@accounter/server/dist/server/src/__tests__/transaction-isolation.dummy.test.js

Accounter GraphQL server

import { describe, test, expect } from 'vitest';
import { setupDbHooks, getTestClient } from './helpers/test-hooks.js';
import { qualifyTable } from './helpers/test-db-config.js';
import { setAdminEntity } from './helpers/seed-helpers.js';
// Register hooks (no admin seed needed for isolation demo)
setupDbHooks();
const TAG_NAME = 'dummy_test_tag_isolation';
async function countDummyTags() {
    const client = getTestClient();
    const res = await client.query(`SELECT COUNT(*)::int AS c FROM ${qualifyTable('tags')} WHERE name = $1`, [TAG_NAME]);
    return res.rows[0].c;
}
describe('transaction isolation (dummy)', () => {
    test('insert inside transaction is visible during test', async () => {
        const before = await countDummyTags();
        const client = getTestClient();
        const ownerId = await setAdminEntity(client);
        await client.query(`INSERT INTO ${qualifyTable('tags')} (name, owner_id) VALUES ($1, $2)`, [TAG_NAME, ownerId]);
        const during = await countDummyTags();
        expect(during).toBe(before + 1);
    });
    test('previous test insert rolled back (isolation)', async () => {
        const after = await countDummyTags();
        expect(after).toBe(0);
    });
});
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