Files
core2026/app/game-engine/test/turnDaemonLifecycle.test.ts
2026-08-04 02:51:27 +00:00

604 lines
24 KiB
TypeScript

import { describe, expect, it, vi } from 'vitest';
import {
InMemoryControlQueue,
EngineStateManager,
ManualClock,
TurnDaemonLifecycle,
getNextTickTime,
type TurnProcessor,
type TurnRunResult,
type TurnStateStore,
} from '../src/index.js';
const addMinutes = (time: Date, minutes: number): Date => new Date(time.getTime() + minutes * 60_000);
describe('TurnDaemonLifecycle', () => {
it('runs manual game time to each monthly snapshot without waiting for wall time', async () => {
const wallNow = new Date('2026-01-01T00:00:00.000Z');
const operationalClock = new ManualClock(wallNow.getTime());
const queue = new InMemoryControlQueue();
let lastTurnTime = new Date('2042-01-01T00:00:00.000Z');
let gameNow = new Date(lastTurnTime);
const targets: string[] = [];
const lifecycle = new TurnDaemonLifecycle(
{
clock: operationalClock,
controlQueue: queue,
getNextTickTime: (value) => addMinutes(value, 60),
stateStore: {
loadLastTurnTime: async () => lastTurnTime,
loadNextGeneralTurnTime: async () => addMinutes(lastTurnTime, 30),
saveLastTurnTime: async (value) => {
lastTurnTime = value;
},
loadCheckpoint: async () => undefined,
saveCheckpoint: async () => {},
loadGameClock: async () => ({ mode: 'manual', now: gameNow }),
advanceGameClockTo: async (target) => {
gameNow = target;
},
},
processor: {
run: async (target): Promise<TurnRunResult> => {
targets.push(target.toISOString());
if (targets.length === 3) {
queue.enqueue({ type: 'shutdown', reason: 'verified' });
}
return {
lastTurnTime: target.toISOString(),
processedGenerals: 0,
processedTurns: 1,
durationMs: 0,
partial: false,
};
},
},
},
{
profile: 'manual-clock',
defaultBudget: { budgetMs: 100, maxGenerals: 1, catchUpCap: 1 },
}
);
await lifecycle.start();
expect(targets).toEqual(['2042-01-01T01:00:00.000Z', '2042-01-01T02:00:00.000Z', '2042-01-01T03:00:00.000Z']);
expect(operationalClock.nowMs()).toBe(wallNow.getTime());
});
it('drains restart-overdue generals without advancing or catching up a month', async () => {
const gameNow = new Date('2042-01-01T03:00:00.000Z');
const queue = new InMemoryControlQueue();
const observedTargets: Date[] = [];
const lifecycle = new TurnDaemonLifecycle(
{
clock: new ManualClock(new Date('2026-01-01T00:00:00.000Z').getTime()),
controlQueue: queue,
getNextTickTime: (value) => addMinutes(value, 60),
stateStore: {
loadLastTurnTime: async () => gameNow,
loadNextGeneralTurnTime: async () => addMinutes(gameNow, -30),
saveLastTurnTime: async () => {},
loadCheckpoint: async () => undefined,
saveCheckpoint: async () => {},
loadGameClock: async () => ({ mode: 'manual', now: gameNow }),
advanceGameClockTo: async () => {},
},
processor: {
run: async (target): Promise<TurnRunResult> => {
observedTargets.push(target);
queue.enqueue({ type: 'shutdown', reason: 'verified' });
return {
lastTurnTime: gameNow.toISOString(),
processedGenerals: 1,
processedTurns: 0,
durationMs: 0,
partial: false,
};
},
},
},
{
profile: 'manual-overdue',
defaultBudget: { budgetMs: 100, maxGenerals: 10, catchUpCap: 1 },
}
);
await lifecycle.start();
expect(observedTargets[0]?.toISOString()).toBe('2042-01-01T02:59:59.999Z');
});
it('produces the same command, RNG, and resource state in realtime and manual modes', async () => {
const start = new Date('2042-01-01T00:00:00.000Z');
const runMode = async (mode: 'realtime' | 'manual') => {
const operationalClock = new ManualClock(
mode === 'realtime' ? start.getTime() + 3 * 60 * 60_000 : start.getTime()
);
const queue = new InMemoryControlQueue();
let lastTurnTime = new Date(start);
let gameNow = new Date(start);
let rng = 17;
let resource = 100;
const commands: string[] = [];
const lifecycle = new TurnDaemonLifecycle(
{
clock: operationalClock,
controlQueue: queue,
getNextTickTime: (value) => addMinutes(value, 60),
stateStore: {
loadLastTurnTime: async () => lastTurnTime,
loadNextGeneralTurnTime: async () => null,
saveLastTurnTime: async (value) => {
