435 lines
14 KiB
TypeScript
435 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 { createDukeVidal, DUKE_VIDAL_ID } from '../game/duke-vidal';
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import type * as Rooms from '../db/rooms';
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/** Execute the production room module and SQL, with a hook immediately before its CAS. */
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function unitStore(runBots = bots.runBots) {
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const sqlite = new DatabaseSync(':memory:');
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const hooks: { beforeWrite?: () => Promise<void> } = {};
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const writes: { expected: number; changes: number }[] = [];
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for (const file of readdirSync(new URL('../drizzle/', import.meta.url))
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.filter((f) => f.endsWith('.sql'))
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.sort())
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sqlite.exec(
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readFileSync(new URL('../drizzle/' + file, import.meta.url), 'utf8'),
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);
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class Statement {
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values: (string | number | null)[] = [];
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constructor(readonly sql: string) {}
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bind(...values: (string | number | null)[]) {
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this.values = values;
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return this;
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}
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async first() {
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return sqlite.prepare(this.sql).get(...this.values) ?? null;
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}
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async run() {
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const continuation = this.sql.startsWith('UPDATE rooms SET state');
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if (continuation) await hooks.beforeWrite?.();
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const changes = Number(
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sqlite.prepare(this.sql).run(...this.values).changes,
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);
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if (continuation)
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writes.push({ expected: Number(this.values[3]), changes });
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return { meta: { changes } };
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}
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}
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const database = {
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prepare: (sql: string) => new Statement(sql),
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batch: async (statements: Statement[]) => {
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sqlite.exec('BEGIN');
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try {
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const results = [];
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for (const statement of statements) results.push(await statement.run());
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sqlite.exec('COMMIT');
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return results;
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} catch (error) {
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sqlite.exec('ROLLBACK');
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throw error;
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}
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},
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};
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function loadRooms() {
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const exports = {};
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runInNewContext(
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ts.transpileModule(
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readFileSync(new URL('../db/rooms.ts', import.meta.url), 'utf8'),
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{
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compilerOptions: {
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module: ts.ModuleKind.CommonJS,
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target: ts.ScriptTarget.ES2022,
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},
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},
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).outputText,
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{
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exports,
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crypto: webcrypto,
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TextEncoder,
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structuredClone,
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// Keep persisted JSON values in the test realm for strict structural assertions.
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JSON,
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require: (name: string) => {
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if (name === 'cloudflare:workers') return { env: { DB: database } };
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if (name === '@/game/engine') return engine;
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if (name === '@/game/bots') return { ...bots, runBots };
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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() {
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const store = unitStore();
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const made = await store.rooms.createRoom('Reviver', 'emperor', false, []);
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const code = made.view.code;
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const joined = [
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await store.rooms.joinRoom(code, 'Opponent', 'guild'),
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await store.rooms.joinRoom(code, 'Third combatant', 'fremen'),
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];
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const tokens = [made.token, ...joined.map((s) => s.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 initial = await store.restart().readRoom(code);
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Object.assign(initial, {
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status: 'playing',
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phase: 6,
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turn: 2,
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advanced: false,
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expansions: [],
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storm: 18,
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order: seats.map((s) => s.playerId),
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active: seats[0].playerId,
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deck: baseDeck(),
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discard: [],
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});
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for (const [index, p] of initial.players.entries()) {
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Object.assign(p, {
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hand: [],
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forces:
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index < 2
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? { 'arrakeen:10': 3, 'carthag:11': 3 }
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: { 'arrakeen:10': 3 },
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reserves: index < 2 ? 14 : 17,
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tanks: 0,
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spice: 20,
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traitors: [],
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traitorChoices: [],
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});
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}
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const hold = (index: number, kind: string) => {
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const at = initial.deck.findIndex(
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(c) => c.kind === kind || c.effect === kind,
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);
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assert.ok(at >= 0);
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const c = initial.deck.splice(at, 1)[0];
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initial.players[index].hand.push(c);
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return c;
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};
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const ghola = hold(0, 'ghola'),
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poison = hold(2, 'poison');
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hold(0, 'shield');
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hold(1, 'snooper');
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hold(2, 'worthless');
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const leader = [...initial.players[0].leaders].sort(
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(a, b) => b.strength - a.strength,
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)[0];
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// The conserved three-faction starting board is staged. Prior leader use,
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// death, Ghola, and the later territory's battle all use genuine actions.
