71 lines
1.4 KiB
JavaScript
71 lines
1.4 KiB
JavaScript
import {expect} from 'chai';
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// eslint-disable-next-line import/no-unresolved
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import {Trait} from '@avocado/traits';
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class TestTrait extends Trait {
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static defaultParams() {
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return {
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asd: 'hello',
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sdf: 311,
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};
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}
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static defaultState() {
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return {
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foo: 69,
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bar: '420',
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};
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}
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}
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// it('optimizes output based on deltas', async () => {
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// const testTrait = await TestTrait.load({
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// params: {
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// asd: 'boo',
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// },
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// state: {
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// bar: 'yee',
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// },
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// });
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// expect(testTrait.toJSON()).to.deep.equal({
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// params: {
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// asd: 'boo',
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// },
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// state: {
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// bar: 'yee',
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// },
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// });
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// });
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it('tracks state differences', () => {
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const testTrait = new TestTrait();
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testTrait.state.foo = 420;
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expect(testTrait.stateDifferences()).to.deep.equal({
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foo: {
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old: 69,
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value: 420,
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},
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});
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testTrait.markAsClean();
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expect(testTrait.stateDifferences()).to.deep.equal({});
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});
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it('can memoize listeners', () => {
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class ListenerTrait extends Trait {
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listeners() {
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return {
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heard: () => {},
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};
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}
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}
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const testTrait = new ListenerTrait();
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const memoized = testTrait.memoizedListeners();
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expect(Object.keys(testTrait.listeners())).to.deep.equal(Object.keys(memoized));
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expect(testTrait.memoizedListeners()).to.equal(testTrait.memoizedListeners());
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});
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