50 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			50 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
import * as chai from 'chai';
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import * as dirtyChai from 'dirty-chai';
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import * as _ from 'lodash';
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import 'mocha';
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import * as Sinon from 'sinon';
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import * as WebSocket from 'websocket';
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import { WebSocketOrdersChannel } from '../src/ws_orders_channel';
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chai.config.includeStack = true;
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chai.use(dirtyChai);
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const expect = chai.expect;
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const emptyOrdersChannelHandler = {
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    onUpdate: _.noop.bind(_),
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    onError: _.noop.bind(_),
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    onClose: _.noop.bind(_),
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};
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describe('WebSocketOrdersChannel', () => {
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    const websocketUrl = 'ws://localhost:8080';
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    const openClient = new WebSocket.w3cwebsocket(websocketUrl);
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    Sinon.stub(openClient, 'readyState').get(() => WebSocket.w3cwebsocket.OPEN);
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    Sinon.stub(openClient, 'send').callsFake(_.noop.bind(_));
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    const openOrdersChannel = new WebSocketOrdersChannel(openClient, emptyOrdersChannelHandler);
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    const subscriptionOpts = {
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        baseAssetData: '0x323b5d4c32345ced77393b3530b1eed0f346429d',
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        quoteAssetData: '0xef7fff64389b814a946f3e92105513705ca6b990',
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        limit: 100,
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    };
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    describe('#subscribe', () => {
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        it('throws when subscriptionOpts does not conform to schema', () => {
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            const badSubscribeCall = openOrdersChannel.subscribe.bind(openOrdersChannel, {
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                makerAssetData: 5,
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            });
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            expect(badSubscribeCall).throws();
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        });
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        it('does not throw when inputs are of correct types', () => {
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            const goodSubscribeCall = openOrdersChannel.subscribe.bind(openOrdersChannel, subscriptionOpts);
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            expect(goodSubscribeCall).to.not.throw();
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        });
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        it('throws when client is closed', () => {
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            const closedClient = new WebSocket.w3cwebsocket(websocketUrl);
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            Sinon.stub(closedClient, 'readyState').get(() => WebSocket.w3cwebsocket.CLOSED);
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            const closedOrdersChannel = new WebSocketOrdersChannel(closedClient, emptyOrdersChannelHandler);
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            const badSubscribeCall = closedOrdersChannel.subscribe.bind(closedOrdersChannel, subscriptionOpts);
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            expect(badSubscribeCall).throws('WebSocket connection is closed');
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        });
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    });
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});
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