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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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async function act(index: number, action: engine.Action) {
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const rooms = store.restart();
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const auth = await rooms.authenticate(code, tokens[index]);
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const before = await rooms.readRoom(code);
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await rooms.act(code, auth, before.version, action, clock);
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return store.restart().readRoom(code);
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}
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async function prepare(territory: string, target = 1) {
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let g = await act(0, {
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type: 'chooseBattle',
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territory,
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target: seats[target].playerId,
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});
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for (let i = 0; i < 30 && (g.response || g.battle?.preparation); i++) {
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if (g.response) {
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const index = seats.findIndex(
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(s) => !g.response!.passed.includes(s.playerId),
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);
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g = await act(index, { type: 'passResponse' });
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} else {
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const index = seats.findIndex(
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(s) => s.playerId === g.battle!.preparation!.owner,
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);
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g = await act(index, { type: 'declineBattlePower' });
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}
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}
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assert.equal(g.response, null);
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assert.equal(g.battle?.preparation ?? null, null);
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return g;
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}
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await prepare('arrakeen');
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await act(0, { type: 'battlePlan', dial: 0, leader: leader.id });
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await act(1, {
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type: 'battlePlan',
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dial: 0,
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leader: [...initial.players[1].leaders].sort(
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(a, b) => a.strength - b.strength,
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)[0].id,
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});
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await act(0, { type: 'traitorCall', call: false });
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const first = await act(1, { type: 'traitorCall', call: false });
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const used = first.players[0].leaders.find((l) => l.id === leader.id)!;
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assert.equal(used.dead, false);
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assert.equal(used.usedAt, 'arrakeen');
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assert.equal(first.players[1].forces['arrakeen:10'] ?? 0, 0);
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assert.equal(first.phase, 6);
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await prepare('arrakeen', 2);
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await act(0, { type: 'battlePlan', dial: 0, leader: leader.id });
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await act(2, {
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type: 'battlePlan',
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dial: 0,
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leader: initial.players[2].leaders[0].id,
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weapon: poison.id,
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});
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await act(0, { type: 'traitorCall', call: false });
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let dead = await act(2, { type: 'traitorCall', call: false });
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for (let i = 0; dead.decision && i < 10; i++) {
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const d = dead.decision;
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assert.equal(d.kind, 'battleCards');
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dead = await act(
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seats.findIndex((s) => s.playerId === d.player),
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{ type: 'decision', discard: [] },
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);
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}
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assert.equal(dead.phase, 6);
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assert.equal(dead.battle, null);
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assert.equal(dead.decision, null);
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const killed = dead.players[0].leaders.find((l) => l.id === leader.id)!;
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assert.equal(killed.dead, true);
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assert.equal(killed.deaths, leader.deaths + 1);
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assert.equal(
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killed.usedAt,
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undefined,
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'ordinary battle death already clears the earlier territory',
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);
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assert.equal(dead.players[0].forces['arrakeen:10'] ?? 0, 0);
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assert.equal(dead.players[0].tanks, 3);
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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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initial,
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dead,
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leader: leader.id,
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ghola,
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poison,
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save,
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act,
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prepare,
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};
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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>((r) => {
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release = r;
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});
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let count = 0;
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return async () => {
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if (++count === 2) release();
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await ready;
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};
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}
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function resources(g: engine.Game) {
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return g.players.map((p) => ({
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id: p.id,
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spice: p.spice,
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forces: p.forces,
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reserves: p.reserves,
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tanks: p.tanks,
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revived: p.revived,
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leaderRevived: p.leaderRevived,
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revivalCycle: p.revivalCycle,
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freeForcesRevived: p.freeForcesRevived,
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elites: p.elites,
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}));
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}
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function inventory(g: engine.Game) {
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const cards = [...g.deck, ...g.discard, ...g.players.flatMap((p) => p.hand)];
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assert.equal(cards.length, baseDeck().length);
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assert.equal(new Set(cards.map((c) => c.id)).size, cards.length);
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for (const p of g.players)
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assert.equal(
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p.reserves + p.tanks + Object.values(p.forces).reduce((a, b) => a + b, 0),
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20,
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);
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}
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async function privacy(f: Awaited<ReturnType<typeof fixture>>, g: engine.Game) {
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for (const [i, token] of f.tokens.entries()) {
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const rooms = f.restart(),
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auth = await rooms.authenticate(f.code, token);
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const view = await rooms.readSeatView(f.code, auth);
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assert.deepEqual(view.players[i].hand, g.players[i].hand);
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for (let j = 0; j < f.seats.length; j++)
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if (i !== j) {
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assert.equal(view.players[j].hand, undefined);
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assert.equal(view.players[j].traitors, undefined);
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}
