@jbroll/nmea-simple/tests/RMCtest.ts

NMEA 0183 sentence parser and encoder

import "should";

import { assertPacketIs, parseNmeaSentence } from "../index";


describe("RMC", (): void => {

  it("parser", (): void => {
    const packet = parseNmeaSentence("$GPRMC,123519,A,4807.038,N,01131.000,E,022.4,084.4,230394,003.1,W*6A");

    packet.should.have.property("sentenceId", "RMC");
    packet.should.have.property("sentenceName", "Recommended minimum navigation information");
    packet.should.have.property("talkerId", "GP");
    packet.should.have.property("datetime", new Date("1994-03-23T12:35:19Z"));
    packet.should.have.property("status", "valid");
    packet.should.have.property("latitude", 48.1173);
    packet.should.have.property("longitude", 11.516666666666667);
    packet.should.have.property("speedKnots", 22.4);
    packet.should.have.property("trackTrue", 84.4);
    packet.should.have.property("variation", 3.1);
    packet.should.have.property("variationPole", "W");
  });

  it("miliseconds", (): void => {
    const packet = parseNmeaSentence("$GNRMC,123411.200,A,4721.2973,N,01906.6971,E,16.19,142.59,040223,,,A,V*37");
    assertPacketIs("RMC", packet);
    packet.datetime.getMilliseconds().should.equal(200);

    const packet2 = parseNmeaSentence("$GPRMC,123409.886,V,,,,,16.10,145.36,040223,,,N,V*08");
    assertPacketIs("RMC", packet2);
    packet2.datetime.getMilliseconds().should.equal(886);
  });
});