realm-js/tests/js/list-tests.js
Thomas Goyne 086f31c07f Use the objectstore keypath sorting functionality
Adds support for sorting on values over links, reduces the amount of code in
the binding, and is required for sorting non-object lists.
2017-09-21 10:41:19 -07:00

667 lines
23 KiB
JavaScript

////////////////////////////////////////////////////////////////////////////
//
// Copyright 2016 Realm Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
////////////////////////////////////////////////////////////////////////////
'use strict';
var Realm = require('realm');
var TestCase = require('./asserts');
var schemas = require('./schemas');
module.exports = {
testListConstructor: function() {
var realm = new Realm({schema: [schemas.PersonObject, schemas.PersonList]});
realm.write(function() {
var obj = realm.create('PersonList', {list: []});
TestCase.assertTrue(obj.list instanceof Realm.List);
TestCase.assertTrue(obj.list instanceof Realm.Collection);
});
TestCase.assertThrows(function() {
new Realm.List();
});
TestCase.assertEqual(typeof Realm.List, 'function');
TestCase.assertTrue(Realm.List instanceof Function);
},
testListLength: function() {
var realm = new Realm({schema: [schemas.LinkTypes, schemas.TestObject]});
var array;
realm.write(function() {
var obj = realm.create('LinkTypesObject', {
objectCol: {doubleCol: 1},
objectCol1: {doubleCol: 2},
arrayCol: [{doubleCol: 3}],
});
array = obj.arrayCol;
TestCase.assertEqual(array.length, 1);
obj.arrayCol = [];
TestCase.assertEqual(array.length, 0);
obj.arrayCol = [{doubleCol: 1}, {doubleCol: 2}];
TestCase.assertEqual(array.length, 2);
TestCase.assertThrows(function() {
array.length = 0;
}, 'cannot set length property on lists');
});
TestCase.assertEqual(array.length, 2);
},
testListSubscriptGetters: function() {
var realm = new Realm({schema: [schemas.LinkTypes, schemas.TestObject]});
var array;
realm.write(function() {
var obj = realm.create('LinkTypesObject', {
objectCol: {doubleCol: 1},
objectCol1: {doubleCol: 2},
arrayCol: [{doubleCol: 3}, {doubleCol: 4}],
});
array = obj.arrayCol;
});
TestCase.assertEqual(array[0].doubleCol, 3);
TestCase.assertEqual(array[1].doubleCol, 4);
TestCase.assertEqual(array[2], undefined);
TestCase.assertEqual(array[-1], undefined);
},
testListSubscriptSetters: function() {
var realm = new Realm({schema: [schemas.LinkTypes, schemas.TestObject]});
var array;
realm.write(function() {
var obj = realm.create('LinkTypesObject', {
objectCol: {doubleCol: 1},
objectCol1: {doubleCol: 2},
arrayCol: [{doubleCol: 3}, {doubleCol: 4}],
});
array = obj.arrayCol;
array[0] = {doubleCol: 5};
array[1] = {doubleCol: 6};
TestCase.assertEqual(array[0].doubleCol, 5);
TestCase.assertEqual(array[1].doubleCol, 6);
array[0] = obj.objectCol;
array[1] = obj.objectCol1;
TestCase.assertEqual(array[0].doubleCol, 1);
TestCase.assertEqual(array[1].doubleCol, 2);
TestCase.assertThrows(function() {
array[2] = {doubleCol: 1};
}, 'cannot set list item beyond its bounds');
TestCase.assertThrows(function() {
array[-1] = {doubleCol: 1};
}, 'cannot set list item with negative index');
});
TestCase.assertThrows(function() {
array[0] = {doubleCol: 1};
}, 'cannot set list item outside write transaction');
},
testListInvalidProperty: function() {
var realm = new Realm({schema: [schemas.LinkTypes, schemas.TestObject]});
var array;
realm.write(function() {
var obj = realm.create('LinkTypesObject', {
objectCol: {doubleCol: 1},
objectCol1: {doubleCol: 2},
arrayCol: [{doubleCol: 3}, {doubleCol: 4}],
});
array = obj.arrayCol;
});
TestCase.assertEqual(undefined, array.ablasdf);
},
testListEnumerate: function() {
var realm = new Realm({schema: [schemas.LinkTypes, schemas.TestObject]});
