go-types/test/isMapTest.js

Type-checking utilities for JavaScript

"use strict";

var assert = require("chai").assert;
var isMap = require("../src/isMap");

if (typeof Map !== "undefined") {
    suite("#isMap", function () {

        test("true", function () {
            assert.equal(isMap(new Map()), true);
        });

        test("false", function () {
            assert.equal(isMap(), false);
            assert.equal(isMap(Map), false);
            assert.equal(isMap(undefined), false);
            assert.equal(isMap(null), false);
            assert.equal(isMap({}), false);
            assert.equal(isMap([]), false);
        });
    });
}