is_string/test/test.js

is_string for the browser and node.js

var assert = require("assert"),
    isString = require("../src/index");


describe("isString", function() {
    it("should return true when the value is a String", function() {
        assert.equal(isString(null), false);
        assert.equal(isString(undefined), false);
        assert.equal(isString(0), false);
        assert.equal(isString({}), false);
        assert.equal(isString([]), false);
        assert.equal(isString(/./), false);
        assert.equal(isString(function noop() {}), false);
        assert.equal(isString(Object("")), false);

        assert.equal(isString(""), true);
    });
});