| 1 | const {MongoClient} = require('mongodb');
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| 2 | const {shouldUseSharedDBForAllJestWorkers} = require('./helpers');
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| 3 |
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| 4 | describe('parallelism: second worker', () => {
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| 5 | const uri = global.__MONGO_URI__;
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| 6 | let connection;
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| 7 | let db;
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| 8 |
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| 9 | beforeAll(async () => {
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| 10 | connection = await MongoClient.connect(uri, {
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| 11 | useNewUrlParser: true,
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| 12 | useUnifiedTopology: true,
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| 13 | });
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| 14 | db = await connection.db();
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| 15 | });
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| 16 |
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| 17 | afterAll(async () => {
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| 18 | await connection.close();
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| 19 | });
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| 20 |
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| 21 | it('should have separate database', async () => {
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| 22 | const collection = db.collection('parallelism-test');
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| 23 |
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| 24 | await collection.insertMany([{a: 1}, {b: 2}]);
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| 25 | const count = await collection.count({});
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| 26 |
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| 27 | if (!shouldUseSharedDBForAllJestWorkers()) {
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| 28 | expect(count).toBe(2);
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| 29 | }
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| 30 | });
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| 31 | });
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