536 lines
17 KiB
TypeScript
536 lines
17 KiB
TypeScript
import test from 'node:test';
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import assert from 'node:assert/strict';
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import { webcrypto } from 'node:crypto';
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import { readFileSync, readdirSync } from 'node:fs';
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import { DatabaseSync } from 'node:sqlite';
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import { runInNewContext } from 'node:vm';
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import ts from 'typescript';
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import * as engine from '../game/engine';
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import * as bots from '../game/bots';
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import * as seatAiDelegation from '../lib/seat-ai-delegation';
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import { baseDeck } from '../game/cards';
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import { createAmbassadors, placeAmbassador } from '../game/ecaz-ambassadors';
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import { createDukeVidal } from '../game/duke-vidal';
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import type * as Rooms from '../db/rooms';
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/** Execute the production room module and SQL, with a hook immediately before its CAS. */
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function unitStore(runBots = bots.runBots) {
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const sqlite = new DatabaseSync(':memory:');
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const hooks: { beforeWrite?: () => Promise<void> } = {};
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const writes: { expected: number; changes: number }[] = [];
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for (const file of readdirSync(new URL('../drizzle/', import.meta.url))
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.filter((f) => f.endsWith('.sql'))
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.sort())
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sqlite.exec(
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readFileSync(new URL('../drizzle/' + file, import.meta.url), 'utf8'),
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);
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class Statement {
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values: (string | number | null)[] = [];
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constructor(readonly sql: string) {}
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bind(...values: (string | number | null)[]) {
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this.values = values;
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return this;
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}
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async first() {
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return sqlite.prepare(this.sql).get(...this.values) ?? null;
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}
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async run() {
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const continuation = this.sql.startsWith('UPDATE rooms SET state');
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if (continuation) await hooks.beforeWrite?.();
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const changes = Number(
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sqlite.prepare(this.sql).run(...this.values).changes,
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);
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if (continuation)
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writes.push({ expected: Number(this.values[3]), changes });
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return { meta: { changes } };
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}
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}
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const database = {
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prepare: (sql: string) => new Statement(sql),
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batch: async (statements: Statement[]) => {
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sqlite.exec('BEGIN');
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try {
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const results = [];
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for (const statement of statements) results.push(await statement.run());
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sqlite.exec('COMMIT');
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return results;
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} catch (error) {
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sqlite.exec('ROLLBACK');
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throw error;
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}
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},
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};
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function loadRooms() {
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const exports = {};
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runInNewContext(
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ts.transpileModule(
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readFileSync(new URL('../db/rooms.ts', import.meta.url), 'utf8'),
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{
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compilerOptions: {
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module: ts.ModuleKind.CommonJS,
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target: ts.ScriptTarget.ES2022,
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},
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},
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).outputText,
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{
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exports,
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crypto: webcrypto,
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TextEncoder,
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structuredClone,
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// Keep persisted JSON values in the test realm for strict structural assertions.
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JSON,
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require: (name: string) => {
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if (name === 'cloudflare:workers') return { env: { DB: database } };
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if (name === '@/game/engine') return engine;
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if (name === '@/game/bots') return { ...bots, runBots };
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if (name === '@/lib/seat-ai-delegation') return seatAiDelegation;
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throw new Error('Unexpected module ' + name);
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},
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},
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);
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return exports as typeof Rooms;
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}
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return { rooms: loadRooms(), restart: loadRooms, sqlite, hooks, writes };
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}
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const clock: Rooms.RoomsClock = { now: () => 10000, sleep: async () => {} };
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const player = (g: engine.Game, id: string) =>
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g.players.find((p) => p.id === id)!;
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const clone = (g: engine.Game): engine.Game => JSON.parse(JSON.stringify(g));
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/** Only a conserved expansion movement position is staged; credentials, arrival,
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* proposal, reply and all recovery/CAS operations use production room functions. */
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async function fixture() {
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const store = unitStore();
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const made = await store.rooms.createRoom('Ecaz', 'harkonnen', false, []);
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const code = made.view.code;
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const entrant = await store.rooms.joinRoom(code, 'Entrant', 'emperor');
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const observer = await store.rooms.joinRoom(
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code,
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'Predictor',
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'beneGesserit',
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);
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const tokens = [made.token, entrant.token!, observer.token!];
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const auths = await Promise.all(
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tokens.map((token) => store.rooms.authenticate(code, token)),
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);
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const [ownerAuth, entrantAuth, observerAuth] = auths;
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const g = await store.rooms.readRoom(code);
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g.players[0] = engine.newPlayer(ownerAuth.playerId, 'Ecaz', 'ecaz');
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Object.assign(g, {