lastTurnTime = value;
},
loadCheckpoint: async () => undefined,
saveCheckpoint: async () => {},
loadGameClock: async (wallNow) => ({
mode,
now:
mode === 'manual'
? gameNow
: new Date(start.getTime() + ((wallNow ?? start).getTime() - start.getTime())),
}),
advanceGameClockTo: async (target) => {
gameNow = target;
},
},
processor: {
run: async (target): Promise<TurnRunResult> => {
while (lastTurnTime.getTime() < target.getTime()) {
lastTurnTime = addMinutes(lastTurnTime, 60);
rng = (rng * 48_271) % 2_147_483_647;
const command = rng % 2 === 0 ? 'develop' : 'train';
commands.push(command);
resource += command === 'develop' ? 7 : -3;
}
if (commands.length >= 3) {
queue.enqueue({ type: 'shutdown', reason: `${mode} verified` });
}
return {
lastTurnTime: lastTurnTime.toISOString(),
processedGenerals: commands.length,
processedTurns: commands.length,
durationMs: 0,
partial: false,
};
},
},
},
{
profile: `${mode}-equivalence`,
defaultBudget: { budgetMs: 100, maxGenerals: 10, catchUpCap: 10 },
}
);
await lifecycle.start();
return { commands, rng, resource, lastTurnTime: lastTurnTime.toISOString() };
};
expect(await runMode('manual')).toEqual(await runMode('realtime'));
});
it('restores engine state when a scheduled calculation throws', async () => {
const now = new Date('2026-01-01T00:10:00.000Z');
const queue = new InMemoryControlQueue();
let engineState = { value: 'before' };
const stateManager = new EngineStateManager();
stateManager.register('test', {
capture: () => structuredClone(engineState),
restore: (snapshot) => {
engineState = snapshot;
},
});
let resolveError: (() => void) | undefined;
const errorObserved = new Promise<void>((resolve) => {
resolveError = resolve;
});
const lifecycle = new TurnDaemonLifecycle(
{
clock: new ManualClock(now.getTime()),
controlQueue: queue,
getNextTickTime: () => new Date('2026-01-01T00:05:00.000Z'),
stateStore: {
loadLastTurnTime: async () => new Date('2026-01-01T00:00:00.000Z'),
loadNextGeneralTurnTime: async () => null,
saveLastTurnTime: async () => {},
loadCheckpoint: async () => undefined,
saveCheckpoint: async () => {},
},
processor: {
run: async () => {
engineState.value = 'partial';
throw new Error('scheduled calculation failed');
},
},
stateManager,
hooks: {
onRunError: async () => {
resolveError?.();
},
},
},
{
profile: 'test',
defaultBudget: { budgetMs: 100, maxGenerals: 1, catchUpCap: 1 },
}
);
const loop = lifecycle.start();
await errorObserved;
expect(engineState).toEqual({ value: 'before' });
expect(stateManager.getRevision()).toBe(0);
expect(lifecycle.getStatus()).toMatchObject({
state: 'paused',
paused: true,
lastError: 'scheduled calculation failed',
});
await lifecycle.stop('done');
await loop;
});
it('restores processor and state-store mutations when scheduled flush fails', async () => {
const now = new Date('2026-01-01T00:10:00.000Z');
const previousCheckpoint = {
turnTime: '2026-01-01T00:00:00.000Z',
generalId: 7,
year: 203,
month: 1,
};
const nextCheckpoint = {
turnTime: now.toISOString(),
generalId: 8,
year: 203,
month: 2,
};
let engineState: {
value: string;
lastTurnTime: string;
checkpoint: TurnRunResult['checkpoint'];
} = {
value: 'before',
lastTurnTime: previousCheckpoint.turnTime,
checkpoint: previousCheckpoint,
};
const stateManager = new EngineStateManager();
stateManager.register('test', {
capture: () => structuredClone(engineState),
restore: (snapshot) => {
engineState = snapshot;
},
});
const published = vi.fn();
let resolveError: (() => void) | undefined;
const errorObserved = new Promise<void>((resolve) => {
resolveError = resolve;
});
const lifecycle = new TurnDaemonLifecycle(
{
clock: new ManualClock(now.getTime()),
controlQueue: new InMemoryControlQueue(),
getNextTickTime: () => new Date('2026-01-01T00:05:00.000Z'),
stateStore: {
loadLastTurnTime: async () => new Date(engineState.lastTurnTime),
loadNextGeneralTurnTime: async () => null,
saveLastTurnTime: async (turnTime) => {
engineState.lastTurnTime = turnTime.toISOString();
},
