455 lines
15 KiB
TypeScript
455 lines
15 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 { baseDeck } from '../game/cards';
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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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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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type Source = 'income' | 'technology';
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async function fixture(source: Source, converted = true) {
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const store = unitStore(),
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extensions: 'ix'[] = source === 'technology' ? ['ix'] : [];
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const made = await store.rooms.createRoom(
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'BG',
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'beneGesserit',
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false,
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extensions,
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),
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code = made.view.code,
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tokens = [made.token];
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const factions =
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source === 'income'
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? (['harkonnen', 'emperor'] as const)
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: (['ixians', 'atreides'] as const);
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for (const faction of factions)
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tokens.push((await store.rooms.joinRoom(code, faction, faction)).token!);
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const seats = await Promise.all(
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tokens.map((t) => store.restart().authenticate(code, t)),
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),
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ids = seats.map((s) => s.playerId);
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const old = await store.restart().readRoom(code);
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const g = engine.createGame(
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code,
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engine.newPlayer(ids[0], 'BG', 'beneGesserit'),
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true,
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extensions,
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);
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factions.forEach((f, i) =>
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g.players.push(engine.newPlayer(ids[i + 1], f, f)),
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);
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// Phase2 position only: all pool creation, paid sale, substitution, responses
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// and costs below are public production actions on authenticated SQL rooms.
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Object.assign(g, {
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version: old.version,
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status: 'playing',
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phase: 2,
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turn: 2,
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storm: 18,
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active: null,
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order: [ids[1], ids[2], ids[0]],
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deck: baseDeck(),
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discard: [],
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phaseOpening: null,
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ready: [],
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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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hand: [],
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spice: 20,
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forces: {},
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reserves: 20,
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tanks: 0,
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traitors: [],
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traitorChoices: [],
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});
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function hold(
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index: number,
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pred: (c: engine.Game['deck'][number]) => boolean,
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) {
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const at = g.deck.findIndex(pred);
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assert.ok(at >= 0);
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const card = g.deck.splice(at, 1)[0];
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g.players[index].hand.push(card);
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return card;
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}
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const worthless = hold(0, (c) => c.kind === 'worthless'),
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printed = hold(1, (c) => c.effect === 'karama'),
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offered =
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source === 'technology' ? hold(1, (c) => c.kind === 'shield') : null;
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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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async function act(index: number, action: engine.Action) {
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const state = await store.restart().readRoom(code);
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await store.restart().act(code, seats[index], state.version, action, clock);
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return store.restart().readRoom(code);
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}
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let state: engine.Game = g;
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for (const index of [0, 1, 2]) state = await act(index, { type: 'ready' });
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if (state.phaseOpening)
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for (const index of [0, 1, 2]) state = await act(index, { type: 'ready' });
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assert.equal(state.phase, 3);
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if (source === 'technology') {
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assert.equal(state.response?.kind, 'ixAuction');
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for (let n = 0; state.response && n < 10; n++) {
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const index = state.players.findIndex(
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(p) => !state.response!.passed.includes(p.id),
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);
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assert.ok(index >= 0);
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state = await act(index, { type: 'passResponse' });
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}
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assert.equal(state.decision?.kind, 'ixAuction');
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state = await act(1, {
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type: 'decision',
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card: state.ixAuction!.cards[0].id,
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position: 'bottom',
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});
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assert.equal(state.decision?.kind, 'ixTechnology');
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state = await act(1, { type: 'decision', card: offered!.id });
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assert.equal(state.response?.kind, 'ixTechnology');
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} else {
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assert.equal(state.auction!.active, ids[1]);
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state = await act(1, { type: 'bid', amount: 4 });
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for (let n = 0; !state.decision && n < 5; n++) {
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const index = ids.indexOf(state.auction!.active);
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assert.ok(index >= 0);
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state = await act(index, { type: 'passBid' });
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}
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assert.equal(state.decision?.kind, 'auctionPayment');
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state = await act(1, { type: 'decision', karama: false });
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assert.equal(state.response?.kind, 'emperorIncome');
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assert.equal(state.players[1].spice, 16);
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assert.equal(state.players[2].spice, 20);
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}
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const original = state;
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const pending = converted
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? await act(0, { type: 'card', card: worthless.id, mode: 'cancel' })
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: original;
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if (converted) assert.equal(pending.response?.kind, 'worthlessKarama');
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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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seats,
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ids,
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save,
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act,
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source,
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offered,
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original,
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pending,
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worthless,
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printed,
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};
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}
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type Fixture = Awaited<ReturnType<typeof fixture>>;
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async function privateViews(f: Fixture) {
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for (const token of f.tokens) {
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const seat = await f.restart().authenticate(f.code, token),
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view = await f.restart().readSeatView(f.code, seat);
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assert.equal('pendingKarama' in view, false);
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assert.equal(JSON.stringify(view).includes('"signature"'), false);
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for (const p of view.players)
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if (p.id !== seat.playerId)
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for (const key of ['hand', 'spice', 'traitors', 'traitorChoices'])
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assert.equal(key in p, false);
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if (f.source === 'technology' && seat.playerId !== f.ids[1])
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assert.equal(JSON.stringify(view).includes(f.offered!.id), false);
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}
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}
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async function allowance(f: Fixture) {
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await privateViews(f);
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await f.restart().continueRoomAutomatic(f.code, clock);
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assert.equal(f.writes.length, 0);
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await assert.rejects(
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f
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.restart()
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.act(
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f.code,
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f.seats[2],
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f.pending.version,
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{ type: 'card', card: f.printed.id, mode: 'cancel' },
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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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let count = 0,
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release!: () => void;
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const gate = new Promise<void>((r) => {
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release = r;
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});
