416 lines
14 KiB
TypeScript
416 lines
14 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 { richeseCards } from '../game/richese-cards';
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import {
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createRicheseNoField,
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deployRicheseNoField,
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} from '../game/richese-no-field';
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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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async function fixture(choam = false, marker = false) {
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const store = unitStore();
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const created = await store.rooms.createRoom('Mover', 'guild', false, []);
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const code = created.view.code;
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const joined = await store.rooms.joinRoom(code, 'Other', 'atreides');
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const third = await store.rooms.joinRoom(code, 'Observer', 'emperor');
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const owner = await store.rooms.authenticate(code, created.token),
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other = await store.rooms.authenticate(code, joined.token!),
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observer = await store.rooms.authenticate(code, third.token!);
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const old = await store.rooms.readRoom(code),
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initial = engine.createGame(
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code,
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engine.newPlayer(owner.playerId, 'Mover', 'richese'),
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false,
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['choam'],
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);
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initial.players.push(
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engine.newPlayer(other.playerId, 'Other', choam ? 'choam' : 'atreides'),
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engine.newPlayer(observer.playerId, 'Observer', 'emperor'),
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);
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Object.assign(initial, {
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version: old.version,
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status: 'playing',
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phase: 5,
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turn: 2,
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active: owner.playerId,
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order: initial.players.map((p) => p.id),
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movementRemaining: initial.players.map((p) => p.id),
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storm: 18,
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deck: baseDeck(),
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richeseCache: richeseCards(),
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});
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for (const p of initial.players) {
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p.hand = [];
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p.spice = 10;
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p.forces = {};
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p.reserves = 20;
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}
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const card = initial.richeseCache!.find((c) => c.effect === 'ornithopter')!;
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initial.richeseCache = initial.richeseCache!.filter((c) => c.id !== card.id);
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initial.players[0].hand.push(card);
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initial.players[0].forces = { 'imperial_basin:10': 3 };
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initial.players[0].reserves = 17;
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if (choam) {
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initial.players[1].forces = { 'hagga_basin:12': 1 };
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initial.players[1].reserves = 19;
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}
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if (marker) {
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initial.players[0].noField = createRicheseNoField([
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'private-zero',
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'private-three',
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'private-five',
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]);
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initial.players[0].noField = deployRicheseNoField(
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initial.players[0].noField,
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{
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tokenId: 'private-three',
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controller: owner.playerId,
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location: { territory: 'carthag', sector: 11 },
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},
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);
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initial.players[0].noFieldEvent = 'original-marker-event';
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}
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const save = (g: 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(g), g.version, code);
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save(initial);
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store.writes.length = 0;
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const first: engine.Action = {
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type: 'move',
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movementCard: card.id,
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ornithopter: choam ? 'range3' : 'twoGroups',
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forces: { 'imperial_basin:10': 1 },
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territory: choam ? 'hagga_basin' : 'arrakeen',
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sector: choam ? 12 : 10,
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};
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return { ...store, code, owner, other, observer, initial, card, first, save };
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}
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function barrier() {
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let release!: () => void;
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const ready = new Promise<void>((resolve) => {
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release = resolve;
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});
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let arrivals = 0;
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return async () => {
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if (++arrivals === 2) release();
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await ready;
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};
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}
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function committedOnce(
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results: PromiseSettledResult<unknown>[],
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writes: { changes: number }[],
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) {
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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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writes.map((w) => w.changes).sort((a, b) => a - b),
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[0, 1],
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);
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}
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void test('concurrent first and second group requests each commit once across JSON restart and discard one played Ornithopter', async () => {
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const f = await fixture();
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try {
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f.hooks.beforeWrite = barrier();
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const starts = await Promise.allSettled([
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f.rooms.act(f.code, f.owner, f.initial.version, f.first, clock),
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f.restart().act(f.code, f.owner, f.initial.version, f.first, clock),
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]);
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f.hooks.beforeWrite = undefined;
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committedOnce(starts, f.writes);
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const first = await f.restart().readRoom(f.code);
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assert.equal(first.version, f.initial.version + 1);
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assert.equal(first.players[0].moved, 1);
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assert.equal(first.players[0].hand.length, 0);
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assert.equal(first.discard.length, 0);
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assert.equal(first.ornithopter!.card.id, f.card.id);
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assert.deepEqual(first.ornithopter!.cohort!.forces, {
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'imperial_basin:10': 2,
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});
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await assert.rejects(
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f.restart().act(f.code, f.owner, first.version, f.first, clock),
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);
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assert.deepEqual(await f.rooms.readRoom(f.code), first);
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const writes = f.writes.length;
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await f.restart().continueRoomAutomatic(f.code, clock);
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assert.equal(f.writes.length, writes);
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assert.deepEqual(await f.rooms.readRoom(f.code), first);
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const action = {
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type: 'move',
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ornithopterEvent: first.ornithopter!.event,
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forces: { 'imperial_basin:10': 2 },
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territory: 'carthag',
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sector: 11,
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};
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f.writes.length = 0;
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f.hooks.beforeWrite = barrier();
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const seconds = await Promise.allSettled([
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f.restart().act(f.code, f.owner, first.version, action, clock),
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f.rooms.act(f.code, f.owner, first.version, action, clock),
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]);
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f.hooks.beforeWrite = undefined;
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committedOnce(seconds, f.writes);
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const done = await f.restart().readRoom(f.code);
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assert.equal(done.version, first.version + 1);
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assert.equal(done.players[0].moved, 2);
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assert.deepEqual(done.players[0].forces, {
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'arrakeen:10': 1,
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'carthag:11': 2,
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});
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assert.equal(done.ornithopter, null);
