345 lines
15 KiB
TypeScript
345 lines
15 KiB
TypeScript
import test from 'node:test';
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import assert from 'node:assert/strict';
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import { createHash, 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 type * as Rooms from '../db/rooms';
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import { homeworldGameIntegrity } from '../game/homeworld-game';
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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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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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import {
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homeworldRevivalFixture,
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enterHomeworldRevival,
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holdRevivalCard,
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revivalInventory,
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revivalPlayer,
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revivalReload,
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} from './fixture-homeworld-revival';
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type Game = engine.Game;
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type Mode = 'fremen' | 'tleilax' | 'ghola';
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const clock: Rooms.RoomsClock = { now: () => 10000, sleep: async () => {} };
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async function persisted(mode: Mode = 'fremen') {
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const store = unitStore();
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const expansion = mode !== 'fremen';
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const advanced = mode === 'ghola';
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const made = await store.rooms.createRoom('Revival SQL QA', 'fremen', advanced, expansion ? ['ix'] : []);
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const code = made.view.code;
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const emperor = await store.rooms.joinRoom(code, 'Emperor', 'emperor');
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const tleilaxu = expansion ? await store.rooms.joinRoom(code, 'Tleilaxu', 'tleilaxu') : null;
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const tokens = [made.token, emperor.token!, ...(tleilaxu ? [tleilaxu.token!] : [])];
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const auths = await Promise.all(tokens.map((token) => store.rooms.authenticate(code, token)));
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const initial = await store.rooms.readRoom(code);
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const seatIds = Object.fromEntries(['f','e',...(expansion ? ['t'] : [])].map((id,index) => [id,auths[index].playerId]));
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let g: Game = homeworldRevivalFixture({advanced,tleilaxu:expansion,seatIds});
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g.code = code;
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g.host = auths[0].playerId;
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g.version = initial.version;
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// All authentic entry receipts are created after production IDs are bound.
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g = enterHomeworldRevival(g);
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// Stage real card custody after Bidding, avoiding an unrelated Kaitain
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// end-Bidding choice. The cancellation card keeps income responses durable.
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holdRevivalCard(g, auths[1].playerId, 'karama');
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const ghola = mode === 'ghola' ? holdRevivalCard(g, auths[0].playerId, 'ghola') : null;
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const save = (state: Game) => store.sqlite.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('Untouched revival observer room', 'atreides', false, []);
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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 { ...store, mode, code, tokens, auths, ids: auths.map((a) => a.playerId), initial: g,
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ghola, save, otherCode: other.view.code, otherBefore };
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}
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type Fixture = Awaited<ReturnType<typeof persisted>>;
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function snapshot(f: Fixture) {
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const row = f.sqlite.prepare('SELECT state, version FROM rooms WHERE code = ?').get(f.code)!;
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return { version: row.version, hash: createHash('sha256').update(String(row.state)).digest('hex') };
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}
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async function restored(f: Fixture, g: Game) {
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const rooms = f.restart();
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for (let i = 0; i < f.tokens.length; i++) {
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const auth = await rooms.authenticate(f.code, f.tokens[i]);
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const view = await rooms.readSeatView(f.code, auth);
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assert.deepEqual(view, engine.viewGame(g, f.ids[i]));
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for (const other of view.players.filter((p) => p.id !== f.ids[i])) {
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assert.equal(other.hand, undefined);
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assert.equal(other.spice, undefined);
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}
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}
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homeworldGameIntegrity(g);
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revivalInventory(g);
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assert.deepEqual(await rooms.readRoom(f.otherCode), f.otherBefore);
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return rooms;
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}
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function barrier(f: Fixture) {
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let count = 0;
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let release!: () => void;
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const waiting = new Promise<void>((resolve) => { release = resolve; });
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f.hooks.beforeWrite = async () => { if (++count === 2) release(); await waiting; };
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}
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async function act(f: Fixture, g: Game, actor: string, action: engine.Action) {
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const auth = f.auths.find((a) => a.playerId === actor)!;
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await f.rooms.act(f.code, auth, g.version, action, clock);
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return f.rooms.readRoom(f.code);
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}
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async function opened(f: Fixture) {
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let g = f.initial;
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const actor = f.mode === 'tleilax' ? f.ids[2] : f.ids[0];
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const action: engine.Action = f.mode === 'ghola'
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? { type: 'card', card: f.ghola!, amount: 2, elite: 1 }
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: { type: 'revive', amount: 3, elite: f.mode === 'fremen' ? 2 : 0 };
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g = await act(f, g, actor, action);
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// Normal revival may have its own cancellable pre-return responses. Pass
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// these through real actions, stopping at the owned deployment decision.
