110 lines
3.6 KiB
TypeScript
110 lines
3.6 KiB
TypeScript
import { describe, it, expect } from 'vitest';
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import { MemoryGiveawayRepository } from '../src/lib/repository/memory-repository';
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import { DEFAULT_FILTER_RULES } from '../src/core/types/giveaway';
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import { FilteredParticipant } from '../src/core/types/participant';
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import { executeDeterministicDrawV1 } from '../src/core/randomizer/deterministic';
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describe('DrawResult Snapshot Binding Regression Tests', () => {
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const participantsV1: FilteredParticipant[] = [
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{
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platformUserId: '101',
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firstName: 'Пользователь',
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lastName: 'Один',
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source: 'LIKES',
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liked: true,
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commented: false,
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commentsCount: 0,
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reposted: false,
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subscribed: true,
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eligible: true,
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exclusionReason: null,
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},
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{
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platformUserId: '102',
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firstName: 'Пользователь',
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lastName: 'Два',
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source: 'LIKES',
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liked: true,
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commented: false,
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commentsCount: 0,
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reposted: false,
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subscribed: true,
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eligible: true,
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exclusionReason: null,
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},
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];
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const participantsV2: FilteredParticipant[] = [
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...participantsV1,
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{
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platformUserId: '103',
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firstName: 'Пользователь',
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lastName: 'Три',
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source: 'LIKES',
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liked: true,
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commented: false,
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commentsCount: 0,
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reposted: false,
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subscribed: true,
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eligible: true,
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exclusionReason: null,
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},
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];
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it('should guarantee that DrawResult remains bound to snapshot v1 even when another snapshot v2 exists', async () => {
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const repo = new MemoryGiveawayRepository();
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// 1. Create giveaway
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const gw = await repo.createGiveaway({
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sourceUrl: 'https://vk.com/wall-100_200',
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post: {
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platform: 'VK',
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ownerId: '-100',
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postId: '200',
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sourceUrl: 'https://vk.com/wall-100_200',
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title: 'Тестовый розыгрыш',
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text: 'Текст',
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likesCount: 50,
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commentsCount: 20,
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repostsCount: 10,
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},
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filterRules: DEFAULT_FILTER_RULES,
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organizerId: 'usr_snap_bind_test',
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});
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// 2. Create snapshot V1
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const snapshotV1 = await repo.createAndLockSnapshot(gw.id, participantsV1, DEFAULT_FILTER_RULES);
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expect(snapshotV1.version).toBe(1);
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const hashV1 = snapshotV1.participantsSnapshotHash;
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// 3. Unlock / simulate revision and create Snapshot V2
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await repo.updateStatus(gw.id, 'READY');
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const snapshotV2 = await repo.createAndLockSnapshot(gw.id, participantsV2, {
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...DEFAULT_FILTER_RULES,
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requireComment: true,
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});
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expect(snapshotV2.version).toBe(2);
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expect(snapshotV2.participantsSnapshotHash).not.toBe(hashV1);
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// 4. Conduct Draw explicitly bound to snapshot V1 (e.g. historical draw verification)
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const seed = 'test-snapshot-binding-seed';
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const drawResult = executeDeterministicDrawV1({
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giveawayId: gw.id,
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snapshot: snapshotV1,
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totalLoadedCount: 2,
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winnersCount: 1,
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reserveWinnersCount: 0,
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seed,
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});
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await repo.saveDrawResultAndAudit(gw.id, snapshotV1.id, drawResult);
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// 5. Reload giveaway and assert that DrawResult references snapshot V1 and its hashes!
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const reloaded = await repo.getGiveawayById(gw.id);
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expect(reloaded?.drawResult?.snapshotId).toBe(snapshotV1.id);
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expect(reloaded?.drawResult?.participantsSnapshotHash).toBe(hashV1);
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expect(reloaded?.drawResult?.conditionsHash).toBe(snapshotV1.conditionsHash);
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expect(reloaded?.drawResult?.deterministicProofHash).toBe(drawResult.deterministicProofHash);
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expect(reloaded?.snapshots.length).toBe(2);
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});
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});
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