487 lines
16 KiB
TypeScript
487 lines
16 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' | 'capture';
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async function fixture(source: Source, remaining = false, converted = true) {
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const store = unitStore();
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const made = await store.rooms.createRoom('BG', 'beneGesserit', false, []);
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const code = made.view.code,
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tokens = [made.token];
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for (const [name, faction] of [
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['Winner', 'harkonnen'],
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['Loser', 'emperor'],
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['Fourth', 'guild'],
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] as const)
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tokens.push((await store.rooms.joinRoom(code, name, faction)).token!);
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const seats = await Promise.all(
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tokens.map((token) => store.restart().authenticate(code, token)),
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);
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const ids = seats.map((seat) => seat.playerId);
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const saved = 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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source === 'income' ? ['choam'] : [],
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);
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g.players.push(
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engine.newPlayer(ids[1], 'Winner', 'harkonnen'),
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engine.newPlayer(ids[2], 'Loser', 'emperor'),
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engine.newPlayer(ids[3], 'Fourth', source === 'income' ? 'choam' : 'guild'),
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);
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// Isolated physical component position with real authenticated room seats.
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// Every battle, aftermath response and cancellation is declared below.
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Object.assign(g, {
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version: saved.version,
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status: 'playing',
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phase: 6,
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turn: 2,
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storm: 18,
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active: ids[1],
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order: [ids[1], ids[2], ids[0], ids[3]],
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deck: baseDeck(),
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phaseOpening: null,
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spice: { 'arrakeen:10': 5 },
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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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for (const index of [1, 2]) {
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g.players[index].forces = {
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'arrakeen:10': 4,
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...(remaining ? { 'red_chasm:7': 2 } : {}),
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};
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g.players[index].reserves = remaining ? 14 : 16;
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}
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g.players[0].ally = ids[3];
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g.players[3].ally = ids[0];
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// Existing saved Battle states can carry refundable escrow. This receipt is
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// explicit fixture data, not a claim that BG can newly pledge during Battle.
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g.players[0].spice = 18;
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g.aid = { [ids[0]]: { recipient: ids[3], amount: 2 } };
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function hold(index: number, kind: string) {
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const at = g.deck.findIndex((c) => c.kind === kind || c.effect === kind);
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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, 'worthless'),
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printed = hold(2, 'karama');
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hold(3, 'shield'); // A private, unrelated physical hand survives the aftermath.
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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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await act(1, { type: 'chooseBattle', territory: 'arrakeen', target: ids[2] });
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let state = await store.restart().readRoom(code);
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for (let tries = 0; state.response || state.battle?.preparation; tries++) {
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assert.ok(tries < 20);
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if (state.response) {
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const index = ids.findIndex((id) => !state.response!.passed.includes(id));
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state = await act(index, { type: 'passResponse' });
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} else
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state = await act(ids.indexOf(state.battle!.preparation!.owner), {
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type: 'declineBattlePower',
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});
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}
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const winner = state.players[1].leaders.reduce((a, b) =>
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a.strength > b.strength ? a : b,
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),
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loser = state.players[2].leaders.reduce((a, b) =>
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a.strength < b.strength ? a : b,
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);
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state = await act(1, {
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type: 'battlePlan',
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dial: 3,
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support: 3,
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leader: winner.id,
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});
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const sealed = await store.restart().readSeatView(code, seats[2]);
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assert.equal(sealed.battle!.plans[ids[1]], undefined);
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await act(2, { type: 'battlePlan', dial: 0, support: 0, leader: loser.id });
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await act(1, { type: 'traitorCall', call: false });
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state = await act(2, { type: 'traitorCall', call: false });
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assert.equal(state.lastBattleContext?.winner, ids[1]);
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assert.equal(state.players[1].tanks, 3);
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assert.equal(state.players[2].tanks, 4);
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if (source === 'income') {
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assert.equal(state.response?.kind, 'choamBattleIncome');
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assert.equal(state.pendingChoamBattleIncome?.amount, 1);
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} else {
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assert.equal(state.decision?.kind, 'captureOffer');
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state = await act(1, { type: 'decision', accept: true });
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assert.equal(state.response?.kind, 'capture');
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}
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const original = state,
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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) {
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assert.equal(pending.response?.kind, 'worthlessKarama');
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assert.equal(pending.pendingKarama?.opportunity?.kind, 'cancel');
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}
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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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original,
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pending,
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worthless,
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printed,
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source,
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remaining,
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};
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}
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type Fixture = Awaited<ReturnType<typeof fixture>>;
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const reload = (g: engine.Game): engine.Game => JSON.parse(JSON.stringify(g));
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function inventory(g: engine.Game) {
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const ids = [...g.deck, ...g.discard, ...g.players.flatMap((p) => p.hand)]
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.map((c) => c.id)
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.sort();
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assert.equal(new Set(ids).size, ids.length);
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return ids;
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}
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async function privateRead(f: Fixture) {
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const before = await f.restart().readRoom(f.code);
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for (const token of f.tokens) {
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const auth = await f.restart().authenticate(f.code, token);
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const view = await f.restart().readSeatView(f.code, auth);
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for (const key of [
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'pendingKarama',
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'pendingChoamBattleIncome',
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'pendingCapture',
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'lastBattleContext',
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])
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assert.equal(key 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 !== auth.playerId)
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for (const key of ['hand', 'spice', 'traitors'])
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assert.equal(key in p, false);
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}
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assert.deepEqual(await f.restart().readRoom(f.code), before);
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}
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async function race(
