deno.land / x / mongoose@6.7.5 / test / versioning.test.js
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/** * Test dependencies. */
const start = require('./common');
const assert = require('assert');const random = require('./util').random;
const mongoose = start.mongoose;const Schema = mongoose.Schema;const VersionError = mongoose.Error.VersionError;
describe('versioning', function() { let db; let Comments; let BlogPost;
before(function() { db = start(); });
after(async function() { await db.close(); });
beforeEach(() => db.deleteModel(/.*/)); afterEach(() => require('./util').clearTestData(db)); afterEach(() => require('./util').stopRemainingOps(db));
beforeEach(function() { Comments = new Schema();
Comments.add({ title: String, date: Date, comments: [Comments], dontVersionMeEither: [] });
BlogPost = new Schema( { title: String, date: Date, meta: { date: Date, visitors: Number, nested: [Comments], numbers: [Number] }, mixed: {}, numbers: [Number], comments: [Comments], arr: [], dontVersionMe: [] }, { collection: 'versioning_' + random(), skipVersioning: { dontVersionMe: true, 'comments.dontVersionMeEither': true } });
BlogPost = db.model('BlogPost', BlogPost); });
it('is only added to parent schema (gh-1265)', function(done) { assert.ok(BlogPost.schema.path('__v')); assert.ok(!BlogPost.schema.path('comments').__v); assert.ok(!BlogPost.schema.path('meta.nested').__v); done(); });
it('versioning without version key', function(done) { const V = BlogPost;
const doc = new V(); doc.numbers = [3, 4, 5, 6, 7]; doc.comments = [ { title: 'does it work?', date: new Date() }, { title: '1', comments: [{ title: 'this is sub #1' }, { title: 'this is sub #2' }] }, { title: '2', comments: [{ title: 'this is sub #3' }, { title: 'this is sub #4' }] }, { title: 'hi', date: new Date() } ];
function test(err) { assert.ifError(err); // test getting docs back from db missing version key V.findById(doc).select('numbers comments').exec(function(err, doc) { assert.ifError(err); doc.comments[0].title = 'no version was included'; const d = doc.$__delta(); assert.ok(!d[0].__v, 'no version key was selected so should not be included'); done(); }); }
doc.save(test); });
it('version works with strict docs', function(done) { const schema = new Schema({ str: ['string'] }, { strict: true, collection: 'versionstrict_' + random() }); db.deleteModel(/BlogPost/); const M = db.model('BlogPost', schema); const m = new M({ str: ['death', 'to', 'smootchy'] }); m.save(function(err) { assert.ifError(err); M.find(m, function(err, m) { assert.ifError(err); assert.equal(m.length, 1); m = m[0]; assert.equal(m._doc.__v, 0); m.str.pull('death'); m.save(function(err) { assert.ifError(err); M.findById(m, function(err, m) { assert.ifError(err); assert.equal(m._doc.__v, 1); assert.equal(m.str.length, 2); assert.ok(!~m.str.indexOf('death')); done(); }); }); }); }); });
it('version works with existing unversioned docs', function(done) { const V = BlogPost;
V.collection.insertOne({ title: 'unversioned', numbers: [1, 2, 3] }, function(err) { assert.ifError(err); V.findOne({ title: 'unversioned' }, function(err, d) { assert.ifError(err); assert.ok(!d._doc.__v); d.numbers.splice(1, 1, 10); const o = d.$__delta(); assert.equal(o[0].__v, undefined); assert.ok(o[1].$inc); assert.equal(o[1].$inc.__v, 1); d.save(function(err, d) { assert.ifError(err); assert.equal(d._doc.__v, 1); V.findById(d, function(err, d) { assert.ifError(err); assert.ok(d); done(); }); }); }); }); });
it('versionKey is configurable', function(done) { const schema = new Schema( { configured: 'bool' }, { versionKey: 'lolwat', collection: 'configuredversion' + random() }); const V = db.model('Test', schema); const v = new V({ configured: true }); v.save(function(err) { assert.ifError(err); V.findById(v, function(err1, v) { assert.ifError(err1); assert.equal(v._doc.lolwat, 0); done(); }); }); });
it('can be disabled', function(done) { const schema = new Schema({ x: ['string'] }, { versionKey: false }); const M = db.model('Test', schema); M.create({ x: ['hi'] }, function(err, doc) { assert.ifError(err); assert.equal('__v' in doc._doc, false); doc.x.pull('hi'); doc.save(function(err) { assert.ifError(err); assert.equal('__v' in doc._doc, false);
