polygon.io/src/rest/forex/index.test.ts

Isomorphic Javascript client for Polygon.io Stocks, Forex, and Crypto APIs

import * as sinon from "sinon";
import * as chai from "chai";
import * as request from "../transport/request";
import { forexClient } from "./index";

describe("[REST] Forex / Currencies", () => {
  chai.should();
  let requestStub;
  const sandbox = sinon.createSandbox();
  const fx = forexClient("fakeApiKey");
  beforeEach(() => {
    requestStub = sandbox.stub(request, "get").returns(Promise.resolve({}));
  });
  afterEach(() => {
    sandbox.restore();
  });

  it("forexPreviousClose call /v2/aggs/ticker/{ticker}/prev", async () => {
    requestStub.restore();
    requestStub = sandbox.stub(request, "get").returns(
      Promise.resolve({
        results: []
      })
    );
    await fx.previousClose("EURCHF");
    requestStub.callCount.should.eql(1);
    requestStub.getCalls()[0].args[0].should.eql("/v2/aggs/ticker/EURCHF/prev");
  });

  it("forexAggregates call /v2/aggs/ticker/{ticker}/range/{multiplier}/{timespan}/{from}/{to}", async () => {
    requestStub.restore();
    requestStub = sandbox.stub(request, "get").returns(
      Promise.resolve({
        results: []
      })
    );
    await fx.aggregates("EURCHF", 1, "day", "2019-01-01", "2019-02-01");
    requestStub.callCount.should.eql(1);
    requestStub
      .getCalls()[0]
      .args[0].should.eql(
        "/v2/aggs/ticker/EURCHF/range/1/day/2019-01-01/2019-02-01"
      );
  });

  it("forexGroupedDaily call /v2/aggs/grouped/locale/{locale}/market/{market}/{date}", async () => {
    requestStub.restore();
    requestStub = sandbox.stub(request, "get").returns(
      Promise.resolve({
        results: []
      })
    );
    await fx.groupedDaily("US", "FX", "2019-02-01");
    requestStub.callCount.should.eql(1);
    requestStub
      .getCalls()[0]
      .args[0].should.eql("/v2/aggs/grouped/locale/US/market/FX/2019-02-01");
  });

  it("historicForexTick call /v1/historic/forex/{from}/{to}/{date}", async () => {
    requestStub.restore();
    requestStub = sandbox.stub(request, "get").returns(
      Promise.resolve({
        ticks: []
      })
    );
    await fx.historicTicks("AUD", "USD", "2019-02-01", { limit: 100 });
    requestStub.callCount.should.eql(1);
    requestStub
      .getCalls()[0]
      .args[0].should.eql("/v1/historic/forex/AUD/USD/2019-02-01");
  });

  it("realTimeCurrencyConversion call /v1/conversion/{from}/{to}", async () => {
    await fx.realTimeCurrencyConversion("AUD", "USD", {
      amount: 100,
      precision: 2
    });
    requestStub.callCount.should.eql(1);
    requestStub.getCalls()[0].args[0].should.eql("/v1/conversion/AUD/USD");
  });

  it("lastQuoteForCurrencyPair call /v1/last_quote/currencies/{from}/{to}", async () => {
    await fx.lastQuoteForCurrencyPair("USD", "AUD");
    requestStub.callCount.should.eql(1);
    requestStub
      .getCalls()[0]
      .args[0].should.eql("/v1/last_quote/currencies/USD/AUD");
  });

  it("forexSnapshotAllTickers call /v2/snapshot/locale/global/markets/forex/tickers", async () => {
    requestStub.restore();
    requestStub = sandbox.stub(request, "get").returns(
      Promise.resolve({
        tickers: []
      })
    );
    await fx.snapshotAllTickers();
    requestStub.callCount.should.eql(1);
    requestStub
      .getCalls()[0]
      .args[0].should.eql("/v2/snapshot/locale/global/markets/forex/tickers");
  });

  it("forexSnapshotGainersLosers call /v2/snapshot/locale/global/markets/forex/{direction}", async () => {
    requestStub.restore();
    requestStub = sandbox.stub(request, "get").returns(
      Promise.resolve({
        tickers: []
      })
    );
    await fx.snapshotGainersLosers();
    requestStub.callCount.should.eql(1);
    requestStub
      .getCalls()[0]
      .args[0].should.eql("/v2/snapshot/locale/global/markets/forex/gainers");
  });
});