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for (let n = 0; !g.homeworldRevivalReturn && g.response && n < 20; n++)
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g = await act(f, g, g.players.find((p) => !g.response!.passed.includes(p.id))!.id, { type: 'passResponse' });
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assert.equal(g.homeworldRevivalReturn?.stage, 'choice');
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assert.equal(g.decision?.kind, 'homeworldRevivalDeployment');
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await restored(f, g);
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f.writes.length = 0;
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return g;
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}
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function deployment(g: Game, destination = 'arrakeen:10'): engine.Action {
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const frame = g.homeworldRevivalReturn!;
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return { type: 'decision', event: frame.event, destination, amount: frame.quote.normal + frame.quote.elite };
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}
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async function settleIncome(f: Fixture, state: Game) {
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let g = state;
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for (let n = 0; g.response && n < 20; n++) {
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assert.equal(g.response.kind, 'revivalIncome');
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g = await act(f, g, g.players.find((p) => !g.response!.passed.includes(p.id))!.id, { type: 'passResponse' });
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}
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assert.equal(g.response, null);
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return g;
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}
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void test('production SQL competing Fedaykin deployment commits the exact returned stars once', async () => {
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const f = await persisted();
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try {
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const g = await opened(f);
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const owner = revivalPlayer(g, f.ids[0]);
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const rooms = await restored(f, g);
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const action = deployment(g);
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barrier(f);
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const results = await Promise.allSettled([
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rooms.act(f.code, f.auths[0], g.version, action, clock),
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f.rooms.act(f.code, f.auths[0], g.version, action, clock),
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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.deepEqual(f.writes.map((w) => w.changes).sort((a, b) => a - b), [0, 1]);
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const done = await rooms.readRoom(f.code);
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const placed = revivalPlayer(done, f.ids[0]);
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assert.equal(done.version, g.version + 1);
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assert.equal(done.homeworldRevivalReturn?.stage, 'complete');
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assert.equal(placed.reserves, owner.reserves - 2);
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assert.equal(placed.elites!.reserves, owner.elites!.reserves - 2);
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assert.equal(placed.forces['arrakeen:10'], owner.forces['arrakeen:10'] + 2);
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assert.equal(placed.elites!.forces['arrakeen:10'], 2);
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assert.equal(placed.tanks, owner.tanks);
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assert.equal(placed.spice, owner.spice);
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assert.equal(placed.shipped, owner.shipped);
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assert.equal(placed.moved, owner.moved);
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const before = snapshot(f);
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await rooms.continueRoomAutomatic(f.code, clock);
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await assert.rejects(rooms.act(f.code, f.auths[0], done.version, action, clock));
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assert.deepEqual(snapshot(f), before);
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await restored(f, done);
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} finally { f.sqlite.close(); }
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});
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void test('production SQL lost Tleilax deployment response restores paid/free custody and held income without replay', async () => {
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const f = await persisted('tleilax');
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try {
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const g = await opened(f);
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assert.deepEqual(g.homeworldRevivalReturn!.group, { amount: 3, elite: 0, free: 2 });
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assert.equal(g.homeworldRevivalReturn!.resumeResponse?.kind, 'revivalIncome');
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const owner = revivalPlayer(g, f.ids[2]);
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const action = deployment(g, 'polar_sink:0');
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// The server completes this request; pretend its response was lost.
