88 lines
2.5 KiB
TypeScript
88 lines
2.5 KiB
TypeScript
import debug from 'debug';
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import { tap } from 'rxjs/operators';
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import { PubSub } from './pub-sub';
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debug.enable('app:pubsub:*');
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describe('PubSub', () => {
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let instance: PubSub;
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beforeEach(async () => {
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instance = new PubSub({
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name: 'default',
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redis: {
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host: 'localhost',
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},
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});
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});
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it('should be defined', () => {
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expect(instance).toBeDefined();
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});
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it('should can send and receive message', async () => {
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const arr = new Array(10)
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.fill(undefined)
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.map(() => Math.random().toString(36).slice(2, 8));
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const results: string[] = [];
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instance
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.message$<string>('test')
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.pipe(
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tap((val) => {
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console.log(val);
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}),
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)
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.subscribe((val) => results.push(val));
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await new Promise((r) => setTimeout(r, 1000));
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await Promise.all([...arr.map((str) => instance.publish('test', str))]);
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await new Promise((r) => setTimeout(r, 1000));
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expect(results).toMatchObject(arr);
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});
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it('should complete', async () => {
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const arr = new Array(10)
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.fill(undefined)
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.map(() => Math.random().toString(36).slice(2, 8));
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const results: string[] = [];
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instance
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.message$<string>('test')
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.pipe(
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tap((val) => {
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console.log(val);
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}),
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)
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.subscribe((val) => results.push(val));
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await new Promise((r) => setTimeout(r, 1000));
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await Promise.all([...arr.map((str) => instance.publish('test', str))]);
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await instance.finish('test');
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await Promise.all([...arr.map((str) => instance.publish('test', str))]);
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await new Promise((r) => setTimeout(r, 1000));
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expect(results).toMatchObject(arr);
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});
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it('should error', async () => {
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const arr = new Array(10)
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.fill(undefined)
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.map(() => Math.random().toString(36).slice(2, 8));
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const results: string[] = [];
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let error: string;
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instance
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.message$<string>('test')
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.pipe(
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tap((val) => {
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console.log(val);
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}),
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)
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.subscribe({
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next: (val) => results.push(val),
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error: (err) => (error = err.message),
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});
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await new Promise((r) => setTimeout(r, 1000));
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await Promise.all([...arr.map((str) => instance.publish('test', str))]);
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await instance.throwError('test', 'TEST ERROR MESSAGE');
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await Promise.all([...arr.map((str) => instance.publish('test', str))]);
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await new Promise((r) => setTimeout(r, 1000));
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expect(results).toMatchObject(arr);
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expect(error).toEqual('TEST ERROR MESSAGE');
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});
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});
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