import { expect } from "chai";

import { DPTS, DataPointType } from "../src/index"
import { BufferLengthError } from "../src/errors/BufferLengthError";
import { InvalidValueError } from "../src/errors/InvalidValueError";

import { compareBuffers } from "./util"


describe("Test DPT001", (): void => {

  let dpt = new DataPointType();
  const message: string = "0C1E"

  it("Decode valid", async function () {
    const dpt_ = DataPointType.resolve('DPT9.1')
    expect(dpt_.id).is.equal('9');
    expect(dpt_.decoder(Buffer.from(message, 'hex'))).is.equal(21.08)
  });

  it("Decode invalid DPT string", async function () {
    var testFunction = function () {
      const dpt_ = DataPointType.resolve('More of the same')
    }
    expect(testFunction).to.throw(InvalidValueError);
  });

  it("Decode unsupported DPT", async function () {
    var testFunction = function () {
      const dpt_ = DataPointType.resolve('DPT49.1')
    }
    expect(testFunction).to.throw(InvalidValueError);
  });
});