var obj;
realm.write(function() {
obj = realm.create('LinkTypesObject', {
objectCol: {doubleCol: 1},
objectCol1: {doubleCol: 2},
arrayCol: [],
});
});
var index;
for (index in obj.arrayCol) {
TestCase.assertTrue(false, "No objects should have been enumerated: " + index);
}
realm.write(function() {
obj.arrayCol = [{doubleCol: 0}, {doubleCol: 1}];
TestCase.assertEqual(obj.arrayCol.length, 2);
});
var count = 0;
var keys = Object.keys(obj.arrayCol);
for (index in obj.arrayCol) {
TestCase.assertEqual(count++, +index);
TestCase.assertEqual(keys[index], index);
}
TestCase.assertEqual(count, 2);
TestCase.assertEqual(keys.length, 2);
},
testListPush: function() {
var realm = new Realm({schema: [schemas.LinkTypes, schemas.TestObject]});
var array;
realm.write(function() {
var obj = realm.create('LinkTypesObject', {
objectCol: {doubleCol: 1},
objectCol1: {doubleCol: 2},
arrayCol: [{doubleCol: 3}],
});
array = obj.arrayCol;
TestCase.assertEqual(array.length, 1);
TestCase.assertEqual(array.push({doubleCol: 4}), 2);
TestCase.assertEqual(array.length, 2);
TestCase.assertEqual(array[1].doubleCol, 4);
TestCase.assertEqual(array.push(obj.objectCol, obj.objectCol1), 4);
TestCase.assertEqual(array.length, 4);
TestCase.assertEqual(array[2].doubleCol, 1);
TestCase.assertEqual(array[3].doubleCol, 2);
TestCase.assertThrows(function() {
array.push();
});
});
TestCase.assertEqual(array.length, 4);
TestCase.assertThrows(function() {
array.push([1]);
}, 'can only push in a write transaction');
},
testListPop: function() {
var realm = new Realm({schema: [schemas.LinkTypes, schemas.TestObject]});
var array;
realm.write(function() {
var obj = realm.create('LinkTypesObject', {
objectCol: {doubleCol: 1},
objectCol1: {doubleCol: 2},
arrayCol: [{doubleCol: 3}, {doubleCol: 4}],
});
array = obj.arrayCol;
TestCase.assertEqual(array.pop().doubleCol, 4);
TestCase.assertEqual(array.pop().doubleCol, 3);
TestCase.assertEqual(array.length, 0);
TestCase.assertEqual(array.pop(), undefined);
TestCase.assertThrows(function() {
array.pop(1);
});
});
TestCase.assertThrows(function() {
array.pop();
}, 'can only pop in a write transaction');
},
testListUnshift: function() {
var realm = new Realm({schema: [schemas.LinkTypes, schemas.TestObject]});
var array;
realm.write(function() {
var obj = realm.create('LinkTypesObject', {
objectCol: {doubleCol: 1},
objectCol1: {doubleCol: 2},
arrayCol: [{doubleCol: 3}],
});
array = obj.arrayCol;
TestCase.assertEqual(array.length, 1);
TestCase.assertEqual(array.unshift({doubleCol: 5}), 2);
TestCase.assertEqual(array.length, 2);
TestCase.assertEqual(array[0].doubleCol, 5);
TestCase.assertEqual(array.unshift(obj.objectCol, obj.objectCol1), 4);
TestCase.assertEqual(array.length, 4);
TestCase.assertEqual(array[0].doubleCol, 1);
TestCase.assertEqual(array[1].doubleCol, 2);
});
TestCase.assertEqual(array.length, 4);
TestCase.assertThrows(function() {
array.unshift({doubleCol: 1});
}, 'can only unshift in a write transaction');
},
testListShift: function() {
var realm = new Realm({schema: [schemas.LinkTypes, schemas.TestObject]});
var array;
realm.write(function() {
var obj = realm.create('LinkTypesObject', {
objectCol: {doubleCol: 1},
objectCol1: {doubleCol: 2},
arrayCol: [{doubleCol: 3}, {doubleCol: 4}],
});
array = obj.arrayCol;
TestCase.assertEqual(array.shift().doubleCol, 3);
TestCase.assertEqual(array.shift().doubleCol, 4);
TestCase.assertEqual(array.length, 0);
TestCase.assertEqual(array.shift(), undefined);
TestCase.assertThrows(function() {
array.shift(1);
});
});
TestCase.assertThrows(function() {
array.shift();
}, 'can only shift in a write transaction');
},
testListSplice: function() {
var realm = new Realm({schema: [schemas.LinkTypes, schemas.TestObject]});