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f: Fixture,
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actor: number,
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action: engine.Action,
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state = f.pending,
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) {
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let arrivals = 0,
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release!: () => void;
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const gate = new Promise<void>((resolve) => {
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release = resolve;
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});
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f.hooks.beforeWrite = async () => {
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if (++arrivals === 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.restart().act(f.code, f.seats[actor], state.version, action, clock),
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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, state.version + 1);
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assert.deepEqual(inventory(done), inventory(f.original));
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return done;
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}
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async function stable(f: Fixture, done: engine.Game) {
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const count = f.writes.length;
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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[2],
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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, count);
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await privateRead(f);
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}
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void test('persisted real CHOAM battle-income cancellation commits once and restores the genuine capture decision without paying or rerolling', async () => {
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const f = await fixture('income');
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try {
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await privateRead(f);
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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[3],
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f.pending.version,
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{ type: 'decision', accept: true },
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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), f.pending);
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assert.equal(f.writes.length, 0);
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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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const done = await race(f, 2, { type: 'passResponse' });
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assert.equal(done.pendingKarama, null);
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assert.equal(done.pendingChoamBattleIncome, null);
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assert.equal(done.decision?.kind, 'captureOffer');
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assert.equal(done.decision?.player, f.ids[1]);
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assert.equal(done.players[3].spice, 20);
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assert.equal(done.players[1].tanks, 3);
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assert.equal(done.players[2].tanks, 4);
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assert.equal(done.discard.filter((c) => c.id === f.worthless.id).length, 1);
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assert.equal(
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done.players.flatMap((p) => p.leaders).some((l) => !!l.capturedBy),
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false,
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);
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assert.equal(
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done.log.filter((l) =>
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l.text.includes('used Karama to cancel choamBattleIncome'),
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).length,
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1,
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);
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await stable(f, done);
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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('persisted capture cancellation resumes a remaining battle or refunds and collects once when the battle phase ends', async () => {
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for (const remaining of [true, false]) {
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const f = await fixture('capture', remaining);
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try {
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await privateRead(f);
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const done = await race(f, 2, { type: 'passResponse' });
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assert.equal(done.pendingCapture, null);
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assert.equal(done.pendingKarama, null);
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assert.equal(
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done.players.flatMap((p) => p.leaders).some((l) => !!l.capturedBy),
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false,
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);
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assert.equal(done.players[1].tanks, 3);
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assert.equal(done.players[2].tanks, 4);
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assert.equal(
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done.discard.filter((c) => c.id === f.worthless.id).length,
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1,
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);
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if (remaining) {
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assert.equal(done.phase, 6);
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assert.equal(done.active, f.ids[1]);
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assert.equal(done.spice['arrakeen:10'], 5);
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assert.equal(done.aid[f.ids[0]].amount, 2);
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} else {
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assert.equal(done.phase, 7);
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assert.equal(done.spice['arrakeen:10'], 2);
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assert.equal(done.players[1].spice, 22);
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assert.equal(done.players[0].spice, 20);
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assert.deepEqual(done.aid, {});
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}
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await stable(f, done);
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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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void test('a genuine printed capture cancellation submitted twice from one version spends one card and applies no extra casualty or collection', async () => {
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const f = await fixture('capture', false, false);
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try {
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const done = await race(
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f,
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2,
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{ type: 'card', card: f.printed.id, mode: 'cancel' },
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f.original,
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);
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assert.equal(done.pendingCapture, null);
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assert.equal(done.phase, 7);
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assert.equal(done.discard.filter((c) => c.id === f.printed.id).length, 1);
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assert.ok(done.players[0].hand.some((c) => c.id === f.worthless.id));
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assert.equal(done.players[1].spice, 22);
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assert.equal(done.players[0].spice, 20);
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assert.equal(done.players[1].tanks, 3);
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assert.equal(done.players[2].tanks, 4);
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await stable(f, done);
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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('malformed immediate post-capture board, aid and collection state rejects both new costs and an already-paid allowance with zero SQL writes', async () => {
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for (const converted of [false, true]) {
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const f = await fixture('capture', false, converted);
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try {
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const mutations: ((g: engine.Game) => void)[] = [
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(g) => {
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g.order[1] = g.order[0];
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},
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(g) => {
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g.players[3].forces['red_chasm:8'] = 1;
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},
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(g) => {
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g.players[3].forces['red_chasm:7'] = -1;
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},
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(g) => {
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g.aid[f.ids[0]].amount = -1;
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},
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(g) => {
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g.aid['absent-donor'] = { recipient: f.ids[1], amount: 2 };
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},
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(g) => {
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g.players[0].spice = Number.MAX_SAFE_INTEGER;
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},
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(g) => {
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g.spice['arrakeen:10'] = -1;
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},
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];
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for (const change of mutations) {
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const bad = reload(f.pending);
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change(bad);
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f.save(bad);
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for (const card of converted ? [null] : [f.worthless, f.printed]) {
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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 || card?.id === f.printed.id ? 2 : 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: card!.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);
|
|
}
|
|
assert.equal(
|
|
bad.discard.filter((c) => c.id === f.worthless.id).length,
|
|
converted ? 1 : 0,
|
|
);
|
|
}
|
|
} finally {
|
|
f.sqlite.close();
|
|
}
|
|
}
|
|
});
|