doc.set('x.0', 'updated'); const d = doc.$__delta()[0]; assert.equal(d.__v, undefined, 'version should not be added to where clause');
M.collection.findOne({ _id: doc._id }, function(err, doc) { assert.equal('__v' in doc, false); done(); }); }); }); });
it('works with numbericAlpha paths', function(done) { const M = BlogPost; const m = new M({ mixed: {} }); const path = 'mixed.4a'; m.set(path, 2); m.save(function(err) { assert.ifError(err); done(); }); });
describe('doc.increment()', function() { it('works without any other changes (gh-1475)', function(done) { const V = BlogPost;
const doc = new V(); doc.save(function(err) { assert.ifError(err); assert.equal(doc.__v, 0);
doc.increment();
doc.save(function(err) { assert.ifError(err);
assert.equal(doc.__v, 1);
V.findById(doc, function(err, doc) { assert.ifError(err); assert.equal(doc.__v, 1); done(); }); }); }); }); });
it('allows concurrent push', async function() {
let a = new BlogPost({ meta: { numbers: [] } }); await a.save(); const b = await BlogPost.findById(a);
assert.equal(a._doc.__v, 0);
a.meta.numbers.push(2); b.meta.numbers.push(4);
await a.save(); await b.save();
a = await BlogPost.findById(a); assert.deepEqual(a.toObject().meta.numbers, [2, 4]); assert.equal(a._doc.__v, 2); });
it('allows concurrent push and pull', async function() {
let a = new BlogPost({ meta: { numbers: [2, 4, 6, 8] } }); await a.save(); const b = await BlogPost.findById(a);
assert.equal(a._doc.__v, 0);
a.meta.numbers.pull(2); b.meta.numbers.push(10);
await a.save(); await b.save();
a = await BlogPost.findById(a); assert.deepEqual(a.toObject().meta.numbers, [4, 6, 8, 10]); assert.equal(a._doc.__v, 2); });
it('throws if you set a positional path after pulling', async function() {
let a = new BlogPost({ meta: { numbers: [2, 4, 6, 8] } }); await a.save(); const b = await BlogPost.findById(a);
assert.equal(a._doc.__v, 0);
a.meta.numbers.pull(4, 6); b.set('meta.numbers.2', 7);
await a.save(); const err = await b.save().then(() => null, err => err);
assert.ok(/No matching document/.test(err.message), err.message); a = await BlogPost.findById(a); assert.equal(a._doc.__v, 1); });
it('allows pull/push after $set', async function() {
let a = new BlogPost({ arr: ['test1', 10] }); await a.save(); const b = await BlogPost.findById(a);
assert.equal(a._doc.__v, 0);
a.set('arr.0', 'not an array'); // should overwrite a's changes, last write wins b.arr.pull(10); b.arr.addToSet('using set');
await a.save(); await b.save();
a = await BlogPost.findById(a); assert.deepEqual(a.toObject().arr, ['test1', 'using set']); });
it('should add version to where clause', async function() {
let a = new BlogPost({ arr: [['before update']] }); await a.save();
assert.equal(a._doc.__v, 0);
a.set('arr.0.0', 'updated'); const d = a.$__delta(); assert.equal(a._doc.__v, d[0].__v, 'version should be added to where clause'); assert.ok(!('$inc' in d[1]));
await a.save();
a = await BlogPost.findById(a); assert.equal(a.arr[0][0], 'updated'); assert.equal(a._doc.__v, 0); });
it('$set after pull/push throws', async function() {
const a = new BlogPost({ arr: ['test1', 'using set'] }); await a.save(); const b = await BlogPost.findById(a);
assert.equal(a._doc.__v, 0);
b.set('arr.0', 'not an array'); // force a $set a.arr.pull('using set'); a.arr.push('woot', 'woot2'); a.arr.$pop();
await a.save(); const err = await b.save().then(() => null, err => err);
assert.ok(/No matching document/.test(err.message), err.message); });
it('doesnt persist conflicting changes', async function() {
const a = new BlogPost({ meta: { nested: [{ title: 'test1' }, { title: 'test2' }] } }); await a.save(); const b = await BlogPost.findById(a);
assert.equal(a._doc.__v, 0);
a.meta.nested.$pop(); b.meta.nested.$pop(); await a.save(); const err = await b.save().then(() => null, err => err);
assert.ok(/No matching document/.test(err.message), err.message); });
it('increments version on push', async function() {
let a = new BlogPost({ meta: { nested: [] } }); await a.save(); const b = await BlogPost.findById(a);
assert.equal(a._doc.__v, 0);