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f.hooks.beforeWrite = async () => {
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if (++count === 2) release();
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await gate;
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};
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const results = await Promise.allSettled(
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[0, 1].map(() =>
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f
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.restart()
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.act(
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f.code,
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f.seats[1],
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f.pending.version,
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{ type: 'passResponse' },
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clock,
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),
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),
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);
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f.hooks.beforeWrite = undefined;
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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 done = await f.restart().readRoom(f.code);
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assert.equal(done.version, f.pending.version + 1);
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assert.equal(done.pendingKarama ?? null, null);
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assert.equal(done.discard.filter((c) => c.id === f.worthless.id).length, 1);
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assert.ok(done.players[1].hand.some((c) => c.id === f.printed.id));
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await Promise.all([
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f.restart().continueRoomAutomatic(f.code, clock),
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f.restart().continueRoomAutomatic(f.code, clock),
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]);
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assert.deepEqual(await f.restart().readRoom(f.code), done);
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await assert.rejects(
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f
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.restart()
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.act(
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f.code,
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f.seats[1],
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f.pending.version,
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{ type: 'passResponse' },
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clock,
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),
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/changed/i,
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);
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assert.equal(f.writes.length, 2);
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await privateViews(f);
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return done;
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}
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void test('paid Harkonnen win survives concurrent Emperor-income cancellation with one automatic private bonus and next-lot advancement', async () => {
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const f = await fixture('income');
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try {
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const won = f.original.auction!.cards[0],
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bonus = f.original.deck[0],
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done = await allowance(f);
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assert.equal(done.response, null);
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assert.equal(done.currentAuctionSale, null);
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assert.equal(done.auction!.index, 1);
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assert.equal(done.auction!.bid, 0);
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assert.equal(done.auction!.bidder, null);
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assert.deepEqual(done.auction!.passed, []);
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assert.equal(done.auction!.active, f.ids[2]);
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assert.deepEqual(
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done.players.map((p) => p.spice),
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[20, 16, 20],
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);
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assert.deepEqual(
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done.players[1].hand.map((c) => c.id),
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[f.printed.id, won.id, bonus.id],
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);
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assert.deepEqual(done.deck, f.original.deck.slice(1));
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assert.equal(
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done.log.filter((l) => /drew one bonus treachery card/.test(l.text))
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.length,
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1,
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);
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assert.equal(
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done.log.filter((l) => /won a treachery card/.test(l.text)).length,
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1,
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);
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for (const index of [0, 2]) {
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const view = await f
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.restart()
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.readSeatView(
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f.code,
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await f.restart().authenticate(f.code, f.tokens[index]),
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);
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assert.equal(JSON.stringify(view).includes(bonus.id), false);
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assert.equal(JSON.stringify(view).includes(won.id), false);
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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('real Ixian Technology cancellation resumes an Atreides peek without exchanging cards or repeating pool work after fresh authenticated recovery', async () => {
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const f = await fixture('technology');
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try {
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const done = await allowance(f),
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incoming = f.original.auction!.cards[f.original.auction!.index];
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assert.equal(done.pendingIxTechnology, null);
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assert.equal(done.ixTechnologyTurn, 2);
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assert.equal(done.response?.kind, 'atreidesAuction');
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assert.equal(done.response!.owner, f.ids[2]);
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assert.deepEqual(done.auction, f.original.auction);
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assert.equal(done.auction!.peekKnown, false);
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assert.deepEqual(done.players[1].hand, f.original.players[1].hand);
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assert.deepEqual(done.deck, f.original.deck);
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assert.deepEqual(done.ixAuctionKnown, f.original.ixAuctionKnown);
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const hidden = await f.restart().readSeatView(f.code, f.seats[2]);
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assert.equal(hidden.auction?.card, null);
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const peek = await f.act(1, { type: 'passResponse' });
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assert.equal(peek.response, null);
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assert.equal(peek.auction!.peekKnown, true);
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const mine = await f
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.restart()
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.readSeatView(
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f.code,
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await f.restart().authenticate(f.code, f.tokens[2]),
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);
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assert.equal(mine.auction!.card!.id, incoming.id);
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await f.restart().continueRoomAutomatic(f.code, clock);
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assert.deepEqual(await f.restart().readRoom(f.code), peek);
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} finally {
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f.sqlite.close();
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}
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});
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for (const source of ['income', 'technology'] as const)
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void test(`${source} source corruption rejects new card costs and paid conversion allowances before any SQL write`, async () => {
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for (const converted of [false, true]) {
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const f = await fixture(source, converted);
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try {
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const mutations: ((g: engine.Game) => void)[] =
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source === 'income'
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? [
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(g) => {
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g.currentAuctionSale!.amount = -1;
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},
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(g) => {
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g.currentAuctionSale!.winner = f.ids[2];
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},
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(g) => {
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g.auction!.opener = -1;
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},
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]
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: [
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(g) => {
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g.ixTechnologyTurn = 1;
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},
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(g) => {
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g.pendingIxTechnology!.card = '';
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},
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(g) => {
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g.auction!.index = g.auction!.cards.length;
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},
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];
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for (const mutate of mutations) {
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const bad = structuredClone(f.pending);
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mutate(bad);
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f.save(bad);
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await assert.rejects(
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f
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.restart()
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.act(
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f.code,
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f.seats[converted ? 1 : 0],
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bad.version,
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converted
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? { type: 'passResponse' }
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: { type: 'card', card: f.worthless.id, mode: 'cancel' },
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clock,
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),
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);
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assert.deepEqual(await f.restart().readRoom(f.code), bad);
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assert.equal(f.writes.length, 0);
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assert.equal(
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bad.discard.filter((c) => c.id === f.worthless.id).length,
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converted ? 1 : 0,
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);
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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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});
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