@tdb/util/lib/helpers/value/value.to.test.js

Shared helpers and utilities.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var chai_1 = require("chai");
var _1 = require(".");
describe('value.toNumber', function () {
    it('returns the non-number value', function () {
        var NOW = new Date();
        var OBJECT = { foo: 123 };
        chai_1.expect(_1.value.toNumber('hello')).to.equal('hello');
        chai_1.expect(_1.value.toNumber(OBJECT)).to.equal(OBJECT);
        chai_1.expect(_1.value.toNumber(NOW)).to.equal(NOW);
        chai_1.expect(_1.value.toNumber(null)).to.equal(null);
        chai_1.expect(_1.value.toNumber(undefined)).to.equal(undefined);
    });
    it('converts a string to a number', function () {
        chai_1.expect(_1.value.toNumber('0')).to.equal(0);
        chai_1.expect(_1.value.toNumber('-1')).to.equal(-1);
        chai_1.expect(_1.value.toNumber('1')).to.equal(1);
        chai_1.expect(_1.value.toNumber('12.34')).to.equal(12.34);
    });
    it('does not convert a number/unit string toa number', function () {
        chai_1.expect(_1.value.toNumber('10px')).to.equal('10px');
    });
});
describe('value.toBool', function () {
    describe('existing Boolean value', function () {
        it('true (no change)', function () {
            chai_1.expect(_1.value.toBool(true)).to.equal(true);
        });
        it('false (no change)', function () {
            chai_1.expect(_1.value.toBool(false)).to.equal(false);
        });
    });
    describe('string to Boolean', function () {
        it('converts `true` (string) to true', function () {
            chai_1.expect(_1.value.toBool('true')).to.equal(true);
            chai_1.expect(_1.value.toBool('True')).to.equal(true);
            chai_1.expect(_1.value.toBool('   truE   ')).to.equal(true);
        });
        it('converts `false` (string) to false', function () {
            chai_1.expect(_1.value.toBool('false')).to.equal(false);
            chai_1.expect(_1.value.toBool('False')).to.equal(false);
            chai_1.expect(_1.value.toBool('   falSe   ')).to.equal(false);
        });
    });
    it('does not convert other value types', function () {
        chai_1.expect(_1.value.toBool(undefined)).to.equal(undefined);
        chai_1.expect(_1.value.toBool(null)).to.equal(undefined);
        chai_1.expect(_1.value.toBool('Foo')).to.equal(undefined);
        chai_1.expect(_1.value.toBool('')).to.equal(undefined);
        chai_1.expect(_1.value.toBool(' ')).to.equal(undefined);
        chai_1.expect(_1.value.toBool(123)).to.equal(undefined);
        chai_1.expect(_1.value.toBool({ foo: 123 })).to.eql(undefined);
    });
    it('returns the given default value', function () {
        chai_1.expect(_1.value.toBool(undefined, true)).to.equal(true);
        chai_1.expect(_1.value.toBool(undefined, false)).to.equal(false);
        chai_1.expect(_1.value.toBool(undefined, 123)).to.equal(123);
        chai_1.expect(_1.value.toBool(null, true)).to.equal(true);
        chai_1.expect(_1.value.toBool(null, false)).to.equal(false);
        chai_1.expect(_1.value.toBool(null, 123)).to.equal(123);
    });
});
describe('toType', function () {
    it('converts to bool (true)', function () {
        chai_1.expect(_1.value.toType('true')).to.equal(true);
        chai_1.expect(_1.value.toType(' true  ')).to.equal(true);
        chai_1.expect(_1.value.toType('True')).to.equal(true);
        chai_1.expect(_1.value.toType('TRUE')).to.equal(true);
    });
    it('converts to bool (false)', function () {
        chai_1.expect(_1.value.toType('false')).to.equal(false);
        chai_1.expect(_1.value.toType(' false  ')).to.equal(false);