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assert.equal('pendingTreacheryDiscard' in view, false);
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}
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}
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void test('actual prior use and battle death then concurrent Ghola revives once for the next territory', async () => {
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const f = await fixture();
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try {
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await privacy(f, f.dead);
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const rooms = f.restart(),
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auth = await rooms.authenticate(f.code, f.tokens[0]);
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const view = await rooms.readSeatView(f.code, auth);
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assert.ok(view.ghola.leaders.some((l) => l.id === f.leader));
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assert.equal(view.ghola.available, true);
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const play: engine.Action = {
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type: 'card',
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card: f.ghola.id,
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leader: f.leader,
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};
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f.hooks.beforeWrite = barrier();
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const attempts = await Promise.allSettled([
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rooms.act(f.code, auth, f.dead.version, play, clock),
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f.restart().act(f.code, f.seats[0], f.dead.version, play, clock),
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]);
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f.hooks.beforeWrite = undefined;
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assert.equal(attempts.filter((r) => r.status === 'fulfilled').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 alive = await f.restart().readRoom(f.code);
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assert.equal(alive.version, f.dead.version + 1);
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const before = f.dead.players[0].leaders.find((l) => l.id === f.leader)!;
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const expected = { ...before, dead: false };
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delete expected.usedAt;
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assert.deepEqual(
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alive.players[0].leaders.find((l) => l.id === f.leader),
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expected,
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);
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assert.deepEqual(resources(alive), resources(f.dead));
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assert.deepEqual(alive.players[1], f.dead.players[1]);
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assert.deepEqual(alive.players[2], f.dead.players[2]);
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assert.deepEqual(
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alive.players[0].hand,
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f.dead.players[0].hand.filter((c) => c.id !== f.ghola.id),
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);
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assert.equal(alive.discard.filter((c) => c.id === f.ghola.id).length, 1);
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assert.equal(alive.pendingTreacheryDiscard ?? null, null);
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assert.equal(
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alive.treacheryDiscardSequence,
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(f.dead.treacheryDiscardSequence ?? 0) + 1,
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);
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assert.equal(
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alive.resolvedTreacheryDiscardSequence,
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alive.treacheryDiscardSequence,
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);
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const logs = alive.log.slice(f.dead.log.length);
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assert.equal(
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logs.filter((l) => l.text.includes('revived') && l.text.includes('Ghola'))
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.length,
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1,
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);
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assert.equal(
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logs.filter((l) => l.automatic?.name === 'Ghola revival').length,
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1,
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);
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const writes = f.writes.length;
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await assert.rejects(
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f.restart().act(f.code, auth, f.dead.version, play, clock),
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);
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await assert.rejects(
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f.restart().act(f.code, auth, alive.version, play, clock),
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);
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assert.equal(f.writes.length, writes);
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assert.deepEqual(await f.restart().readRoom(f.code), alive);
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await privacy(f, alive);
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inventory(alive);
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await f.prepare('carthag');
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const planned = await f.act(0, {
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type: 'battlePlan',
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dial: 0,
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leader: f.leader,
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});
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assert.equal(planned.battle!.plans[f.seats[0].playerId]!.leader, f.leader);
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const otherView = await f.restart().readSeatView(f.code, f.seats[1]);
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assert.equal(
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otherView.battle?.plans[f.seats[0].playerId]?.leader,
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undefined,
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);
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assert.equal(
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planned.players[0].leaders.find((l) => l.id === f.leader)!.deaths,
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before.deaths,
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);
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assert.equal(
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planned.players[0].leaderRevived,
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f.dead.players[0].leaderRevived,
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);
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assert.deepEqual(resources(planned), resources(alive));
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inventory(planned);
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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 synthetic dead foreign-controlled Duke cannot consume a non-Ecaz Ghola through the room API', async () => {
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const f = await fixture();
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try {
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// Explicit exceptional copied-save state: it is not produced by the ordinary
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// leader death above and must not grant another faction Duke revival rights.
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const bad = structuredClone(f.dead);
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bad.dukeVidal = createDukeVidal();
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bad.dukeVidal.controller = f.seats[0].playerId;
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bad.dukeVidal.source = 'ally';
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bad.dukeVidal.acquiredTurn = bad.turn;
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bad.dukeVidal.leader.dead = true;
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bad.dukeVidal.leader.deaths = 1;
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f.save(bad);
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const rooms = f.restart(),
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auth = await rooms.authenticate(f.code, f.tokens[0]);
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const view = await rooms.readSeatView(f.code, auth);
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assert.ok(!view.ghola.leaders.some((l) => l.id === DUKE_VIDAL_ID));
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await assert.rejects(
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rooms.act(
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f.code,
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auth,
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bad.version,
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{ type: 'card', card: f.ghola.id, leader: DUKE_VIDAL_ID },
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clock,
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),
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/Only Ecaz/,
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);
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assert.equal(f.writes.length, 0);
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assert.deepEqual(await f.restart().readRoom(f.code), bad);
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assert.ok(bad.players[0].hand.some((c) => c.id === f.ghola.id));
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inventory(bad);
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} finally {
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f.sqlite.close();
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}
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});
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