ccxws
Version:
Websocket client for 37 cryptocurrency exchanges
89 lines • 2.98 kB
JavaScript
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const chai_1 = require("chai");
const sinon_1 = __importDefault(require("sinon"));
const events_1 = require("events");
const Watcher_1 = require("../src/Watcher");
class MockClient extends events_1.EventEmitter {
constructor() {
super();
this.reconnect = sinon_1.default.stub();
}
}
function wait(ms) {
return new Promise(resolve => setTimeout(resolve, ms));
}
describe("Watcher", () => {
let sut;
let client;
before(() => {
client = new MockClient();
sut = new Watcher_1.Watcher(client, 100);
sinon_1.default.spy(sut, "stop");
});
describe("start", () => {
before(() => {
sut.start();
});
it("should trigger a stop", () => {
(0, chai_1.expect)(sut.stop.callCount).to.equal(1);
});
it("should start the interval", () => {
(0, chai_1.expect)(sut._intervalHandle).to.not.be.undefined;
});
});
describe("stop", () => {
before(() => {
sut.stop();
});
it("should clear the interval", () => {
(0, chai_1.expect)(sut._intervalHandle).to.be.undefined;
});
});
describe("on messages", () => {
beforeEach(() => {
sut._lastMessage = undefined;
});
it("other should not mark", () => {
client.emit("other");
(0, chai_1.expect)(sut._lastMessage).to.be.undefined;
});
it("ticker should mark", () => {
client.emit("ticker");
(0, chai_1.expect)(sut._lastMessage).to.not.be.undefined;
});
it("trade should mark", () => {
client.emit("trade");
(0, chai_1.expect)(sut._lastMessage).to.not.be.undefined;
});
it("l2snapshot should mark", () => {
client.emit("l2snapshot");
(0, chai_1.expect)(sut._lastMessage).to.not.be.undefined;
});
it("l2update should mark", () => {
client.emit("l2update");
(0, chai_1.expect)(sut._lastMessage).to.not.be.undefined;
});
it("l3snapshot should mark", () => {
client.emit("l3snapshot");
(0, chai_1.expect)(sut._lastMessage).to.not.be.undefined;
});
it("l3update should mark", () => {
client.emit("l3update");
(0, chai_1.expect)(sut._lastMessage).to.not.be.undefined;
});
});
describe("on expire", () => {
before(() => {
sut.start();
});
it("it should call reconnect on the client", async () => {
await wait(500);
(0, chai_1.expect)(client.reconnect.callCount).to.be.gt(0);
});
});
}).retries(3);
//# sourceMappingURL=Watcher.spec.js.map