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status: 'playing',
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phase: 5,
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turn: 2,
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advanced: true,
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expansions: ['ecaz'],
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storm: 18,
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active: entrantAuth.playerId,
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order: [entrantAuth.playerId, ownerAuth.playerId, observerAuth.playerId],
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movementRemaining: [
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entrantAuth.playerId,
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ownerAuth.playerId,
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observerAuth.playerId,
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],
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response: null,
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decision: null,
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phaseOpening: null,
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deck: baseDeck(),
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discard: [],
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dukeVidal: createDukeVidal(),
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});
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for (const p of g.players)
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Object.assign(p, {
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forces: {},
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reserves: 20,
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tanks: 0,
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spice: 20,
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hand: [g.deck.shift()!],
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traitors: [p.leaders[0].id],
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traitorChoices: [],
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moved: 0,
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shipped: false,
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});
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Object.assign(player(g, observerAuth.playerId), {
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reserves: 0,
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tanks: 20,
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prediction: { faction: 'emperor', turn: 7 },
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});
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const ambassadors = createAmbassadors(() => 0);
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const token = ambassadors.tokens.find((t) => t.effect === 'ecaz')!;
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g.ecazAmbassadors = placeAmbassador(ambassadors, token.id, {
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turn: 1,
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availableSpice: 20,
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destination: {
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id: 'arrakeen',
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stronghold: true,
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inStorm: false,
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allowed: true,
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},
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}).state;
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g.allianceOffers = {
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[ownerAuth.playerId]: observerAuth.playerId,
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[observerAuth.playerId]: entrantAuth.playerId,
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};
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const save = (state: engine.Game) =>
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store.sqlite
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.prepare('UPDATE rooms SET state = ?, version = ? WHERE code = ?')
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.run(JSON.stringify(state), state.version, code);
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save(g);
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const other = await store.rooms.createRoom(
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'Untouched',
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'atreides',
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false,
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[],
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);
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const otherBefore = await store.rooms.readRoom(other.view.code);
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store.writes.length = 0;
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return {
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...store,
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code,
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tokens,
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auths,
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ownerAuth,
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entrantAuth,
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observerAuth,
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save,
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initial: clone(g),
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tokenId: token.id,
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otherCode: other.view.code,
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otherBefore,
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};
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}
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type Fixture = Awaited<ReturnType<typeof fixture>>;
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async function fresh(f: Fixture) {
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f.rooms = f.restart();
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const auths = await Promise.all(
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f.tokens.map((token) => f.rooms.authenticate(f.code, token)),
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);
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assert.deepEqual(
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auths.map((a) => a.playerId),
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f.auths.map((a) => a.playerId),
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);
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[f.ownerAuth, f.entrantAuth, f.observerAuth] = auths;
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}
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async function views(f: Fixture, g: engine.Game) {
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for (const auth of [f.ownerAuth, f.entrantAuth, f.observerAuth]) {
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const view = await f.rooms.readSeatView(f.code, auth);
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assert.deepEqual(
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view.players.find((p) => p.id === auth.playerId)!.hand,
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player(g, auth.playerId).hand,
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);
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assert.ok(
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view.players.every((p) => p.id === auth.playerId || !('hand' in p)),
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);
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for (const p of view.players)
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if (p.id !== auth.playerId) assert.ok(!('prediction' in p));
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if (g.pendingAmbassador?.stage === 'allianceReply') {
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assert.equal(view.ambassadorEntry?.stage, 'allianceReply');
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assert.equal(view.decision?.player, f.entrantAuth.playerId);
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}
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}
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}
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async function enterAndPropose(f: Fixture) {
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await f.rooms.act(
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f.code,
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f.entrantAuth,
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f.initial.version,
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{ type: 'ship', amount: 2, territory: 'arrakeen', sector: 10 },
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clock,
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);
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const entered = await f.rooms.readRoom(f.code);
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assert.equal(entered.pendingAmbassador?.stage, 'offer');
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assert.equal(entered.decision?.player, f.ownerAuth.playerId);
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await fresh(f);
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await views(f, entered);
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await f.rooms.act(
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f.code,
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f.ownerAuth,
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entered.version,
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{
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type: 'decision',
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event: entered.pendingAmbassador!.event,
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trigger: true,
