'direction-caption': 'next', 'duration-required': False, 'freeze-action': 10, 'preview-validity': True, 'symbolic-payload': {'anchor': 10, 'direction': 1, 'duration': 0}}{'anchor-control': True, 'direction-caption': 'next', 'duration-required': False, 'freeze-action': 10, 'preview-validity': True, 'symbolic-payload': {'anchor': 10, 'direction': 1, 'duration': 0}}Passed
contract fixture 4{'anchor-control': False, 'direction-caption': 'past', 'duration-required': True, 'freeze-action': 10, 'preview-validity': False, 'symbolic-payload': {'direction': -1, 'duration': 1}}{'anchor-control': False, 'direction-caption': 'past', 'duration-required': True, 'freeze-action': 12, 'preview-validity': False, 'symbolic-payload': {'direction': -1, 'duration': 1}}Failed
contract fixture 5{'anchor-control': True, 'direction-caption': 'past', 'duration-required': True, 'freeze-action': 10, 'preview-validity': False, 'symbolic-payload': {'anchor': 10, 'direction': -1, 'duration': 1}}{'anchor-control': True, 'direction-caption': 'past', 'duration-required': True, 'freeze-action': 10, 'preview-validity': False, 'symbolic-payload': {'anchor': 10, 'direction': -1, 'duration': 1}}Passed
contract fixture 6{'anchor-control': False, 'direction-caption': 'next', 'duration-required': True, 'freeze-action': 10, 'preview-validity': True, 'symbolic-payload': {'direction': 1, 'duration': 1}}{'anchor-control': False, 'direction-caption': 'next', 'duration-required': True, 'freeze-action': 12, 'preview-validity': True, 'symbolic-payload': {'direction': 1, 'duration': 1}}Failed
contract fixture 7{'anchor-control': True, 'direction-caption': 'next', 'duration-required': True, 'freeze-action': 10, 'preview-validity': True, 'symbolic-payload': {'anchor': 10, 'direction': 1, 'duration': 1}}{'anchor-control': True, 'direction-caption': 'next', 'duration-required': True, 'freeze-action': 10, 'preview-validity': True, 'symbolic-payload': {'anchor': 10, 'direction': 1, 'duration': 1}}Passed
contract fixture 8{'anchor-control': False, 'direction-caption': 'past', 'duration-required': True, 'freeze-action': 10, 'preview-validity': False, 'symbolic-payload': {'direction': -1, 'duration': 7}}{'anchor-control': False, 'direction-caption': 'past', 'duration-required': True, 'freeze-action': 12, 'preview-validity': False, 'symbolic-payload': {'direction': -1, 'duration': 7}}Failed
contract fixture 9{'anchor-control': True, 'direction-caption': 'past', 'duration-required': True, 'freeze-action': 10, 'preview-validity': False, 'symbolic-payload': {'anchor': 10, 'direction': -1, 'duration': 7}}{'anchor-control': True, 'direction-caption': 'past', 'duration-required': True, 'freeze-action': 10, 'preview-validity': False, 'symbolic-payload': {'anchor': 10, 'direction': -1, 'duration': 7}}Passed

SHA-256 / 053ece5dd10df34bab0d98b898f9f2b95c33d8e493a6ab88dbb00567eecffac3

2 / The unsuccessful fix

Exit 1
"""Failure Map reference implementation. Python standard library only."""
import json