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await f.rooms.act(f.code, f.auths[2], g.version, action, clock);
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const rooms = f.restart();
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let done = await rooms.readRoom(f.code);
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assert.equal(done.homeworldRevivalReturn?.stage, 'complete');
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assert.equal(done.response?.kind, 'revivalIncome');
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assert.equal(revivalPlayer(done, f.ids[2]).reserves, owner.reserves - 2);
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assert.equal(revivalPlayer(done, f.ids[2]).forces['polar_sink:0'], 2);
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assert.equal(revivalPlayer(done, f.ids[2]).tanks, owner.tanks);
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const before = snapshot(f);
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await assert.rejects(rooms.act(f.code, f.auths[2], g.version, action, clock));
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await assert.rejects(rooms.act(f.code, f.auths[2], done.version, action, clock));
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assert.deepEqual(snapshot(f), before);
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done = await settleIncome(f, done);
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assert.equal(revivalPlayer(done, f.ids[2]).spice, owner.spice + 1);
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const settled = snapshot(f);
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await rooms.continueRoomAutomatic(f.code, clock);
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await restored(f, done);
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assert.deepEqual(snapshot(f), settled);
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} finally { f.sqlite.close(); }
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});
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void test('production SQL Ghola return and declined placement survive restart with one card disposal and one income', async () => {
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const f = await persisted('ghola');
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try {
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const g = await opened(f);
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assert.equal(g.homeworldRevivalReturn!.source, 'ghola');
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assert.equal(g.homeworldRevivalReturn!.card, f.ghola);
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assert.equal(g.discard.filter((c) => c.id === f.ghola).length, 1);
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const owner = revivalPlayer(g, f.ids[0]);
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const tleilaxSpice = revivalPlayer(g, f.ids[2]).spice;
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const action: engine.Action = { type: 'decision', event: g.homeworldRevivalReturn!.event, decline: true };
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let done = await act(f, g, f.ids[0], action);
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assert.equal(done.homeworldRevivalReturn?.destination, 'decline');
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assert.equal(revivalPlayer(done, f.ids[0]).reserves, owner.reserves);
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assert.equal(revivalPlayer(done, f.ids[0]).tanks, owner.tanks);
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assert.equal(revivalPlayer(done, f.ids[0]).revived, owner.revived);
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assert.deepEqual(revivalPlayer(done, f.ids[0]).forces, owner.forces);
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await restored(f, done);
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done = await settleIncome(f, done);
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assert.equal(revivalPlayer(done, f.ids[2]).spice, tleilaxSpice + 1);
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assert.equal(done.discard.filter((c) => c.id === f.ghola).length, 1);
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const before = snapshot(f);
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const rooms = await restored(f, done);
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await assert.rejects(rooms.act(f.code, f.auths[0], done.version, action, clock));
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await rooms.continueRoomAutomatic(f.code, clock);
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assert.deepEqual(snapshot(f), before);
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} finally { f.sqlite.close(); }
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});
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void test('production SQL altered original group and captured income response reject reads and actions without writes', async () => {
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const f = await persisted('tleilax');
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try {
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const g = await opened(f);
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for (const mutate of [
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(state: Game) => { state.homeworldRevivalReturn!.group.free++; },
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(state: Game) => { state.homeworldRevivalReturn!.quote.normal++; },
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(state: Game) => { state.homeworldRevivalReturn!.quote.beforePopulation--; },
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(state: Game) => { state.homeworldRevivalReturn!.resumeResponse!.amount!++; },
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(state: Game) => { state.homeworldRevivalReturn!.resumeSignature = 'replayed'; },
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(state: Game) => { state.homeworldRevivalReturn!.player = f.ids[0]; },
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]) {
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const corrupt = revivalReload(g);
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mutate(corrupt);
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f.save(corrupt);
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f.writes.length = 0;
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const before = snapshot(f);
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const rooms = f.restart();
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await assert.rejects(rooms.readSeatView(f.code, f.auths[2]));
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await assert.rejects(rooms.act(f.code, f.auths[2], corrupt.version, deployment(g), clock));
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assert.throws(() => engine.normalizeAutomaticGame(corrupt));
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assert.deepEqual(snapshot(f), before);
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assert.equal(f.writes.length, 0);
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assert.deepEqual(await rooms.readRoom(f.otherCode), f.otherBefore);
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}
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} finally { f.sqlite.close(); }
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});
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void test('production SQL completed arrival proof cannot be retargeted or replayed after restart', async () => {
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const f = await persisted();
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try {
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const g = await opened(f);
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const done = await act(f, g, f.ids[0], deployment(g));
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for (const mutate of [
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(state: Game) => { state.homeworldRevivalReturn!.destination = 'polar_sink:0'; },
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(state: Game) => { state.homeworldRevivalReturn!.arrivalSignature = 'replayed'; },
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(state: Game) => { state.homeworldRevivalReturn!.stage = 'choice'; },
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(state: Game) => { state.homeworldRevivalReturn!.ambassadors!.push({ event: 'forged', entrant: f.ids[0], destination: 'arrakeen', completed: false }); },
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]) {
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const corrupt = revivalReload(done);
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mutate(corrupt);
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f.save(corrupt);
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f.writes.length = 0;
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const before = snapshot(f);
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const rooms = f.restart();
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await assert.rejects(rooms.readSeatView(f.code, f.auths[0]));
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await assert.rejects(rooms.act(f.code, f.auths[0], corrupt.version, { type: 'ready' }, clock));
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assert.throws(() => engine.normalizeAutomaticGame(corrupt));
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assert.deepEqual(snapshot(f), before);
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assert.equal(f.writes.length, 0);
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}
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} finally { f.sqlite.close(); }
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});
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