a.meta.nested.push({ title: 'test1' }); a.meta.nested.push({ title: 'test2' }); b.meta.nested.push({ title: 'test3' }); await a.save(); await b.save();
a = await BlogPost.findById(a); assert.equal(a._doc.__v, 2); assert.deepEqual(a.meta.nested.map(v => v.title), ['test1', 'test2', 'test3']); });
it('does not increment version when setting nested paths', async function() {
let a = new BlogPost({ meta: { nested: [{ title: 'test1' }, { title: 'test2' }, { title: 'test3' }] } }); await a.save(); const b = await BlogPost.findById(a);
assert.equal(a._doc.__v, 0);
a.meta.nested[2].title = 'two'; b.meta.nested[0].title = 'zero'; b.meta.nested[1].title = 'sub one';
await Promise.all([a.save(), b.save()]); assert.equal(a._doc.__v, 0);
a = await BlogPost.findById(a); assert.equal(a.meta.nested[2].title, 'two'); assert.equal(a.meta.nested[0].title, 'zero'); });
it('increments version when modifying mixed array', async function() {
const a = new BlogPost({ mixed: { arr: [] } }); await a.save();
assert.equal(a._doc.__v, 0);
a.mixed.arr.push([10], { x: 1 }, 'test'); a.markModified('mixed.arr');
await a.save();
assert.equal(a._doc.__v, 1); assert.equal(a.mixed.arr.length, 3); assert.equal(a.mixed.arr[1].x, 1); assert.equal(a.mixed.arr[2], 'test'); assert.equal(a.mixed.arr[0][0], 10); });
it('increments version when $set-ing an array', async function() {
const a = new BlogPost({}); await a.save(); const b = await BlogPost.findById(a);
assert.equal(a._doc.__v, 0);
a.comments.addToSet({ title: 'monkey' }); b.markModified('comments');
const d = b.$__delta(); assert.ok(d[1].$inc, 'a $set of an array should trigger versioning');
await a.save(); const err = await b.save().then(() => null, err => err);
assert.ok(err instanceof VersionError); assert.ok(err.stack.indexOf('versioning.test.js') !== -1); assert.ok(/No matching document/.test(err), 'changes to b should not be applied'); assert.equal(a.comments.length, 1); });
it('increments version and converts to $set when mixing $shift and $addToSet', async function() {
const a = new BlogPost({}); await a.save(); const b = await BlogPost.findById(a);
assert.equal(a._doc.__v, 0);
a.comments.addToSet({ title: 'aven' }); a.comments.addToSet({ title: 'avengers' }); let d = a.$__delta();
assert.equal(d[0].__v, undefined, 'version should not be included in where clause'); assert.ok(!d[1].$set); assert.ok(d[1].$addToSet); assert.ok(d[1].$addToSet.comments);
a.comments.$shift(); d = a.$__delta(); assert.equal(d[0].__v, 0, 'version should be included in where clause'); assert.ok(d[1].$set, 'two differing atomic ops on same path should create a $set'); assert.ok(d[1].$inc, 'a $set of an array should trigger versioning'); assert.ok(!d[1].$addToSet);
await Promise.all([a.save(), b.save()]); });
it('should not increment version for non-versioned fields', async function() {
const a = new BlogPost({}); await a.save(); const b = await BlogPost.findById(a);
assert.equal(a._doc.__v, 0);
a.dontVersionMe.push('value1'); b.dontVersionMe.push('value2'); await Promise.all([a.save(), b.save()]);
assert.equal(a._doc.__v, 0); });
it('should not increment version for non-versioned sub-document fields', async function() {
const a = new BlogPost({ comments: [{ title: 'test' }] }); await a.save(); const b = await BlogPost.findById(a);
assert.equal(a._doc.__v, 0);
a.comments[0].dontVersionMeEither.push('value1'); b.comments[0].dontVersionMeEither.push('value2'); await Promise.all([a.save(), b.save()]);
assert.equal(a._doc.__v, 0); });
it('should persist correctly when optimisticConcurrency is true gh-10128', async function() { const thingSchema = new Schema({ price: Number }, { optimisticConcurrency: true }); const Thing = db.model('Thing', thingSchema);
const thing = await Thing.create({ price: 1 }); await thing.save(); assert.equal(thing.__v, 0); const thing_1 = await Thing.findById(thing.id); const thing_2 = await Thing.findById(thing.id); thing_1.set({ price: 2 }); await thing_1.save(); assert.equal(thing_1.__v, 1); thing_2.set({ price: 1 }); const err = await thing_2.save().then(() => null, err => err); assert.equal(err.name, 'VersionError'); });
