83 lines
2.5 KiB
TypeScript
83 lines
2.5 KiB
TypeScript
import { describe, expect, it } from 'vitest';
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import {
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DEFAULT_WAR_TERM,
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DIPLOMACY_STATE,
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processDiplomacyMonth,
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type DiplomacyEntry,
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} from '@sammo-ts/logic';
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const buildEntry = (
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fromNationId: number,
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toNationId: number,
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state: number,
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term: number,
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dead = 0
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): DiplomacyEntry => ({
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fromNationId,
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toNationId,
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state,
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term,
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dead,
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meta: {},
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});
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describe('diplomacy month processing', () => {
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it('promotes declaration to war after term expires', () => {
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const entries = [
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buildEntry(1, 2, DIPLOMACY_STATE.DECLARATION, 1),
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buildEntry(2, 1, DIPLOMACY_STATE.DECLARATION, 1),
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];
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const result = processDiplomacyMonth(entries, new Map([[1, 1], [2, 1]]));
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for (const entry of result) {
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expect(entry.state).toBe(DIPLOMACY_STATE.WAR);
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expect(entry.term).toBe(DEFAULT_WAR_TERM);
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}
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});
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it('ends war when both terms reach zero without casualties', () => {
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const entries = [
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buildEntry(1, 2, DIPLOMACY_STATE.WAR, 1),
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buildEntry(2, 1, DIPLOMACY_STATE.WAR, 1),
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];
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const result = processDiplomacyMonth(entries, new Map([[1, 1], [2, 1]]));
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for (const entry of result) {
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expect(entry.state).toBe(DIPLOMACY_STATE.TRADE);
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expect(entry.term).toBe(0);
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}
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});
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it('extends war term based on accumulated casualties', () => {
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const entries = [
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buildEntry(1, 2, DIPLOMACY_STATE.WAR, 3, 400),
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buildEntry(2, 1, DIPLOMACY_STATE.WAR, 3, 0),
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];
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const result = processDiplomacyMonth(entries, new Map([[1, 2], [2, 2]]));
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const forward = result.find(
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(entry) => entry.fromNationId === 1 && entry.toNationId === 2
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);
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const reverse = result.find(
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(entry) => entry.fromNationId === 2 && entry.toNationId === 1
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);
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expect(forward?.term).toBe(4);
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expect(forward?.dead).toBe(0);
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expect(reverse?.term).toBe(2);
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});
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it('expires non-aggression pact into trade', () => {
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const entries = [
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buildEntry(1, 2, DIPLOMACY_STATE.NON_AGGRESSION, 1),
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buildEntry(2, 1, DIPLOMACY_STATE.NON_AGGRESSION, 1),
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];
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const result = processDiplomacyMonth(entries, new Map([[1, 1], [2, 1]]));
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for (const entry of result) {
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expect(entry.state).toBe(DIPLOMACY_STATE.TRADE);
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expect(entry.term).toBe(0);
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}
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});
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});
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