loopback-connector/test/binary-packer.test.js

73 lines
1.9 KiB
JavaScript

// Copyright IBM Corp. 2016,2019. All Rights Reserved.
// Node module: loopback-connector
// This file is licensed under the MIT License.
// License text available at https://opensource.org/licenses/MIT
'use strict';
var BinaryPacker = require('../lib/binary-packer');
var expect = require('chai').expect;
describe('BinaryPacker', function() {
var packer;
beforeEach(function createPacker() {
packer = new BinaryPacker();
});
describe('encode()', function() {
it('supports invocation with a callback', function(done) {
packer.encode('a-value', done);
});
});
describe('decode()', function() {
it('supports invocation with a callback', function(done) {
packer.encode('a-value', function(err, binary) {
if (err) return done(err);
packer.decode(binary, function(err, result) {
if (err) return done(err);
expect(result).to.eql('a-value');
done();
});
});
});
});
describe('roundtrip', function() {
var TEST_CASES = {
String: 'a-value',
Object: {a: 1, b: 2},
Buffer: new Buffer([1, 2, 3]),
Date: new Date('2016-08-03T11:53:03.470Z'),
Integer: 12345,
Float: 12.345,
Boolean: false,
};
Object.keys(TEST_CASES).forEach(function(tc) {
it('works for ' + tc + ' values', function() {
var value = TEST_CASES[tc];
return encodeAndDecode(value)
.then(function(result) {
expect(result).to.eql(value);
});
});
});
it('works for nested properties', function() {
return encodeAndDecode(TEST_CASES)
.then(function(result) {
expect(result).to.eql(TEST_CASES);
});
});
function encodeAndDecode(value) {
return packer.encode(value)
.then(function(binary) {
return packer.decode(binary);
});
}
});
});