7c1573fb07
* switch from custom eslint config to standard + prettier * fix new standard eslint violations * add editorconfig file * auto-fix all other violations * update lint yarn script * remove jshint comment
116 lines
3.4 KiB
JavaScript
116 lines
3.4 KiB
JavaScript
describe('JSON serializer', function() {
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var JsonSerializer = require('../../../src/lib/serializers/json');
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var expect = require('expect.js');
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var sinon = require('sinon');
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var stub = require('../../utils/auto_release_stub').make();
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function makeSerializer() {
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return new JsonSerializer();
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}
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describe('#serialize', function() {
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it('defers to JSON.stringify', function() {
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var stub = sinon.stub(JSON, 'stringify');
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var ser = makeSerializer();
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ser.serialize({ some: 'object' });
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expect(stub.callCount).to.eql(1);
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stub.restore();
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});
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it('does not modify strings', function() {
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var ser = makeSerializer();
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var thing = 'pretend that I am serialized';
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expect(ser.serialize(thing)).to.be(thing);
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});
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it('returns nothing for invalid values', function() {
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var ser = makeSerializer();
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expect(ser.serialize(null)).to.be(undefined);
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expect(ser.serialize(false)).to.be(undefined);
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});
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it('throws serialization errors', function() {
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var ser = makeSerializer();
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var thing = { name: 'thing' };
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thing.self = thing;
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expect(function() {
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ser.serialize(thing);
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}).to.throwError();
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});
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it('utilizes replacer or spaces if passed', function() {
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sinon.spy(JSON, 'stringify');
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var ser = makeSerializer();
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var thing = { name: 'thing' };
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ser.serialize(thing, null, 2);
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expect(JSON.stringify.withArgs(thing, null, 2).calledOnce).to.be(true);
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JSON.stringify.restore();
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});
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it('should call JSON.stringify with value only', function() {
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sinon.spy(JSON, 'stringify');
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var ser = makeSerializer();
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var thing = { name: 'thing' };
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ser.serialize(thing);
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expect(JSON.stringify.withArgs(thing).calledOnce).to.be(true);
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JSON.stringify.restore();
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});
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});
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describe('#deserialize', function() {
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it('defers to JSON.parse', function() {
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stub(JSON, 'parse');
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var ser = makeSerializer();
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ser.deserialize('{ "some": "JSON" }');
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expect(JSON.parse.callCount).to.eql(1);
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});
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it('ignores non string values', function() {
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var ser = makeSerializer();
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var thing = ['pretend that I am not here'];
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expect(ser.deserialize(thing)).to.be(undefined);
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expect(ser.deserialize(null)).to.be(undefined);
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expect(ser.deserialize(false)).to.be(undefined);
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});
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it('catches serialization errors, returns nothing', function() {
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var ser = makeSerializer();
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var thing = "{ name: 'thing' }";
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expect(ser.deserialize(thing)).to.be(undefined);
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});
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});
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describe('#bulkBody', function() {
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var body = [{ index: 'thing' }, { document: 'hi' }];
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var bulk = '{"index":"thing"}\n{"document":"hi"}\n';
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it('creates a string out of an array of obejcts', function() {
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var ser = makeSerializer();
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expect(ser.bulkBody(body)).to.eql(bulk);
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});
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it('adds a newline to the end of strings', function() {
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var ser = makeSerializer();
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expect(ser.bulkBody(bulk.substr(0, bulk.length - 1))).to.eql(bulk);
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});
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it('throws an error for anything else', function() {
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var ser = makeSerializer();
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expect(function() {
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ser.bulkBody({});
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}).to.throwError();
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expect(function() {
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ser.bulkBody(null);
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}).to.throwError();
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expect(function() {
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ser.bulkBody(false);
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}).to.throwError();
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});
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});
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});
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