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metamask-extension/test/unit/app/ComposableObservableStore.test.js
Thomas Huang 3ba91df387
Unifies unit tests filename suffix to .test.js (#10607)
* Unifies the filename suffix to .test.js

* Display @babel/no-invalid-this rule for tx-controller.test.js

* Add test file extension to test:unit:global
2021-03-09 11:08:06 -08:00

36 lines
1.3 KiB
JavaScript

import assert from 'assert';
import { ObservableStore } from '@metamask/obs-store';
import ComposableObservableStore from '../../../app/scripts/lib/ComposableObservableStore';
describe('ComposableObservableStore', function () {
it('should register initial state', function () {
const store = new ComposableObservableStore('state');
assert.strictEqual(store.getState(), 'state');
});
it('should register initial structure', function () {
const testStore = new ObservableStore();
const store = new ComposableObservableStore(null, { TestStore: testStore });
testStore.putState('state');
assert.deepEqual(store.getState(), { TestStore: 'state' });
});
it('should update structure', function () {
const testStore = new ObservableStore();
const store = new ComposableObservableStore();
store.updateStructure({ TestStore: testStore });
testStore.putState('state');
assert.deepEqual(store.getState(), { TestStore: 'state' });
});
it('should return flattened state', function () {
const fooStore = new ObservableStore({ foo: 'foo' });
const barStore = new ObservableStore({ bar: 'bar' });
const store = new ComposableObservableStore(null, {
FooStore: fooStore,
BarStore: barStore,
});
assert.deepEqual(store.getFlatState(), { foo: 'foo', bar: 'bar' });
});
});