var array;
realm.write(function() {
var obj = realm.create('LinkTypesObject', {
objectCol: {doubleCol: 1},
objectCol1: {doubleCol: 2},
arrayCol: [{doubleCol: 3}, {doubleCol: 4}],
});
array = obj.arrayCol;
var removed;
removed = array.splice(0, 0, obj.objectCol, obj.objectCol1);
TestCase.assertEqual(removed.length, 0);
TestCase.assertEqual(array.length, 4);
TestCase.assertEqual(array[0].doubleCol, 1);
TestCase.assertEqual(array[1].doubleCol, 2);
removed = array.splice(2, 2, {doubleCol: 5}, {doubleCol: 6});
TestCase.assertEqual(removed.length, 2);
TestCase.assertEqual(removed[0].doubleCol, 3);
TestCase.assertEqual(removed[1].doubleCol, 4);
TestCase.assertEqual(array.length, 4);
TestCase.assertEqual(array[2].doubleCol, 5);
TestCase.assertEqual(array[3].doubleCol, 6);
removed = array.splice(2, 2);
TestCase.assertEqual(removed.length, 2);
TestCase.assertEqual(removed[0].doubleCol, 5);
TestCase.assertEqual(removed[1].doubleCol, 6);
TestCase.assertEqual(array.length, 2);
TestCase.assertEqual(array[0].doubleCol, 1);
TestCase.assertEqual(array[1].doubleCol, 2);
removed = array.splice(-1, 1);
TestCase.assertEqual(removed.length, 1);
TestCase.assertEqual(removed[0].doubleCol, 2);
TestCase.assertEqual(array.length, 1);
TestCase.assertEqual(array[0].doubleCol, 1);
removed = array.splice(0, 2);
TestCase.assertEqual(removed.length, 1);
TestCase.assertEqual(removed[0].doubleCol, 1);
TestCase.assertEqual(array.length, 0);
removed = array.splice('0', '0', obj.objectCol);
TestCase.assertEqual(removed.length, 0);
TestCase.assertEqual(array.length, 1);
removed = array.splice(1);
TestCase.assertEqual(removed.length, 0);
TestCase.assertEqual(array.length, 1);
removed = array.splice(0);
TestCase.assertEqual(removed.length, 1);
TestCase.assertEqual(array.length, 0);
TestCase.assertThrows(function() {
array.splice('cat', 1);
});
TestCase.assertThrows(function() {
array.splice(0, 0, 0);
});
});
TestCase.assertThrows(function() {
array.splice(0, 0, {doubleCol: 1});
}, 'can only splice in a write transaction');
},
testListDeletions: function() {
var realm = new Realm({schema: [schemas.LinkTypes, schemas.TestObject]});
var object;
var array;
realm.write(function() {
object = realm.create('LinkTypesObject', {
objectCol: {doubleCol: 1},
objectCol1: {doubleCol: 2},
arrayCol: [{doubleCol: 3}, {doubleCol: 4}],
});
array = object.arrayCol;
});
try {
realm.write(function() {
realm.delete(array[0]);
TestCase.assertEqual(array.length, 1);
TestCase.assertEqual(array[0].doubleCol, 4);
// This should cancel the transaction and cause the list to be reset.
throw new Error('Transaction FAIL');
});
} catch (e) {}
TestCase.assertEqual(array.length, 2);
TestCase.assertEqual(array[0].doubleCol, 3);
realm.write(function() {
realm.delete(object);
});
TestCase.assertThrows(function() {
array[0];
});
},
testLiveUpdatingResults: function() {
var realm = new Realm({schema: [schemas.LinkTypes, schemas.TestObject]});
var objects = realm.objects('TestObject');
var array;
realm.write(function() {
var obj = realm.create('LinkTypesObject', {
objectCol: {doubleCol: 1},
objectCol1: {doubleCol: 2},
arrayCol: [{doubleCol: 3}, {doubleCol: 4}],
});
array = obj.arrayCol;
});
TestCase.assertEqual(array.length, 2);
TestCase.assertEqual(objects.length, 4);
try {
realm.write(function() {
array.push({doubleCol: 5});
TestCase.assertEqual(objects.length, 5);
array.unshift({doubleCol: 2});
TestCase.assertEqual(objects.length, 6);
array.splice(0, 0, {doubleCol: 1});
TestCase.assertEqual(objects.length, 7);
array.push(objects[0], objects[1]);
TestCase.assertEqual(objects.length, 7);
// This should cancel the transaction and cause the list and results to be reset.