N = 1
observations = []
def solve(d):
    return {'symbolic-payload':({'duration':d['duration'],'direction':d['direction']} if d['mode']=='live' else {'anchor':d['anchor'],'duration':d['duration'],'direction':d['direction']}), 'direction-caption':('past' if d['direction']==-1 else 'next'), 'anchor-control':(d['mode']=='frozen'), 'preview-validity':(d['preview_anchor']==d['anchor'] and d['preview_direction']==d['direction']), 'duration-required':(d['duration']>0), 'freeze-action':(d['now'])}
def check(label, actual, expected):
    observations.append({"check": label, "actual": actual, "expected": expected, "passed": actual == expected})
fixtures = {1: [({'duration': 0, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': False, 'freeze-action': 12}), ({'duration': 0, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': False, 'freeze-action': 10}), ({'duration': 0, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 0, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': True, 'duration-required': False, 'freeze-action': 12}), ({'duration': 0, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 0, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': True, 'duration-required': False, 'freeze-action': 10}), ({'duration': 1, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 1, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 1, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 1, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 1, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 1, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': True, 'duration-required': True, 'freeze-action': 12}), ({'duration': 1, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 1, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': True, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10})], 2: [({'duration': 0, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': False, 'freeze-action': 12}), ({'duration': 0, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 0, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': False, 'duration-required': False, 'freeze-action': 10}), ({'duration': 1, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'duration': 1, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': True, 'duration-required': True, 'freeze-action': 12}), ({'duration': 1, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 1, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': True, 'duration-required': True, 'freeze-action': 10}), ({'duration': 1, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'duration': 1, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 1, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 1, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': True, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': True, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'duration': 7, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10})], 3: [({'duration': 0, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': True, 'duration-required': False, 'freeze-action': 12}), ({'duration': 1, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 1, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 1, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'duration': 1, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 1, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 1, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'duration': 7, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 0, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': False, 'freeze-action': 12}), ({'duration': 0, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': False, 'freeze-action': 10})], 4: [({'duration': 0, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': False, 'freeze-action': 12}), ({'duration': 1, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 1, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'duration': 7, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 0, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': False, 'freeze-action': 12}), ({'duration': 0, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': False, 'freeze-action': 10}), ({'duration': 0, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'duration': 0, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': False, 'duration-required': False, 'freeze-action': 12}), ({'duration': 0, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 0, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': False, 'duration-required': False, 'freeze-action': 10})], 5: [({'duration': 0, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'duration': 0, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': False, 'duration-required': False, 'freeze-action': 12}), ({'duration': 1, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 1, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': True, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 7, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': True, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': True, 'duration-required': True, 'freeze-action': 10}), ({'duration': 0, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': False, 'freeze-action': 12}), ({'duration': 0, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': False, 'freeze-action': 10}), ({'duration': 0, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 0, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': True, 'duration-required': False, 'freeze-action': 12}), ({'duration': 0, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 0, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': True, 'duration-required': False, 'freeze-action': 10})]}
