Files
Dune/tests/guild-payment-recovery.test.ts
T

370 lines
13 KiB
TypeScript

import test from 'node:test';
import assert from 'node:assert/strict';
import { webcrypto } from 'node:crypto';
import { readFileSync, readdirSync } from 'node:fs';
import { DatabaseSync } from 'node:sqlite';
import { runInNewContext } from 'node:vm';
import ts from 'typescript';
import * as engine from '../game/engine';
import * as bots from '../game/bots';
import * as seatAiDelegation from '../lib/seat-ai-delegation';
import { baseDeck } from '../game/cards';
import type * as Rooms from '../db/rooms';
/** Execute the production room module and SQL, with a hook immediately before its CAS. */
function unitStore(runBots = bots.runBots) {
const sqlite = new DatabaseSync(':memory:');
const hooks: { beforeWrite?: () => Promise<void> } = {};
const writes: { expected: number; changes: number }[] = [];
for (const file of readdirSync(new URL('../drizzle/', import.meta.url))
.filter((f) => f.endsWith('.sql'))
.sort())
sqlite.exec(
readFileSync(new URL('../drizzle/' + file, import.meta.url), 'utf8'),
);
class Statement {
values: (string | number | null)[] = [];
constructor(readonly sql: string) {}
bind(...values: (string | number | null)[]) {
this.values = values;
return this;
}
async first() {
return sqlite.prepare(this.sql).get(...this.values) ?? null;
}
async run() {
const continuation = this.sql.startsWith('UPDATE rooms SET state');
if (continuation) await hooks.beforeWrite?.();
const changes = Number(
sqlite.prepare(this.sql).run(...this.values).changes,
);
if (continuation)
writes.push({ expected: Number(this.values[3]), changes });
return { meta: { changes } };
}
}
const database = {
prepare: (sql: string) => new Statement(sql),
batch: async (statements: Statement[]) => {
sqlite.exec('BEGIN');
try {
const results = [];
for (const statement of statements) results.push(await statement.run());
sqlite.exec('COMMIT');
return results;
} catch (error) {
sqlite.exec('ROLLBACK');
throw error;
}
},
};
function loadRooms() {
const exports = {};
runInNewContext(
ts.transpileModule(
readFileSync(new URL('../db/rooms.ts', import.meta.url), 'utf8'),
{
compilerOptions: {
module: ts.ModuleKind.CommonJS,
target: ts.ScriptTarget.ES2022,
},
},
).outputText,
{
exports,
crypto: webcrypto,
TextEncoder,
structuredClone,
// Keep persisted JSON values in the test realm for strict structural assertions.
JSON,
require: (name: string) => {
if (name === 'cloudflare:workers') return { env: { DB: database } };
if (name === '@/game/engine') return engine;
if (name === '@/game/bots') return { ...bots, runBots };
if (name === '@/lib/seat-ai-delegation') return seatAiDelegation;
throw new Error('Unexpected module ' + name);
},
},
);
return exports as typeof Rooms;
}
return { rooms: loadRooms(), restart: loadRooms, sqlite, hooks, writes };
}
const clock: Rooms.RoomsClock = { now: () => 10000, sleep: async () => {} };
type Route = 'reserve' | 'cross';
async function fixture(route: Route, canCancel: boolean) {
const store = unitStore();
const created = await store.rooms.createRoom(
'Guild shipper',
'guild',
false,
[],
);
const code = created.view.code;
const donor = await store.rooms.joinRoom(code, 'Emperor donor', 'emperor');
const opposing = await store.rooms.joinRoom(
code,
'Atreides observer',
'atreides',
);
const seats = await Promise.all(
[created.token, donor.token!, opposing.token!].map((token) =>
store.rooms.authenticate(code, token),
),
);
const action = async (index: number, command: engine.Action) => {
const current = await store.restart().readRoom(code);
await store
.restart()
.act(code, seats[index], current.version, command, clock);
return store.restart().readRoom(code);
};
for (const index of [0, 1, 2]) await action(index, { type: 'ready' });
let initial = await action(0, { type: 'start' });
for (const [index, p] of initial.players.entries())
if (p.traitorChoices.length)
await action(index, { type: 'traitor', leader: p.traitorChoices[0] });
initial = await store.restart().readRoom(code);
assert.equal(initial.status, 'playing');
Object.assign(initial, {
phase: 5,
turn: 2,
storm: 18,
active: seats[0].playerId,
order: seats.map((seat) => seat.playerId),
movementRemaining: seats.map((seat) => seat.playerId),
deck: baseDeck(),
discard: [],
});
for (const p of initial.players) {
p.hand = [];
p.spice = 20;
p.forces = {};
p.reserves = 20;
}
initial.players[0].ally = seats[1].playerId;
initial.players[1].ally = seats[0].playerId;
if (route === 'cross') {
initial.players[0].forces = { 'arrakeen:10': 4 };
initial.players[0].reserves = 16;
}
const karama = initial.deck.find((card) => card.effect === 'karama')!;
if (canCancel) {
initial.deck = initial.deck.filter((card) => card.id !== karama.id);
initial.players[2].hand = [karama];
}
// Only this fixture's in-memory database receives the explicit mid-game scenario.