it('throws VersionError when saving with no changes and optimistic concurrency is true (gh-11295)', async function() { const robotSchema = new mongoose.Schema({ name: String }, { optimisticConcurrency: true });
const Robot = db.model('Robot', robotSchema);
const entry = await Robot.create({ name: 'WallE' }); const changes = await Robot.findOne({ _id: entry._id }).orFail().exec(); const other = await Robot.findOne({ _id: entry._id }).orFail().exec(); changes.name = 'John'; await changes.save();
other.name = 'WallE'; const err = await other.save().then(() => null, err => err); assert.equal(err.name, 'VersionError'); });
it('gh-1898', function(done) { const schema = new Schema({ tags: [String], name: String });
const M = db.model('Test', schema);
const m = new M({ tags: ['eggs'] });
m.save(function(err) { assert.ifError(err);
m.tags.push('bacon'); m.name = 'breakfast'; m.tags[0] = 'eggs'; m.markModified('tags.0');
assert.equal(m.$__where(m.$__delta()[0]).__v, 0); assert.equal(m.$__delta()[1].$inc.__v, 1); done(); }); });
it('can remove version key from toObject() (gh-2675)', function(done) { const schema = new Schema({ name: String }); const M = db.model('Test', schema);
const m = new M(); m.save(function(err, m) { assert.ifError(err); let obj = m.toObject(); assert.equal(obj.__v, 0); obj = m.toObject({ versionKey: false }); assert.equal(obj.__v, undefined); done(); }); });
it('pull doesnt add version where clause (gh-6190)', async function() { const User = db.model('User', new mongoose.Schema({ unreadPosts: [{ type: mongoose.Schema.Types.ObjectId }] }));
const id1 = new mongoose.Types.ObjectId(); const id2 = new mongoose.Types.ObjectId(); const doc = await User.create({ unreadPosts: [id1, id2] });
const doc1 = await User.findById(doc._id); const doc2 = await User.findById(doc._id);
doc1.unreadPosts.pull(id1); await doc1.save();
doc2.unreadPosts.pull(id2); await doc2.save();
const doc3 = await User.findById(doc._id); assert.equal(doc3.unreadPosts.length, 0); });
it('copying doc works (gh-5779)', function(done) { const schema = new Schema({ subdocs: [{ a: Number }] }); const M = db.model('Test', schema); const m = new M({ subdocs: [] }); let m2;
m.save(). then(function() { m2 = new M(m); m2.subdocs.push({ a: 2 }); return m2.save(); }). then(function() { m2.subdocs[0].a = 3; return m2.save(); }). then(function() { assert.equal(m2.subdocs[0].a, 3); return M.findById(m._id); }). then(function(doc) { assert.equal(doc.subdocs[0].a, 3); done(); }). catch(done); });
it('optimistic concurrency (gh-9001) (gh-5424)', async function() { const schema = new Schema({ name: String }, { optimisticConcurrency: true }); const M = db.model('Test', schema);
const doc = new M({ name: 'foo' });
await doc.save();
const d1 = await M.findOne(); const d2 = await M.findOne();
d1.name = 'bar'; await d1.save();
d2.name = 'qux'; const err = await d2.save().then(() => null, err => err); assert.ok(err); assert.equal(err.name, 'VersionError'); });
it('adds version to filter if pushing to a nested array (gh-11108)', async function() { const Test = db.model('Test', Schema({ comments: [{ likedBy: [String] }] })); const entry = await Test.create({ comments: [{ likedBy: ['Friends', 'Family'] }] });
const post1 = await Test.findById(entry._id).exec(); const post2 = await Test.findById(entry._id).exec();
post1.comments = [{ likedBy: ['test'] }]; await post1.save();
let comment = post2.comments[0]; comment.likedBy.push('Some User');
const err = await post2.save().then(() => null, err => err); assert.equal(err.name, 'VersionError');
const post3 = await Test.findById(entry._id).exec(); comment = post3.comments[0]; comment.likedBy.push('Some User'); await post3.save(); assert.equal(post3.__v, 2); });
it('can store version key in nested property (gh-10980)', async function() { const mongooseSchema = Schema({ name: String, meta: { test: String } }, { versionKey: 'meta.versionKey' }); const Model = db.model('Test', mongooseSchema);
const doc = new Model({ name: 'test' }); await doc.save();
assert.strictEqual(doc.meta.versionKey, 0); const fromDb = await Model.findById(doc); assert.strictEqual(fromDb.meta.versionKey, 0); });});
mongoose
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