A table's options and its size are read one way, in spec.ts, by the server, the tally and the replay; a game may seat fewer for some options

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01Jm2auWk6RP71CjaAb4FMoG

template/src/lib/game/spec.test.ts

@@ -0,0 +1,22 @@
+import { describe, expect, it } from 'vitest';
+import { cleanOptions, tableSize, type TableOption } from './spec';
+
+const options: TableOption[] = [
+	{ key: 'length', label: 'Length', choices: [{ value: 'short', label: 'Short' }, { value: 'long', label: 'Long' }], default: 'short' }
+];
+
+describe('table options', () => {
+	it('keeps only declared options and offered choices, the rest at their defaults', () => {
+		expect(cleanOptions({ options }, { length: 'long', colour: 'red' })).toEqual({ length: 'long' });
+		expect(cleanOptions({ options }, { length: 'endless' })).toEqual({ length: 'short' });
+		expect(cleanOptions({ options }, null)).toEqual({ length: 'short' });
+	});
+
+	it('seats as many as the options allow, never more than the seats there are', () => {
+		const seatIds = ['A', 'B', 'C', 'D'];
+		expect(tableSize({ seatIds, options })).toBe(4);
+		const seatsFor = (o: Record<string, string>) => (o.length === 'short' ? 2 : 9);
+		expect(tableSize({ seatIds, options, seatsFor }, { length: 'short' })).toBe(2);
+		expect(tableSize({ seatIds, options, seatsFor }, { length: 'long' })).toBe(4);
+	});
+});