vcard4/test/parameters/PrefParameter.spec.js

An RFC 6350 compliant JavaScript library for generating and parsing version 4.0 vCards. Can also generate RFC 6351 compliant XML vCards and RFC 7095 compliant jCards. TypeScript type declarations are provided.

import { ParameterValueType, IntegerType } from "../../src/values/index.js";
import { PrefParameter } from "../../src/parameters/index.js";
import { assert } from "chai";

describe("PrefParameter tests", () => {
  it("Accepts valid input", () => {
    assert.doesNotThrow(() => new PrefParameter(new IntegerType(1)));
  });

  it("Rejects invalid input", () => {
    assert.throws(() => new PrefParameter(1));
    assert.throws(() => new PrefParameter());
    assert.throws(() => new PrefParameter(new ParameterValueType("en-us")));
    assert.throws(() => new PrefParameter({}));
  });

  it("Formats value properly", () => {
    assert.strictEqual(new PrefParameter(new IntegerType(1)).repr(), "PREF=1");
    assert.strictEqual(
      new PrefParameter(new IntegerType(1)).reprXML(),
      "<pref><integer>1</integer></pref>"
    );
    assert.deepEqual(new PrefParameter(new IntegerType(1)).reprJSON(), {
      pref: "1",
    });
  });
});