import { strict as assert } from 'assert'; import migration43 from '../../../app/scripts/migrations/043'; describe('migration #43', function () { it('should update the version metadata', async function () { const oldStorage = { meta: { version: 42, }, data: {}, }; const newStorage = await migration43.migrate(oldStorage); assert.deepEqual(newStorage.meta, { version: 43, }); }); it('should delete currentAccountTab state', async function () { const oldStorage = { meta: {}, data: { PreferencesController: { currentAccountTab: 'history', bar: 'baz', }, foo: 'bar', }, }; const newStorage = await migration43.migrate(oldStorage); assert.deepEqual(newStorage.data, { PreferencesController: { bar: 'baz', }, foo: 'bar', }); }); it('should do nothing if currentAccountTab state does not exist', async function () { const oldStorage = { meta: {}, data: { PreferencesController: { bar: 'baz', }, foo: 'bar', }, }; const newStorage = await migration43.migrate(oldStorage); assert.deepEqual(oldStorage.data, newStorage.data); }); });