70 lines
1.8 KiB
TypeScript
70 lines
1.8 KiB
TypeScript
import { expect } from '@open-wc/testing';
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import { UmbContextConsumer } from '../consume/context-consumer';
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import { UmbContextRequestEventImplementation } from '../consume/context-request.event';
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import { UmbContextProvider } from './context-provider';
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class UmbTestContextProviderClass {
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prop = 'value from provider';
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}
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describe('UmbContextProvider', () => {
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let instance: UmbTestContextProviderClass;
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let provider: UmbContextProvider;
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beforeEach(() => {
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instance = new UmbTestContextProviderClass();
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provider = new UmbContextProvider(document.body, 'my-test-context', instance);
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provider.hostConnected();
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});
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afterEach(async () => {
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provider.hostDisconnected();
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});
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describe('Public API', () => {
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describe('properties', () => {
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it('has a host property', () => {
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expect(provider).to.have.property('host');
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});
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});
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describe('methods', () => {
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it('has an attach method', () => {
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expect(provider).to.have.property('hostConnected').that.is.a('function');
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});
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it('has a detach method', () => {
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expect(provider).to.have.property('hostDisconnected').that.is.a('function');
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});
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});
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});
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it('handles context request events', (done) => {
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const event = new UmbContextRequestEventImplementation(
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'my-test-context',
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(_instance: UmbTestContextProviderClass) => {
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expect(_instance.prop).to.eq('value from provider');
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done();
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}
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);
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document.body.dispatchEvent(event);
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});
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it('works with UmbContextConsumer', (done) => {
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const element = document.createElement('div');
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document.body.appendChild(element);
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const localConsumer = new UmbContextConsumer(
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element,
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'my-test-context',
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(_instance: UmbTestContextProviderClass) => {
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expect(_instance.prop).to.eq('value from provider');
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done();
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localConsumer.hostDisconnected();
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}
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);
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localConsumer.hostConnected();
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});
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});
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