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assert.deepEqual(done.discard, [f.card]);
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assert.deepEqual(
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done.players.map((p) => p.spice),
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[10, 10, 10],
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);
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await assert.rejects(
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f.rooms.act(f.code, f.owner, done.version, action, clock),
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);
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assert.deepEqual(await f.restart().readRoom(f.code), 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('a persisted fixed-range declaration waits for the actual CHOAM owner and duplicated allowance commits its movement once', async () => {
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const f = await fixture(true);
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try {
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await f.rooms.act(f.code, f.owner, f.initial.version, f.first, clock);
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const pending = await f.restart().readRoom(f.code);
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assert.equal(pending.decision?.kind, 'choamMovement');
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assert.equal(pending.players[0].moved, 0);
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assert.equal(pending.ornithopter!.completed, 0);
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assert.equal(pending.pendingChoamMove!.ornithopterRange, true);
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const before = f.writes.length;
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await f.restart().continueRoomAutomatic(f.code, clock);
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assert.equal(f.writes.length, before);
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assert.deepEqual(await f.rooms.readRoom(f.code), pending);
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await assert.rejects(
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f.rooms.act(
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f.code,
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f.owner,
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pending.version,
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{ type: 'decision', decline: true },
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clock,
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),
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);
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f.writes.length = 0;
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f.hooks.beforeWrite = barrier();
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const replies = await Promise.allSettled([
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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.other,
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pending.version,
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{ type: 'decision', decline: true },
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clock,
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),
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f.rooms.act(
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f.code,
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f.other,
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pending.version,
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{ type: 'decision', decline: true },
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clock,
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),
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]);
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f.hooks.beforeWrite = undefined;
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committedOnce(replies, f.writes);
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const done = await f.restart().readRoom(f.code);
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assert.equal(done.version, pending.version + 1);
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assert.equal(done.ornithopter, null);
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assert.equal(done.pendingChoamMove, null);
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assert.equal(done.players[0].moved, 1);
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assert.equal(done.players[0].forces['hagga_basin:12'], 1);
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assert.deepEqual(done.discard, [f.card]);
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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('unmoved concealed marker remains private after first group and its second movement uses both exact events in one CAS', async () => {
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const f = await fixture(false, true);
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try {
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await f.rooms.act(f.code, f.owner, f.initial.version, f.first, clock);
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const pending = await f.restart().readRoom(f.code);
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const own = await f.rooms.readSeatView(f.code, f.owner);
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assert.equal(
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own.ornithopter!.active!.cohort!.noField!.tokenId,
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'private-three',
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);
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for (const auth of [f.other, f.observer]) {
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const view = await f.restart().readSeatView(f.code, auth);
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assert.equal(view.ornithopter, null);
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for (const id of ['private-zero', 'private-three', 'private-five'])
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assert.equal(JSON.stringify(view).includes(id), false);
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}
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const action = {
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type: 'move',
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ornithopterEvent: pending.ornithopter!.event,
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noField: 'private-three',
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event: pending.players[0].noFieldEvent,
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forces: {},
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territory: 'imperial_basin',
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sector: 11,
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};
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for (const stale of [
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{ ...action, event: 'stale-marker' },
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{ ...action, ornithopterEvent: 'stale-flight' },
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])
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await assert.rejects(
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f.rooms.act(f.code, f.owner, pending.version, stale, clock),
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);
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assert.deepEqual(await f.rooms.readRoom(f.code), pending);
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f.writes.length = 0;
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f.hooks.beforeWrite = barrier();
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const replies = await Promise.allSettled([
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f.rooms.act(f.code, f.owner, pending.version, action, clock),
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f.restart().act(f.code, f.owner, pending.version, action, clock),
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]);
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f.hooks.beforeWrite = undefined;
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committedOnce(replies, f.writes);
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const done = await f.restart().readRoom(f.code);
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assert.equal(done.ornithopter, null);
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assert.equal(done.players[0].moved, 2);
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assert.deepEqual(done.players[0].noField!.deployed!.location, {
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territory: 'imperial_basin',
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sector: 11,
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});
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assert.notEqual(done.players[0].noFieldEvent, action.event);
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assert.equal(done.players[0].reserves, 17);
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assert.deepEqual(done.players[0].forces, pending.players[0].forces);
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assert.deepEqual(done.discard, [f.card]);
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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('a restored missing cohort is never reconstructed from merged forces by actions, normalization or no-op room recovery', async () => {
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const f = await fixture();
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try {
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await f.rooms.act(f.code, f.owner, f.initial.version, f.first, clock);
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const broken = await f.rooms.readRoom(f.code);
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delete broken.ornithopter!.cohort;
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f.save(broken);
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const writes = f.writes.length;
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const second = {
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type: 'move',
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ornithopterEvent: broken.ornithopter!.event,
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forces: { 'arrakeen:10': 1 },
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territory: 'imperial_basin',
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sector: 10,
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};
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await assert.rejects(
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f.restart().act(f.code, f.owner, broken.version, second, clock),
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/cohort/,
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);
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await assert.rejects(
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f
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.restart()
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.act(f.code, f.owner, broken.version, { type: 'endMovement' }, clock),
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/cohort/,
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);
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assert.throws(() => engine.normalizeAutomaticGame(broken), /cohort/);
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// No automatic response is queued here: the room worker must remain a no-op,
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// rather than inventing the lost original quota from present board counts.
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await f.restart().continueRoomAutomatic(f.code, clock);
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assert.deepEqual(await f.restart().readRoom(f.code), broken);
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assert.equal(f.writes.length, writes);
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assert.equal(broken.players[0].moved, 1);
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assert.equal(broken.discard.length, 0);
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assert.equal(broken.ornithopter!.card.id, f.card.id);
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} finally {
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f.sqlite.close();
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}
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});
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