        chai_1.expect(_1.value.toType('False')).to.equal(false);
        chai_1.expect(_1.value.toType('FALSE')).to.equal(false);
    });
    it('converts to number', function () {
        chai_1.expect(_1.value.toType('123')).to.equal(123);
        chai_1.expect(_1.value.toType(' -123  ')).to.equal(-123);
        chai_1.expect(_1.value.toType('0')).to.equal(0);
        chai_1.expect(_1.value.toType('0.0001')).to.equal(0.0001);
    });
    it('converts does not convert', function () {
        var now = new Date();
        chai_1.expect(_1.value.toType('foo')).to.eql('foo');
        chai_1.expect(_1.value.toType(undefined)).to.eql(undefined);
        chai_1.expect(_1.value.toType(null)).to.eql(null);
        chai_1.expect(_1.value.toType({})).to.eql({});
        chai_1.expect(_1.value.toType(now)).to.eql(now);
        chai_1.expect(_1.value.toType(123)).to.eql(123);
    });
});
describe('isPromise', function () {
    var myThing = function () {
        return new Promise(function (resolve, reject) {
            resolve();
        });
    };
    it('is a promise', function () {
        var promise = myThing();
        chai_1.expect(_1.value.isPromise(promise)).to.equal(true);
    });
    it('is not a promise', function () {
        chai_1.expect(_1.value.isPromise()).to.equal(false);
        chai_1.expect(_1.value.isPromise(null)).to.equal(false);
        chai_1.expect(_1.value.isPromise(123)).to.equal(false);
        chai_1.expect(_1.value.isPromise({ then: 123 })).to.equal(false);
    });
});
describe('isJson', function () {
    it('is not JSON', function () {
        chai_1.expect(_1.value.isJson()).to.eql(false);
        chai_1.expect(_1.value.isJson(null)).to.eql(false);
        chai_1.expect(_1.value.isJson(123)).to.eql(false);
        chai_1.expect(_1.value.isJson(new Date())).to.eql(false);
        chai_1.expect(_1.value.isJson({})).to.eql(false);
    });
    it('is a string but not JSON', function () {
        chai_1.expect(_1.value.isJson('')).to.eql(false);
        chai_1.expect(_1.value.isJson('  ')).to.eql(false);
        chai_1.expect(_1.value.isJson('hello')).to.eql(false);
    });
    it('is JSON', function () {
        chai_1.expect(_1.value.isJson('{}')).to.eql(true);
        chai_1.expect(_1.value.isJson('[]')).to.eql(true);
        chai_1.expect(_1.value.isJson('{ "foo": 123 }')).to.eql(true);
        chai_1.expect(_1.value.isJson('[1,2,3]')).to.eql(true);
    });
    it('is JSON (trimmed string)', function () {
        chai_1.expect(_1.value.isJson('  {} ')).to.eql(true);
        chai_1.expect(_1.value.isJson(' []  ')).to.eql(true);
    });
});
describe('isIsoDate', function () {
    it('does not fail if the value is not a string', function () {
        chai_1.expect(_1.value.isIsoDate()).to.eql(false);
        chai_1.expect(_1.value.isIsoDate(123)).to.eql(false);
        chai_1.expect(_1.value.isIsoDate({})).to.eql(false);
        chai_1.expect(_1.value.isIsoDate(new Date())).to.eql(false);
    });
    it('is an ISO date', function () {
        chai_1.expect(_1.value.isIsoDate('2015-02-21T00:52:43.822Z')).to.eql(true);
        chai_1.expect(_1.value.isIsoDate('2015-02-21T00:52:43Z')).to.eql(true);
        chai_1.expect(_1.value.isIsoDate('2015-02-21T00:52Z')).to.eql(true);
    });
    it('is not an ISO date', function () {
        chai_1.expect(_1.value.isIsoDate('2015-02-21T00:52:43.822')).to.eql(false);
        chai_1.expect(_1.value.isIsoDate('2015-02-21T00:52:43')).to.eql(false);
        chai_1.expect(_1.value.isIsoDate('2015-02-21T00:52')).to.eql(false);
        chai_1.expect(_1.value.isIsoDate('2015-02-21T00Z')).to.eql(false);
    });
});
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