for index, (data, expected) in enumerate(fixtures[N]):
    check("contract fixture " + str(index), solve(data), expected)
print(json.dumps({"observations": observations, "passed": all(x["passed"] for x in observations)}, ensure_ascii=False))
raise SystemExit(0 if all(x["passed"] for x in observations) else 1)
Boundary fixtureActualExpectedOutcome
contract fixture 0{'anchor-control': False, 'direction-caption': 'past', 'duration-required': False, 'freeze-action': 12, 'preview-validity': False, 'symbolic-payload': {'direction': -1, 'duration': 0}}{'anchor-control': False, 'direction-caption': 'past', 'duration-required': False, 'freeze-action': 12, 'preview-validity': False, 'symbolic-payload': {'direction': -1, 'duration': 0}}Passed
contract fixture 1{'anchor-control': True, 'direction-caption': 'past', 'duration-required': False, 'freeze-action': 12, 'preview-validity': False, 'symbolic-payload': {'anchor': 10, 'direction': -1, 'duration': 0}}{'anchor-control': True, 'direction-caption': 'past', 'duration-required': False, 'freeze-action': 10, 'preview-validity': False, 'symbolic-payload': {'anchor': 10, 'direction': -1, 'duration': 0}}Failed
contract fixture 2{'anchor-control': False, 'direction-caption': 'next', 'duration-required': False, 'freeze-action': 12, 'preview-validity': True, 'symbolic-payload': {'direction': 1, 'duration': 0}}{'anchor-control': False, 'direction-caption': 'next', 'duration-required': False, 'freeze-action': 12, 'preview-validity': True, 'symbolic-payload': {'direction': 1, 'duration': 0}}Passed
contract fixture 3{'anchor-control': True, 'direction-caption': 'next', 'duration-required': False, 'freeze-action': 12, 'preview-validity': True, 'symbolic-payload': {'anchor': 10, 'direction': 1, 'duration': 0}}{'anchor-control': True, 'direction-caption': 'next', 'duration-required': False, 'freeze-action': 10, 'preview-validity': True, 'symbolic-payload': {'anchor': 10, 'direction': 1, 'duration': 0}}Failed
contract fixture 4{'anchor-control': False, 'direction-caption': 'past', 'duration-required': True, 'freeze-action': 12, 'preview-validity': False, 'symbolic-payload': {'direction': -1, 'duration': 1}}{'anchor-control': False, 'direction-caption': 'past', 'duration-required': True, 'freeze-action': 12, 'preview-validity': False, 'symbolic-payload': {'direction': -1, 'duration': 1}}Passed
contract fixture 5{'anchor-control': True, 'direction-caption': 'past', 'duration-required': True, 'freeze-action': 12, 'preview-validity': False, 'symbolic-payload': {'anchor': 10, 'direction': -1, 'duration': 1}}{'anchor-control': True, 'direction-caption': 'past', 'duration-required': True, 'freeze-action': 10, 'preview-validity': False, 'symbolic-payload': {'anchor': 10, 'direction': -1, 'duration': 1}}Failed
contract fixture 6{'anchor-control': False, 'direction-caption': 'next', 'duration-required': True, 'freeze-action': 12, 'preview-validity': True, 'symbolic-payload': {'direction': 1, 'duration': 1}}{'anchor-control': False, 'direction-caption': 'next', 'duration-required': True, 'freeze-action': 12, 'preview-validity': True, 'symbolic-payload': {'direction': 1, 'duration': 1}}Passed
contract fixture 7{'anchor-control': True, 'direction-caption': 'next', 'duration-required': True, 'freeze-action': 12, 'preview-validity': True, 'symbolic-payload': {'anchor': 10, 'direction': 1, 'duration': 1}}{'anchor-control': True, 'direction-caption': 'next', 'duration-required': True, 'freeze-action': 10, 'preview-validity': True, 'symbolic-payload': {'anchor': 10, 'direction': 1, 'duration': 1}}Failed
contract fixture 8{'anchor-control': False, 'direction-caption': 'past', 'duration-required': True, 'freeze-action': 12, 'preview-validity': False, 'symbolic-payload': {'direction': -1, 'duration': 7}}{'anchor-control': False, 'direction-caption': 'past', 'duration-required': True, 'freeze-action': 12, 'preview-validity': False, 'symbolic-payload': {'direction': -1, 'duration': 7}}Passed
contract fixture 9{'anchor-control': True, 'direction-caption': 'past', 'duration-required': True, 'freeze-action': 12, 'preview-validity': False, 'symbolic-payload': {'anchor': 10, 'direction': -1, 'duration': 7}}{'anchor-control': True, 'direction-caption': 'past', 'duration-required': True, 'freeze-action': 10, 'preview-validity': False, 'symbolic-payload': {'anchor': 10, 'direction': -1, 'duration': 7}}Failed

