Eif (typeof(window) === 'undefined') var loki = require('../../src/lokijs.js');
describe('autoupdate', function () {
it('auto updates inserted documents', function (done) {
Iif (typeof Object.observe !== 'function') {
done();
return;
}
var coll = new loki.Collection('test', {
unique: ['name'],
autoupdate: true
});
coll.insert({
name: 'Jack'
});
var doc = coll.insert({
name: 'Peter'
});
function change1() {
coll.on('update', function (target) {
expect(target).toBe(doc);
change2();
});
doc.name = 'John';
}
function change2() {
coll.on('error', function (err) {
expect(err).toEqual(new Error('Duplicate key for property name: ' + doc.name));
done();
});
doc.name = 'Jack';
}
change1();
});
it('auto updates documents loaded from storage', function (done) {
Iif (typeof Object.observe !== 'function') {
done();
return;
}
var db1 = new loki('autoupdate1.json'),
db2 = new loki('autoupdate2.json');
var coll = db1.addCollection('test', {
unique: ['name'],
autoupdate: true
});
var originalDocs = coll.insert([{
name: 'Jack'
}, {
name: 'Peter'
}]);
db2.loadJSON(db1.serialize());
coll = db2.getCollection('test');
var doc = coll.by('name', 'Peter');
expect(coll.autoupdate).toBe(true);
expect(doc).toEqual(originalDocs[1]);
function change1() {
coll.on('update', function (target) {
expect(target).toBe(doc);
change2();
});
doc.name = 'John';
}
function change2() {
coll.on('error', function (err) {
expect(err).toEqual(new Error('Duplicate key for property name: ' + doc.name));
done();
});
doc.name = 'Jack';
}
change1();
});
});
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