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core2026/tools/integration-tests/test/turnSnapshotComparator.test.ts
T

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TypeScript

import { describe, expect, it } from 'vitest';
import { canonicalizeTurnCommandArgs, type CanonicalTurnSnapshot } from '../src/turn-differential/canonical.js';
import {
buildTurnSnapshotDelta,
compareTurnSnapshotDeltas,
compareTurnSnapshots,
} from '../src/turn-differential/compare.js';
const snapshot = (
engine: 'ref' | 'core2026',
overrides: Partial<CanonicalTurnSnapshot> = {}
): CanonicalTurnSnapshot => ({
schemaVersion: 1,
engine,
world: { year: 183, month: 1, tickMinutes: 10, turnTime: '0183-01-01T00:00:00.000Z', isUnited: 0 },
generals: [{ id: 1, gold: 1000, rice: 1000, crew: 1000, nationId: 1, cityId: 1 }],
rankData: [],
cities: [{ id: 1, nationId: 1, agriculture: 1000, defence: 500 }],
nations: [{ id: 1, gold: 0, rice: 0 }],
troops: [],
diplomacy: [],
generalTurns: [{ generalId: 1, turnIndex: 0, action: 'che_농지개간', args: null }],
nationTurns: [],
logs: [],
messages: [],
watermarks: { logId: 0, historyLogId: 0, messageId: 0 },
...overrides,
});
describe('turn snapshot differential comparator', () => {
it('compares entity arrays by semantic identity instead of database row order', () => {
const reference = snapshot('ref', {
cities: [
{ id: 2, nationId: 2, agriculture: 900 },
{ id: 1, nationId: 1, agriculture: 1000 },
],
});
const core = snapshot('core2026', {
cities: [
{ id: 1, nationId: 1, agriculture: 1000 },
{ id: 2, nationId: 2, agriculture: 900 },
],
});
expect(compareTurnSnapshots(reference, core)).toEqual([]);
});
it('compares rank rows by general and type instead of array position', () => {
const reference = snapshot('ref', {
rankData: [
{ generalId: 2, nationId: 1, type: 'firenum', value: 3 },
{ generalId: 1, nationId: 1, type: 'warnum', value: 5 },
],
});
const core = snapshot('core2026', {
rankData: [
{ generalId: 1, nationId: 1, type: 'warnum', value: 5 },
{ generalId: 2, nationId: 1, type: 'firenum', value: 3 },
],
});
expect(compareTurnSnapshots(reference, core)).toEqual([]);
});
it('normalizes legacy ID argument spelling at the trace boundary', () => {
expect(
canonicalizeTurnCommandArgs({
destCityID: 70,
nested: [{ destNationID: 2 }],
})
).toEqual({
destCityId: 70,
nested: [{ destNationId: 2 }],
});
});
it('compares ordered log content independently from database primary keys', () => {
const reference = snapshot('ref', {
logs: [{ id: 10, category: 'action', text: '동일 로그' }],
});
const core = snapshot('core2026', {
logs: [{ id: 900, category: 'action', text: '동일 로그' }],
});
expect(
compareTurnSnapshots(reference, core, {
ignoredPathPatterns: [/^logs\[[^\]]+\]\.id$/],
})
).toEqual([]);
});
it('distinguishes a present empty collection from a missing property', () => {
const reference = snapshot('ref', {
world: {
year: 183,
month: 1,
tickMinutes: 10,
turnTime: '0183-01-01T00:00:00.000Z',
isUnited: 0,
nationCooldowns: [],
generalFlags: {},
},
});
const core = snapshot('core2026');
const differences = compareTurnSnapshots(reference, core);
expect(differences).toContainEqual({
path: 'world.nationCooldowns',
reference: { $snapshotState: 'array' },
core: { $snapshotState: 'missing' },
});
expect(differences).toContainEqual({
path: 'world.generalFlags',
reference: { $snapshotState: 'object' },
core: { $snapshotState: 'missing' },
});
expect(
compareTurnSnapshots(reference, core, {
ignoredPathPatterns: [/^world\.(?:nationCooldowns|generalFlags)(?:\.|$)/],
})
).toEqual([]);
});
it('distinguishes an empty JSON object from an empty JSON array', () => {