SHA-256 / 8aeed13d2f5c2b99c9b4bf2f2c68bb7f6ebd014520cf12ee802d5c9016482496

3 / The verified repair

Exit 0
"""Failure Map reference implementation. Python standard library only."""
import json

N = 1
observations = []
def solve(d):
    return {'symbolic-payload':({'duration':d['duration'],'direction':d['direction']} if d['mode']=='live' else {'anchor':d['anchor'],'duration':d['duration'],'direction':d['direction']}), 'direction-caption':('past' if d['direction']==-1 else 'next'), 'anchor-control':(d['mode']=='frozen'), 'preview-validity':(d['preview_anchor']==d['anchor'] and d['preview_direction']==d['direction']), 'duration-required':(d['duration']>0), 'freeze-action':(d['now'] if d['mode']=='live' else d['anchor'])}
def check(label, actual, expected):
    observations.append({"check": label, "actual": actual, "expected": expected, "passed": actual == expected})
fixtures = {1: [({'duration': 0, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': False, 'freeze-action': 12}), ({'duration': 0, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': False, 'freeze-action': 10}), ({'duration': 0, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 0, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': True, 'duration-required': False, 'freeze-action': 12}), ({'duration': 0, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 0, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': True, 'duration-required': False, 'freeze-action': 10}), ({'duration': 1, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 1, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 1, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 1, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 1, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 1, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': True, 'duration-required': True, 'freeze-action': 12}), ({'duration': 1, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 1, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': True, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10})], 2: [({'duration': 0, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': False, 'freeze-action': 12}), ({'duration': 0, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 0, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': False, 'duration-required': False, 'freeze-action': 10}), ({'duration': 1, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'duration': 1, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': True, 'duration-required': True, 'freeze-action': 12}), ({'duration': 1, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 1, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': True, 'duration-required': True, 'freeze-action': 10}), ({'duration': 1, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'duration': 1, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 1, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 1, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': True, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': True, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'duration': 7, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10})], 3: [({'duration': 0, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': -1}, {'symbolic-payload': {'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': True, 'duration-required': False, 'freeze-action': 12}), ({'duration': 1, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 1, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 1, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'duration': 1, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 1, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 1, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'duration': 7, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 0, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': False, 'freeze-action': 12}), ({'duration': 0, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': False, 'freeze-action': 10})], 4: [({'duration': 0, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': False, 'freeze-action': 12}), ({'duration': 1, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 1, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'duration': 7, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 0, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': False, 'freeze-action': 12}), ({'duration': 0, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': False, 'freeze-action': 10}), ({'duration': 0, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'duration': 0, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': False, 'duration-required': False, 'freeze-action': 12}), ({'duration': 0, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'anchor': 10, 'duration': 0, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': False, 'duration-required': False, 'freeze-action': 10})], 5: [({'duration': 0, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 9, 'preview_direction': -1}, {'symbolic-payload': {'duration': 0, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': False, 'duration-required': False, 'freeze-action': 12}), ({'duration': 1, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 1, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': True, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': True, 'freeze-action': 10}), ({'duration': 7, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 7, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': True, 'duration-required': True, 'freeze-action': 12}), ({'duration': 7, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 7, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': True, 'duration-required': True, 'freeze-action': 10}), ({'duration': 0, 'direction': -1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': False, 'preview-validity': False, 'duration-required': False, 'freeze-action': 12}), ({'duration': 0, 'direction': -1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 0, 'direction': -1}, 'direction-caption': 'past', 'anchor-control': True, 'preview-validity': False, 'duration-required': False, 'freeze-action': 10}), ({'duration': 0, 'direction': 1, 'mode': 'live', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'duration': 0, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': False, 'preview-validity': True, 'duration-required': False, 'freeze-action': 12}), ({'duration': 0, 'direction': 1, 'mode': 'frozen', 'anchor': 10, 'now': 12, 'preview_anchor': 10, 'preview_direction': 1}, {'symbolic-payload': {'anchor': 10, 'duration': 0, 'direction': 1}, 'direction-caption': 'next', 'anchor-control': True, 'preview-validity': True, 'duration-required': False, 'freeze-action': 10})]}