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choice: 'alliance',
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beneficiary: f.ownerAuth.playerId,
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},
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clock,
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);
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const offered = await f.rooms.readRoom(f.code);
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assert.equal(offered.pendingAmbassador?.stage, 'allianceReply');
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assert.equal(
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offered.ecazAmbassadors!.tokens.find((t) => t.id === f.tokenId)!.zone,
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'supply',
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);
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await fresh(f);
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await views(f, offered);
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return offered;
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}
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async function race(f: Fixture, g: engine.Game, answers: [boolean, boolean]) {
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let release!: () => void;
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let arrivals = 0;
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const waiting = new Promise<void>((resolve) => {
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release = resolve;
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});
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f.writes.length = 0;
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f.hooks.beforeWrite = async () => {
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if (++arrivals === 2) release();
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await waiting;
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};
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const other = f.restart();
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const otherAuth = await other.authenticate(f.code, f.tokens[1]);
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const results = await Promise.allSettled([
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f.rooms.act(
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f.code,
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f.entrantAuth,
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g.version,
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{
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type: 'decision',
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event: g.pendingAmbassador!.event,
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accept: answers[0],
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},
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clock,
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),
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other.act(
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f.code,
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otherAuth,
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g.version,
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{
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type: 'decision',
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event: g.pendingAmbassador!.event,
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accept: answers[1],
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},
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clock,
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),
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]);
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delete f.hooks.beforeWrite;
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assert.equal(results.filter((r) => r.status === 'fulfilled').length, 1);
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assert.equal(results.filter((r) => r.status === 'rejected').length, 1);
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assert.deepEqual(
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f.writes.map((w) => w.changes).sort((a, b) => a - b),
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[0, 1],
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);
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const after = await f.rooms.readRoom(f.code);
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assert.equal(after.version, g.version + 1);
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return {
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after,
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accepted: answers[results.findIndex((r) => r.status === 'fulfilled')],
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};
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}
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async function invariant(f: Fixture, g: engine.Game) {
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const entrant = player(g, f.entrantAuth.playerId);
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assert.deepEqual(entrant.forces, { 'arrakeen:10': 2 });
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assert.equal(entrant.reserves, 18);
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assert.equal(entrant.spice, 18);
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assert.equal(entrant.shipped, true);
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assert.equal(entrant.moved, 0);
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assert.equal(g.phase, 5);
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assert.equal(g.active, entrant.id);
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assert.equal(g.pendingAmbassador, null);
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assert.equal(g.decision, null);
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const accepted = entrant.ally === f.ownerAuth.playerId;
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assert.deepEqual(g.dukeVidal, accepted ? {
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...f.initial.dukeVidal,
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controller: entrant.id,
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acquiredTurn: g.turn,
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source: 'ally',
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} : f.initial.dukeVidal);
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assert.deepEqual(
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g.ecazAmbassadors!.cohort,
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f.initial.ecazAmbassadors!.cohort,
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);
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assert.equal(
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g.ecazAmbassadors!.tokens.find((t) => t.id === f.tokenId)!.zone,
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'supply',
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);
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for (const p of g.players) {
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assert.deepEqual(p.hand, player(f.initial, p.id).hand);
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assert.deepEqual(p.prediction, player(f.initial, p.id).prediction);
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assert.equal(
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p.reserves + p.tanks + Object.values(p.forces).reduce((a, b) => a + b, 0),
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20,
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);
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}
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const cards = [...g.deck, ...g.discard, ...g.players.flatMap((p) => p.hand)];
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assert.equal(cards.length, baseDeck().length);
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assert.equal(new Set(cards.map((c) => c.id)).size, cards.length);
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assert.deepEqual(await f.rooms.readRoom(f.otherCode), f.otherBefore);
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await views(f, g);
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}
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for (const accept of [true, false])
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void test(`actual Ecaz alliance ${accept ? 'acceptance' : 'refusal'} survives fresh authentication and duplicate SQL CAS without replaying arrival`, async () => {
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const f = await fixture();
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try {
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const offered = await enterAndPropose(f);
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const { after } = await race(f, offered, [accept, accept]);
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assert.equal(
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player(after, f.ownerAuth.playerId).ally,
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accept ? f.entrantAuth.playerId : null,
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);
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assert.equal(
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player(after, f.entrantAuth.playerId).ally,
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accept ? f.ownerAuth.playerId : null,
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);
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if (accept) {
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assert.equal(player(after, f.ownerAuth.playerId).allySinceTurn, 2);
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assert.equal(player(after, f.entrantAuth.playerId).allySinceTurn, 2);
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assert.deepEqual(after.allianceOffers, {});