store.sqlite
.prepare('UPDATE rooms SET state=?,version=? WHERE code=?')
.run(JSON.stringify(initial), initial.version, code);
initial = await action(1, { type: 'pledgeAid', amount: 4 });
store.writes.length = 0;
const shipment: engine.Action = {
type: route === 'reserve' ? 'ship' : 'guildShip',
...(route === 'cross' ? { from: 'arrakeen:10' } : {}),
territory: 'carthag',
sector: 11,
amount: 4,
allyPayment: 1,
};
return { ...store, code, seats, initial, karama, shipment, action };
}
type Fixture = Awaited<ReturnType<typeof fixture>>;
function barrier() {
let release!: () => void;
const waiting = new Promise<void>((resolve) => {
release = resolve;
});
let arrivals = 0;
return async () => {
if (++arrivals === 2) release();
await waiting;
};
}
async function duplicate(f: Fixture, index: number, action: engine.Action) {
const before = await f.restart().readRoom(f.code);
f.writes.length = 0;
f.hooks.beforeWrite = barrier();
const attempts = await Promise.allSettled([
f.rooms.act(f.code, f.seats[index], before.version, action, clock),
f.restart().act(f.code, f.seats[index], before.version, action, clock),
]);
f.hooks.beforeWrite = undefined;
assert.equal(
attempts.filter((result) => result.status === 'fulfilled').length,
1,
);
assert.equal(
attempts.filter((result) => result.status === 'rejected').length,
1,
);
assert.deepEqual(
f.writes.map((write) => write.changes).sort((a, b) => a - b),
[0, 1],
);
const after = await f.restart().readRoom(f.code);
assert.equal(after.version, before.version + 1);
const writes = f.writes.length;
for (const version of [before.version, after.version])
await assert.rejects(
f.restart().act(f.code, f.seats[index], version, action, clock),
);
assert.equal(f.writes.length, writes);
assert.deepEqual(await f.restart().readRoom(f.code), after);
return after;
}
async function restored(f: Fixture) {
const before = await f.restart().readRoom(f.code);
const writes = f.writes.length;
await f.restart().continueRoomAutomatic(f.code, clock);
assert.equal(f.writes.length, writes);
assert.deepEqual(await f.restart().readRoom(f.code), before);
for (const [index, seat] of f.seats.entries()) {
const view = await f.restart().readSeatView(f.code, seat);
const own = view.players.find((p) => p.id === seat.playerId)!;
assert.deepEqual(own.hand, before.players[index].hand);
assert.equal(own.spice, before.players[index].spice);
for (const p of view.players.filter((p) => p.id !== seat.playerId)) {
assert.equal(p.hand, undefined);
assert.equal(p.spice, undefined);
assert.equal(p.traitors, undefined);
assert.equal(p.traitorChoices, undefined);
}
assert.equal('deck' in view, false);
if (before.response) {
assert.equal(view.response?.kind, 'guildIncome');
assert.equal(view.response?.amount, 1);
assert.deepEqual(
view.responseControls?.cancelCards,
index === 2 ? [f.karama.id] : [],
);
}
}
return before;
}
function paidOnce(f: Fixture, g: engine.Game, guildSpice: number) {
assert.equal(g.players[0].spice, guildSpice);
assert.equal(g.players[1].spice, 16);
assert.equal(g.aid[f.seats[1].playerId].amount, 3);
assert.equal(g.players[0].shipped, true);
assert.equal(g.players[0].moved, 0);
assert.equal(g.players[0].reserves, 16);
assert.deepEqual(g.players[0].forces, { 'carthag:11': 4 });
assert.equal(
g.log.filter((entry) =>
/shipped 4 forces|used Guild transport for 4 forces/.test(entry.text),