loadCheckpoint: async () => engineState.checkpoint,
saveCheckpoint: async (checkpoint) => {
engineState.checkpoint = checkpoint;
},
},
processor: {
run: async (): Promise<TurnRunResult> => {
engineState.value = 'calculated';
return {
lastTurnTime: now.toISOString(),
processedGenerals: 1,
processedTurns: 1,
durationMs: 0,
partial: false,
checkpoint: nextCheckpoint,
};
},
},
stateManager,
hooks: {
flushChanges: async () => {
expect(engineState).toMatchObject({
value: 'calculated',
lastTurnTime: now.toISOString(),
checkpoint: nextCheckpoint,
});
throw new Error('scheduled flush failed');
},
publishEvents: published,
onRunError: async () => {
resolveError?.();
},
},
},
{
profile: 'test',
defaultBudget: { budgetMs: 100, maxGenerals: 1, catchUpCap: 1 },
}
);
const loop = lifecycle.start();
await errorObserved;
expect(engineState).toEqual({
value: 'before',
lastTurnTime: previousCheckpoint.turnTime,
checkpoint: previousCheckpoint,
});
expect(stateManager.getRevision()).toBe(0);
expect(published).not.toHaveBeenCalled();
expect(lifecycle.getStatus()).toMatchObject({
state: 'paused',
paused: true,
lastError: 'scheduled flush failed',
});
await lifecycle.stop('done');
await loop;
});
it('keeps processor and state-store mutations after flush succeeds and publishes afterward', async () => {
const now = new Date('2026-01-01T00:10:00.000Z');
const previousCheckpoint = {
turnTime: '2026-01-01T00:00:00.000Z',
generalId: 7,
year: 203,
month: 1,
};
const nextCheckpoint = {
turnTime: now.toISOString(),
generalId: 8,
year: 203,
month: 2,
};
let engineState: {
value: string;
lastTurnTime: string;
checkpoint: TurnRunResult['checkpoint'];
} = {
value: 'before',
lastTurnTime: previousCheckpoint.turnTime,
checkpoint: previousCheckpoint,
};
const stateManager = new EngineStateManager();
stateManager.register('test', {
capture: () => structuredClone(engineState),
restore: (snapshot) => {
engineState = snapshot;
},
});
const callOrder: string[] = [];
let resolvePublished: (() => void) | undefined;
const published = new Promise<void>((resolve) => {
resolvePublished = resolve;
});
const lifecycle = new TurnDaemonLifecycle(
{
clock: new ManualClock(now.getTime()),
controlQueue: new InMemoryControlQueue(),
getNextTickTime: (lastTurnTime) => addMinutes(lastTurnTime, 10),
stateStore: {
loadLastTurnTime: async () => new Date(engineState.lastTurnTime),
loadNextGeneralTurnTime: async () => null,
saveLastTurnTime: async (turnTime) => {
callOrder.push('save-last-turn');
engineState.lastTurnTime = turnTime.toISOString();
},
loadCheckpoint: async () => engineState.checkpoint,
saveCheckpoint: async (checkpoint) => {
callOrder.push('save-checkpoint');
engineState.checkpoint = checkpoint;
},
},
processor: {
run: async (): Promise<TurnRunResult> => {
callOrder.push('processor');
engineState.value = 'calculated';
return {
lastTurnTime: now.toISOString(),
processedGenerals: 1,
processedTurns: 1,
durationMs: 0,
partial: false,
checkpoint: nextCheckpoint,
};
},
},
stateManager,
hooks: {
flushChanges: async () => {
callOrder.push('flush');
},
publishEvents: async () => {
callOrder.push('publish');
resolvePublished?.();
},
},
},
{
profile: 'test',
defaultBudget: { budgetMs: 100, maxGenerals: 1, catchUpCap: 1 },
}
);
const loop = lifecycle.start();
await published;
expect(engineState).toEqual({
value: 'calculated',
lastTurnTime: now.toISOString(),
checkpoint: nextCheckpoint,
});
expect(stateManager.getRevision()).toBe(1);
expect(callOrder).toEqual(['processor', 'save-last-turn', 'save-checkpoint', 'flush', 'publish']);
await lifecycle.stop('done');
await loop;
});
it('catches up through the observed clock with queue and checkpoint context', async () => {
const turnTermMinutes = 10;
const lastTurnTime = new Date(2026, 0, 2, 2, 0, 0, 0);
const generalTurnQueue = [addMinutes(lastTurnTime, 5), addMinutes(lastTurnTime, 20)];
const expectedRunTimeMs = addMinutes(lastTurnTime, 30).getTime();
const checkpoint = {
turnTime: lastTurnTime.toISOString(),
generalId: 101,
year: 203,
month: 4,
};