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} else assert.deepEqual(after.allianceOffers, f.initial.allianceOffers);
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assert.equal(after.log.length, offered.log.length + (accept ? 2 : 1));
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const entries = after.log.slice(offered.log.length);
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if (accept) {
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assert.match(entries[0].text, /formed an alliance through the Ecaz Ambassador/);
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assert.match(entries[1].text, /received the available Duke Vidal as part of accepting/);
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} else {
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assert.match(entries[0].text, /refused the Ecaz Ambassador alliance/);
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assert.deepEqual(after.dukeVidal, offered.dukeVidal);
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}
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await fresh(f);
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await invariant(f, after);
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f.writes.length = 0;
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for (const version of [offered.version, after.version])
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await assert.rejects(() =>
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f.rooms.act(
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f.code,
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f.entrantAuth,
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version,
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{
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type: 'decision',
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event: offered.pendingAmbassador!.event,
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accept,
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},
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clock,
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),
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);
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assert.equal(f.writes.length, 0);
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assert.deepEqual(await f.rooms.readRoom(f.code), after);
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await f.rooms.act(
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f.code,
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f.entrantAuth,
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after.version,
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{
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type: 'move',
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forces: { 'arrakeen:10': 1 },
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territory: 'imperial_basin',
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sector: 10,
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},
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clock,
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);
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const moved = await f.rooms.readRoom(f.code);
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assert.equal(player(moved, f.entrantAuth.playerId).moved, 1);
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assert.equal(player(moved, f.entrantAuth.playerId).spice, 18);
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assert.deepEqual(player(moved, f.entrantAuth.playerId).forces, {
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'arrakeen:10': 1,
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'imperial_basin:10': 1,
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});
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} finally {
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f.sqlite.close();
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}
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});
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void test('competing accept and refuse requests produce one complete consent outcome without duplicate chronicle records', async () => {
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const f = await fixture();
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try {
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const offered = await enterAndPropose(f);
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const { after, accepted } = await race(f, offered, [true, false]);
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assert.equal(
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player(after, f.ownerAuth.playerId).ally,
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accepted ? f.entrantAuth.playerId : null,
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);
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assert.equal(
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player(after, f.entrantAuth.playerId).ally,
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accepted ? f.ownerAuth.playerId : null,
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);
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assert.equal(after.log.length, offered.log.length + (accepted ? 2 : 1));
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const entries = after.log.slice(offered.log.length);
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if (accepted) {
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assert.match(entries[0].text, /formed an alliance through the Ecaz Ambassador/);
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assert.match(entries[1].text, /received the available Duke Vidal as part of accepting/);
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} else {
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assert.match(entries[0].text, /refused the Ecaz Ambassador alliance/);
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assert.deepEqual(after.dukeVidal, offered.dukeVidal);
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}
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await invariant(f, after);
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} finally {
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f.sqlite.close();
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}
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});
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void test('wrong actor, malformed consent and corrupted saved reply provenance reject before SQL writes', async () => {
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const f = await fixture();
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try {
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const offered = await enterAndPropose(f);
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f.writes.length = 0;
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for (const auth of [f.ownerAuth, f.observerAuth])
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await assert.rejects(() =>
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f.rooms.act(
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f.code,
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auth,
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offered.version,
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{
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type: 'decision',
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event: offered.pendingAmbassador!.event,
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accept: true,
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},
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clock,
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),
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);
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for (const action of [
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{
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type: 'decision',
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event: offered.pendingAmbassador!.event,
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accept: 'yes',
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},
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{ type: 'decision', event: 'expired', accept: true },
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])
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await assert.rejects(() =>
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f.rooms.act(f.code, f.entrantAuth, offered.version, action, clock),
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);
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assert.equal(f.writes.length, 0);
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assert.deepEqual(await f.rooms.readRoom(f.code), offered);
|
|
for (const mutate of [
|
|
(g: engine.Game) => {
|
|
g.pendingAmbassador!.turn++;
|
|
},
|
|
(g: engine.Game) => {
|
|
g.pendingAmbassador!.beneficiary = f.ownerAuth.playerId;
|
|
},
|
|
(g: engine.Game) => {
|
|
g.decision = null;
|
|
},
|
|
(g: engine.Game) => {
|
|
g.ecazAmbassadors!.tokens.find((t) => t.id === f.tokenId)!.zone =
|
|
'used';
|
|
},
|
|
(g: engine.Game) => {
|
|
player(g, f.observerAuth.playerId).ally = f.entrantAuth.playerId;
|
|
},
|
|
]) {
|
|
const damaged = clone(offered);
|
|
mutate(damaged);
|
|
f.save(damaged);
|
|
await fresh(f);
|
|
f.writes.length = 0;
|
|
await assert.rejects(() => f.rooms.readSeatView(f.code, f.entrantAuth));
|
|
await assert.rejects(() =>
|
|
f.rooms.act(
|
|
f.code,
|
|
f.entrantAuth,
|
|
damaged.version,
|
|
{
|
|
type: 'decision',
|
|
event: offered.pendingAmbassador!.event,
|
|
accept: true,
|
|
},
|
|
clock,
|
|
),
|
|
);
|
|
assert.equal(f.writes.length, 0);
|
|
assert.deepEqual(await f.rooms.readRoom(f.code), damaged);
|
|
assert.deepEqual(await f.rooms.readRoom(f.otherCode), f.otherBefore);
|
|
}
|
|
} finally {
|
|
f.sqlite.close();
|
|
}
|
|
});
|