).length,
1,
);
}
function cards(g: engine.Game) {
return [...g.deck, ...g.discard, ...g.players.flatMap((p) => p.hand)]
.map((card) => card.id)
.sort();
}
void test('duplicate Guild reserve and cross shipments from restarted room workers charge each contributor and grant income exactly once', async () => {
for (const route of ['reserve', 'cross'] as const) {
const f = await fixture(route, false);
try {
const before = await f.restart().readRoom(f.code);
await assert.rejects(
f.restart().act(f.code, f.seats[1], before.version, f.shipment, clock),
);
assert.equal(f.writes.length, 0);
assert.deepEqual(await f.restart().readRoom(f.code), before);
const after = await duplicate(f, 0, f.shipment);
paidOnce(f, after, 20);
assert.equal(after.response, null);
assert.equal(
after.log.filter((entry) => entry.automatic?.name === 'Shipment income')
.length,
1,
);
assert.deepEqual(cards(after), cards(f.initial));
assert.deepEqual(await restored(f), after);
} finally {
f.hooks.beforeWrite = undefined;
f.sqlite.close();
}
}
});
for (const cancel of [false, true])
void test(`restored Guild income ${cancel ? 'cancellation' : 'allowance'} commits once while prior force arrival and contributor payments remain unchanged`, async () => {
for (const route of ['reserve', 'cross'] as const) {
const f = await fixture(route, true);
try {
let announced = await f.action(0, f.shipment);
// Native cross-planet transport first opens its permission window.
if (announced.response?.kind === 'guildTransportPermission')
announced = await f.action(2, { type: 'passResponse' });
assert.equal(announced.response?.kind, 'guildRate');
assert.equal(announced.players[0].spice, 20);
assert.equal(announced.players[0].shipped, false);
const allowed = await f.action(2, { type: 'passResponse' });
assert.equal(allowed.response?.kind, 'guildIncome');
const pending = await restored(f);
paidOnce(f, pending, 19);
assert.equal(pending.response?.kind, 'guildIncome');
assert.equal(pending.response?.owner, f.seats[0].playerId);
assert.equal(pending.response?.amount, 1);
assert.equal(
pending.discard.some((card) => card.id === f.karama.id),
false,
);
const writeCount = f.writes.length;
for (const index of [0, 1])
await assert.rejects(
f.restart().act(
f.code,
f.seats[index],
pending.version,
{
type: 'card',
mode: 'cancel',
card: f.karama.id,
},
clock,
),
);
await assert.rejects(
f
.restart()
.act(f.code, f.seats[0], pending.version, f.shipment, clock),
);
assert.equal(f.writes.length, writeCount);
assert.deepEqual(await f.restart().readRoom(f.code), pending);
const resolution: engine.Action = cancel
? { type: 'card', mode: 'cancel', card: f.karama.id }
: { type: 'passResponse' };
const after = await duplicate(f, 2, resolution);
paidOnce(f, after, cancel ? 19 : 20);
assert.equal(after.response, null);
assert.equal(
after.discard.filter((card) => card.id === f.karama.id).length,
cancel ? 1 : 0,
);
assert.equal(
after.players[2].hand.some((card) => card.id === f.karama.id),
!cancel,
);
assert.equal(
after.log.filter(
(entry) =>
entry.automatic?.name ===
(cancel ? 'Shipment income prevented' : 'Shipment income'),
).length,
1,
);
assert.deepEqual(cards(after), cards(pending));
assert.deepEqual(await restored(f), after);
} finally {
f.hooks.beforeWrite = undefined;
f.sqlite.close();
}
}
});