const reference = snapshot('ref', {
generals: [{ id: 1, gold: 1000, rice: 1000, crew: 1000, nationId: 1, cityId: 1, meta: {} }],
});
const core = snapshot('core2026', {
generals: [{ id: 1, gold: 1000, rice: 1000, crew: 1000, nationId: 1, cityId: 1, meta: [] }],
});
expect(compareTurnSnapshots(reference, core)).toContainEqual({
path: 'generals[1].meta',
reference: { $snapshotState: 'object' },
core: { $snapshotState: 'array' },
});
});
it('distinguishes collection deletion from replacement with an empty collection in deltas', () => {
const beforeRef = snapshot('ref', {
world: {
year: 183,
month: 1,
tickMinutes: 10,
turnTime: '0183-01-01T00:00:00.000Z',
isUnited: 0,
nationCooldowns: [{ nationId: 1, remaining: 2 }],
},
});
const afterRef = snapshot('ref');
const beforeCore = snapshot('core2026', {
world: {
year: 183,
month: 1,
tickMinutes: 10,
turnTime: '0183-01-01T00:00:00.000Z',
isUnited: 0,
nationCooldowns: [{ nationId: 1, remaining: 2 }],
},
});
const afterCore = snapshot('core2026', {
world: {
year: 183,
month: 1,
tickMinutes: 10,
turnTime: '0183-01-01T00:00:00.000Z',
isUnited: 0,
nationCooldowns: [],
},
});
expect(compareTurnSnapshotDeltas(beforeRef, afterRef, beforeCore, afterCore)).toContainEqual({
path: 'world.nationCooldowns',
reference: {
before: { $snapshotState: 'array' },
after: { $snapshotState: 'missing' },
},
core: { $snapshotState: 'missing' },
});
});
it('fails closed when an entity array repeats a semantic key', () => {
const reference = snapshot('ref', {
cities: [
{ id: 1, nationId: 1, agriculture: 900 },
{ id: 1, nationId: 1, agriculture: 1000 },
],
});
const core = snapshot('core2026', {
cities: [{ id: 1, nationId: 1, agriculture: 1000 }],
});
const expectedError = 'Duplicate semantic entity key "1" at "cities": indexes 0 and 1';
expect(() => compareTurnSnapshots(reference, core)).toThrowError(expectedError);
expect(() => compareTurnSnapshotDeltas(snapshot('ref'), reference, snapshot('core2026'), core)).toThrowError(
expectedError
);
});
it('keys multiple cooldowns for one owner by owner and action name', () => {
const referenceBefore = snapshot('ref', {
world: {
year: 183,
month: 1,
tickMinutes: 10,
turnTime: '0183-01-01T00:00:00.000Z',
isUnited: 0,
generalCooldowns: [
{ generalId: 1, actionName: '일반 행동', nextAvailableTurn: 0 },
{ generalId: 1, actionName: '특수 행동', nextAvailableTurn: 0 },
],
nationCooldowns: [
{ nationId: 1, actionName: '피장파장', nextAvailableTurn: 0 },
{ nationId: 1, actionName: '이호경식', nextAvailableTurn: 0 },
],
},
});
const coreBefore = snapshot('core2026', {
world: {
year: 183,
month: 1,
tickMinutes: 10,
turnTime: '0183-01-01T00:00:00.000Z',
isUnited: 0,
generalCooldowns: [
{ generalId: 1, actionName: '특수 행동', nextAvailableTurn: 0 },
{ generalId: 1, actionName: '일반 행동', nextAvailableTurn: 0 },
],
nationCooldowns: [
{ nationId: 1, actionName: '이호경식', nextAvailableTurn: 0 },
{ nationId: 1, actionName: '피장파장', nextAvailableTurn: 0 },
],
},
});
const reference = snapshot('ref', {
world: {
year: 183,
month: 1,
tickMinutes: 10,
turnTime: '0183-01-01T00:00:00.000Z',
isUnited: 0,
generalCooldowns: [
{ generalId: 1, actionName: '일반 행동', nextAvailableTurn: 3 },
{ generalId: 1, actionName: '특수 행동', nextAvailableTurn: 7 },
],
nationCooldowns: [
{ nationId: 1, actionName: '피장파장', nextAvailableTurn: 9 },
{ nationId: 1, actionName: '이호경식', nextAvailableTurn: 11 },
],
},
});
const core = snapshot('core2026', {
world: {
year: 183,
month: 1,
tickMinutes: 10,
turnTime: '0183-01-01T00:00:00.000Z',
isUnited: 0,
generalCooldowns: [
{ generalId: 1, actionName: '특수 행동', nextAvailableTurn: 7 },