for index, (data, expected) in enumerate(fixtures[N]):
    check("contract fixture " + str(index), solve(data), expected)
print(json.dumps({"observations": observations, "passed": all(x["passed"] for x in observations)}, ensure_ascii=False))
raise SystemExit(0 if all(x["passed"] for x in observations) else 1)
Boundary fixtureActualExpectedOutcome
contract fixture 0{'anchor-control': False, 'direction-caption': 'past', 'duration-required': False, 'freeze-action': 12, 'preview-validity': False, 'symbolic-payload': {'direction': -1, 'duration': 0}}{'anchor-control': False, 'direction-caption': 'past', 'duration-required': False, 'freeze-action': 12, 'preview-validity': False, 'symbolic-payload': {'direction': -1, 'duration': 0}}Passed
contract fixture 1{'anchor-control': True, 'direction-caption': 'past', 'duration-required': False, 'freeze-action': 10, 'preview-validity': False, 'symbolic-payload': {'anchor': 10, 'direction': -1, 'duration': 0}}{'anchor-control': True, 'direction-caption': 'past', 'duration-required': False, 'freeze-action': 10, 'preview-validity': False, 'symbolic-payload': {'anchor': 10, 'direction': -1, 'duration': 0}}Passed
contract fixture 2{'anchor-control': False, 'direction-caption': 'next', 'duration-required': False, 'freeze-action': 12, 'preview-validity': True, 'symbolic-payload': {'direction': 1, 'duration': 0}}{'anchor-control': False, 'direction-caption': 'next', 'duration-required': False, 'freeze-action': 12, 'preview-validity': True, 'symbolic-payload': {'direction': 1, 'duration': 0}}Passed
contract fixture 3{'anchor-control': True, 'direction-caption': 'next', 'duration-required': False, 'freeze-action': 10, 'preview-validity': True, 'symbolic-payload': {'anchor': 10, 'direction': 1, 'duration': 0}}{'anchor-control': True, 'direction-caption': 'next', 'duration-required': False, 'freeze-action': 10, 'preview-validity': True, 'symbolic-payload': {'anchor': 10, 'direction': 1, 'duration': 0}}Passed
contract fixture 4{'anchor-control': False, 'direction-caption': 'past', 'duration-required': True, 'freeze-action': 12, 'preview-validity': False, 'symbolic-payload': {'direction': -1, 'duration': 1}}{'anchor-control': False, 'direction-caption': 'past', 'duration-required': True, 'freeze-action': 12, 'preview-validity': False, 'symbolic-payload': {'direction': -1, 'duration': 1}}Passed
contract fixture 5{'anchor-control': True, 'direction-caption': 'past', 'duration-required': True, 'freeze-action': 10, 'preview-validity': False, 'symbolic-payload': {'anchor': 10, 'direction': -1, 'duration': 1}}{'anchor-control': True, 'direction-caption': 'past', 'duration-required': True, 'freeze-action': 10, 'preview-validity': False, 'symbolic-payload': {'anchor': 10, 'direction': -1, 'duration': 1}}Passed
contract fixture 6{'anchor-control': False, 'direction-caption': 'next', 'duration-required': True, 'freeze-action': 12, 'preview-validity': True, 'symbolic-payload': {'direction': 1, 'duration': 1}}{'anchor-control': False, 'direction-caption': 'next', 'duration-required': True, 'freeze-action': 12, 'preview-validity': True, 'symbolic-payload': {'direction': 1, 'duration': 1}}Passed
contract fixture 7{'anchor-control': True, 'direction-caption': 'next', 'duration-required': True, 'freeze-action': 10, 'preview-validity': True, 'symbolic-payload': {'anchor': 10, 'direction': 1, 'duration': 1}}{'anchor-control': True, 'direction-caption': 'next', 'duration-required': True, 'freeze-action': 10, 'preview-validity': True, 'symbolic-payload': {'anchor': 10, 'direction': 1, 'duration': 1}}Passed
contract fixture 8{'anchor-control': False, 'direction-caption': 'past', 'duration-required': True, 'freeze-action': 12, 'preview-validity': False, 'symbolic-payload': {'direction': -1, 'duration': 7}}{'anchor-control': False, 'direction-caption': 'past', 'duration-required': True, 'freeze-action': 12, 'preview-validity': False, 'symbolic-payload': {'direction': -1, 'duration': 7}}Passed
contract fixture 9{'anchor-control': True, 'direction-caption': 'past', 'duration-required': True, 'freeze-action': 10, 'preview-validity': False, 'symbolic-payload': {'anchor': 10, 'direction': -1, 'duration': 7}}{'anchor-control': True, 'direction-caption': 'past', 'duration-required': True, 'freeze-action': 10, 'preview-validity': False, 'symbolic-payload': {'anchor': 10, 'direction': -1, 'duration': 7}}Passed

SHA-256 / cc42f91ccff43a6f7419edcd34f98bd3261a8e2273e82c229983faaaefe82a7b

Verification & scope

Deterministic bounded UI-state model only; no browser, query engine, network, or production-standard conformance is claimed. This reproducer isolates one failure mechanism. Results cover the supplied fixtures. Variants within a family share a test contract and should remain grouped when constructing evaluation splits. Related mechanisms with a shared evaluation_group must also remain together; these controlled models are not independent production incidents.

Observations recorded using Python 3.12.14 at 2026-09-29T14:41:09.997392+00:00.

Case digest / aa1d0897776d9b245ce783cdef7e2a600100f034e3ac40a9c71b4ec8928b2bae