const clock = new ManualClock(addMinutes(lastTurnTime, 30).getTime());
const controlQueue = new InMemoryControlQueue();
const getNextTickTimeResolver = (currentLastTurnTime: Date) =>
getNextTickTime(currentLastTurnTime, turnTermMinutes);
let hasRun = false;
const stateStore: TurnStateStore = {
loadLastTurnTime: async () => new Date(lastTurnTime.getTime()),
loadNextGeneralTurnTime: async () => {
if (hasRun) {
return null;
}
return generalTurnQueue[0] ? new Date(generalTurnQueue[0].getTime()) : null;
},
saveLastTurnTime: async () => {},
loadCheckpoint: async () => checkpoint,
saveCheckpoint: async () => {},
};
let resolveRun: (() => void) | null = null;
const runCalled = new Promise<void>((resolve) => {
resolveRun = resolve;
});
const processor: TurnProcessor = {
run: vi.fn(async (targetTime): Promise<TurnRunResult> => {
resolveRun?.();
hasRun = true;
return {
lastTurnTime: targetTime.toISOString(),
processedGenerals: 2,
processedTurns: 1,
durationMs: 0,
partial: false,
checkpoint,
};
}),
};
const budget = { budgetMs: 1000, maxGenerals: 10, catchUpCap: 1 };
const lifecycle = new TurnDaemonLifecycle(
{ clock, controlQueue, getNextTickTime: getNextTickTimeResolver, stateStore, processor },
{
profile: 'test',
defaultBudget: budget,
}
);
const loop = lifecycle.start();
await Promise.race([
runCalled,
new Promise((_, reject) => {
setTimeout(() => reject(new Error('run was not called')), 50);
}),
]);
expect(processor.run).toHaveBeenCalledTimes(1);
const runMock = processor.run as ReturnType<typeof vi.fn>;
const [targetTime, budgetArg, checkpointArg] = runMock.mock.calls[0] ?? [];
expect((targetTime as Date).getTime()).toBe(expectedRunTimeMs);
expect(budgetArg).toEqual(budget);
expect(checkpointArg).toEqual(checkpoint);
await lifecycle.stop('test done');
await loop;
});
it('catches up through the observed clock when tick boundary precedes the queue front', async () => {
const turnTermMinutes = 10;
const lastTurnTime = new Date(2026, 0, 2, 2, 0, 0, 0);
const generalTurnQueue = [addMinutes(lastTurnTime, 15), addMinutes(lastTurnTime, 30)];
const expectedRunTimeMs = addMinutes(lastTurnTime, 30).getTime();
const checkpoint = {
turnTime: lastTurnTime.toISOString(),
generalId: 102,
year: 203,
month: 4,
};
const clock = new ManualClock(addMinutes(lastTurnTime, 30).getTime());
const controlQueue = new InMemoryControlQueue();
const getNextTickTimeResolver = (currentLastTurnTime: Date) =>
getNextTickTime(currentLastTurnTime, turnTermMinutes);
let hasRun = false;
const stateStore: TurnStateStore = {
loadLastTurnTime: async () => new Date(lastTurnTime.getTime()),
loadNextGeneralTurnTime: async () => {
if (hasRun) {
return null;
}
return generalTurnQueue[0] ? new Date(generalTurnQueue[0].getTime()) : null;
},
saveLastTurnTime: async () => {},
loadCheckpoint: async () => checkpoint,
saveCheckpoint: async () => {},
};
let resolveRun: (() => void) | null = null;
const runCalled = new Promise<void>((resolve) => {
resolveRun = resolve;
});
const processor: TurnProcessor = {
run: vi.fn(async (targetTime): Promise<TurnRunResult> => {
resolveRun?.();
hasRun = true;
return {
lastTurnTime: targetTime.toISOString(),
processedGenerals: 2,
processedTurns: 1,
durationMs: 0,
partial: false,
checkpoint,
};
}),
};
const budget = { budgetMs: 1000, maxGenerals: 10, catchUpCap: 1 };
const lifecycle = new TurnDaemonLifecycle(
{ clock, controlQueue, getNextTickTime: getNextTickTimeResolver, stateStore, processor },
{
profile: 'test',
defaultBudget: budget,
}
);
const loop = lifecycle.start();
await Promise.race([
runCalled,
new Promise((_, reject) => {
setTimeout(() => reject(new Error('run was not called')), 50);
}),
]);
expect(processor.run).toHaveBeenCalledTimes(1);
const runMock = processor.run as ReturnType<typeof vi.fn>;
const [targetTime, budgetArg, checkpointArg] = runMock.mock.calls[0] ?? [];
expect((targetTime as Date).getTime()).toBe(expectedRunTimeMs);
expect(budgetArg).toEqual(budget);
expect(checkpointArg).toEqual(checkpoint);
await lifecycle.stop('test done');
await loop;
});
});