krtp/__tests__/test.spec.ts

Node implementation of rtp protocol. RFC 3550

/*
 * +===============================================
 * | Author:        Parham Alvani (parham.alvani@gmail.com)
 * |
 * | Creation Date: 02-06-2017
 * |
 * | File Name:     test.js
 * +===============================================
 */
import * as assert from "assert";
import { range } from "rxjs";
import { filter } from "rxjs/operators";

import { Session } from "../lib";
import { Packet } from "../lib";

describe("RTPSession", () => {
  test("packet send-recieve serialize-deserialize", (done) => {
    const s = new Session(1373);
    s.on("message", (msg: Packet) => {
      assert.equal(s.sequenceNumber, msg.sequenceNumber + 1);
      assert.equal(s.ssrc, msg.ssrc);
      assert.equal("Hello world", msg.payload.toString());
      s.close();
      done();
    });
    s.send(Buffer.from("Hello world")).catch((err) => {
      done(err);
    });
  });

  test("rxjs", (done) => {
    const s = new Session(1372, 72);
    const initialSequenceNumber = s.sequenceNumber;

    s.message$
      .pipe(filter((msg) => msg.sequenceNumber === initialSequenceNumber + 9))
      .subscribe({
        next: (msg) => {
          assert.equal(72, msg.payloadType);
          assert.equal("Hello world of rxjs - 10", msg.payload.toString());
          s.close();
          done();
        },
        error: (err) => {
          done(err);
        },
      });

    range(1, 10).subscribe((i: number) => {
      s.send(Buffer.from(`Hello world of rxjs - ${i}`)).catch((err) => {
        done(err);
      });
    });
  });
});