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Wrapping a unit test in a transaction for easy cleanup with Knex.js
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| #!/usr/bin/node | |
| const Promise = require('bluebird') | |
| const config = require('./config.json') | |
| const knex = require('./lib/knex')(config.database).connection() | |
| const mock = () => ({ user_id: Math.floor(Math.random() * 999) + 1, payload_type: 'foo', attributes: JSON.stringify({}) }) | |
| const before = (t) => { | |
| console.log('before') | |
| const tmp = {} | |
| const p = new Promise( (resolve, reject) => tmp.resolve = resolve ) | |
| knex.transaction( tx => { t.tx = tx; tmp.resolve() } ).catch( () => {} ) | |
| return p | |
| } | |
| const test = async (t) => { | |
| console.log('test') | |
| let m1 = mock(), m2 = mock() | |
| await t.tx('notifications').insert(m1) | |
| await t.tx('notifications').insert(m2) | |
| } | |
| const after = (t) => { | |
| console.log('after') | |
| // return t.tx.commit() | |
| return t.tx.rollback() | |
| } | |
| let t = {} | |
| before(t) | |
| .then( () => test(t) ) | |
| .then( () => after(t) ) | |
| .catch( e => console.log(`e: ${e}`) ) |
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