{ generalId: 1, actionName: '일반 행동', nextAvailableTurn: 3 },
],
nationCooldowns: [
{ nationId: 1, actionName: '이호경식', nextAvailableTurn: 11 },
{ nationId: 1, actionName: '피장파장', nextAvailableTurn: 9 },
],
},
});
expect(compareTurnSnapshots(reference, core)).toEqual([]);
expect(compareTurnSnapshotDeltas(referenceBefore, reference, coreBefore, core)).toEqual([]);
const mutant = snapshot('core2026', {
...core,
world: {
...core.world,
nationCooldowns: [
{ nationId: 1, actionName: '이호경식', nextAvailableTurn: 11 },
{ nationId: 1, actionName: '피장파장', nextAvailableTurn: 10 },
],
},
});
expect(compareTurnSnapshots(reference, mutant)).toContainEqual({
path: 'world.nationCooldowns[1:피장파장].nextAvailableTurn',
reference: 9,
core: 10,
});
expect(compareTurnSnapshotDeltas(referenceBefore, reference, coreBefore, mutant)).toEqual([
{
path: 'world.nationCooldowns[1:피장파장].nextAvailableTurn',
reference: 9,
core: 10,
},
]);
const duplicate = snapshot('ref', {
world: {
...reference.world,
nationCooldowns: [
{ nationId: 1, actionName: '피장파장', nextAvailableTurn: 9 },
{ nationId: 1, actionName: '피장파장', nextAvailableTurn: 10 },
],
},
});
expect(() => compareTurnSnapshots(duplicate, core)).toThrowError(
'Duplicate semantic entity key "1:피장파장" at "world.nationCooldowns": indexes 0 and 1'
);
});
it('reports exact changed paths for general and nation command state', () => {
const reference = snapshot('ref', {
diplomacy: [{ fromNationId: 1, toNationId: 2, state: 1, term: 24 }],
});
const core = snapshot('core2026', {
diplomacy: [{ fromNationId: 1, toNationId: 2, state: 1, term: 23 }],
});
expect(compareTurnSnapshots(reference, core)).toEqual([
{
path: 'diplomacy[1->2].term',
reference: 24,
core: 23,
},
]);
});
it('compares before/after deltas when database layouts or initial values differ', () => {
const refBefore = snapshot('ref');
const refAfter = snapshot('ref', {
generals: [{ id: 1, gold: 990, rice: 1000, crew: 1000, nationId: 1, cityId: 1 }],
cities: [{ id: 1, nationId: 1, agriculture: 1042, defence: 500 }],
});
const coreBefore = snapshot('core2026', {
generals: [{ id: 1, gold: 2000, rice: 1000, crew: 1000, nationId: 1, cityId: 1 }],
cities: [{ id: 1, nationId: 1, agriculture: 3000, defence: 500 }],
});
const coreAfter = snapshot('core2026', {
generals: [{ id: 1, gold: 1990, rice: 1000, crew: 1000, nationId: 1, cityId: 1 }],
cities: [{ id: 1, nationId: 1, agriculture: 3042, defence: 500 }],
});
expect(buildTurnSnapshotDelta(refBefore, refAfter).get('cities[1].agriculture')).toBe(42);
expect(compareTurnSnapshotDeltas(refBefore, refAfter, coreBefore, coreAfter)).toEqual([]);
});
it('detects live sortie persistence differences including conquest and nation collapse', () => {
const beforeRef = snapshot('ref', {
cities: [{ id: 2, nationId: 2, agriculture: 1000, defence: 1 }],
nations: [
{ id: 1, gold: 0, rice: 0 },
{ id: 2, gold: 0, rice: 0 },
],
});
const afterRef = snapshot('ref', {
cities: [{ id: 2, nationId: 1, agriculture: 1000, defence: 0 }],
nations: [{ id: 1, gold: 0, rice: 0 }],
});
const beforeCore = snapshot('core2026', {
cities: [{ id: 2, nationId: 2, agriculture: 1000, defence: 1 }],
nations: [
{ id: 1, gold: 0, rice: 0 },
{ id: 2, gold: 0, rice: 0 },
],
});
const afterCore = snapshot('core2026', {
cities: [{ id: 2, nationId: 1, agriculture: 1000, defence: 0 }],
nations: [
{ id: 1, gold: 0, rice: 0 },
{ id: 2, gold: 0, rice: 0 },
],
});
expect(compareTurnSnapshotDeltas(beforeRef, afterRef, beforeCore, afterCore)).toContainEqual({
path: 'nations[2].gold',
reference: { before: 0, after: { $snapshotState: 'missing' } },
core: { $snapshotState: 'missing' },
});
});
});