throw new Error('Transaction FAIL');
});
} catch (e) {}
TestCase.assertEqual(array.length, 2);
TestCase.assertEqual(objects.length, 4);
},
testListSnapshot: function() {
var realm = new Realm({schema: [schemas.LinkTypes, schemas.TestObject]});
var objects = realm.objects('TestObject');
var array;
realm.write(function() {
var obj = realm.create('LinkTypesObject', [[1], [2], [[3], [4]]]);
array = obj.arrayCol;
});
var objectsCopy = objects.snapshot();
var arrayCopy = array.snapshot();
TestCase.assertEqual(objectsCopy.length, 4);
TestCase.assertEqual(arrayCopy.length, 2);
realm.write(function() {
array.push([5]);
TestCase.assertEqual(objectsCopy.length, 4);
TestCase.assertEqual(arrayCopy.length, 2);
TestCase.assertEqual(objectsCopy.snapshot().length, 4);
TestCase.assertEqual(arrayCopy.snapshot().length, 2);
TestCase.assertEqual(objects.snapshot().length, 5);
TestCase.assertEqual(array.snapshot().length, 3);
realm.delete(array[0]);
TestCase.assertEqual(objectsCopy.length, 4);
TestCase.assertEqual(arrayCopy.length, 2);
TestCase.assertEqual(arrayCopy[0], null);
realm.deleteAll();
TestCase.assertEqual(objectsCopy.length, 4);
TestCase.assertEqual(arrayCopy.length, 2);
TestCase.assertEqual(arrayCopy[1], null);
});
},
testListFiltered: function() {
var realm = new Realm({schema: [schemas.PersonObject, schemas.PersonList]});
var list;
realm.write(function() {
var object = realm.create('PersonList', {list: [
{name: 'Ari', age: 10},
{name: 'Tim', age: 11},
{name: 'Bjarne', age: 12},
{name: 'Alex', age: 12, married: true}
]});
realm.create('PersonObject', {name: 'NotInList', age: 10});
list = object.list;
});
TestCase.assertEqual(list.filtered("truepredicate").length, 4);
TestCase.assertEqual(list.filtered('age = 11')[0].name, 'Tim');
TestCase.assertEqual(list.filtered('age = 12').length, 2);
TestCase.assertEqual(list.filtered('age > 10 && age < 13').length, 3);
TestCase.assertEqual(list.filtered('age > 10').filtered('age < 13').length, 3);
},
testListSorted: function() {
const schema = [
{name: 'Target', properties: {value: 'int'}},
{name: 'Mid', properties: {value: 'int', link: 'Target'}},
{name: 'List', properties: {list: {type: 'list', objectType: 'Mid'}}},
];
const realm = new Realm({schema: schema});
let list;
realm.write(() => {
list = realm.create('List', {list: [
{value: 3, link: {value: 1}},
{value: 1, link: {value: 3}},
{value: 2, link: {value: 2}},
]}).list;
realm.create('List', {list: [
{value: 4, link: {value: 4}},
]});
});
const values = (results) => results.map((o) => o.value);
TestCase.assertThrows(() => list.sorted());
TestCase.assertThrows(() => list.sorted('nonexistent property'));
TestCase.assertThrows(() => list.sorted('link'));
TestCase.assertArraysEqual(values(list.sorted([])), [3, 1, 2]);
TestCase.assertArraysEqual(values(list.sorted('value')), [1, 2, 3]);
TestCase.assertArraysEqual(values(list.sorted('value', false)), [1, 2, 3]);
TestCase.assertArraysEqual(values(list.sorted('value', true)), [3, 2, 1]);
TestCase.assertArraysEqual(values(list.sorted(['value'])), [1, 2, 3]);
TestCase.assertArraysEqual(values(list.sorted([['value', false]])), [1, 2, 3]);
TestCase.assertArraysEqual(values(list.sorted([['value', true]])), [3, 2, 1]);
TestCase.assertArraysEqual(values(list.sorted('link.value')), [3, 2, 1]);
TestCase.assertArraysEqual(values(list.sorted('link.value', false)), [3, 2, 1]);
TestCase.assertArraysEqual(values(list.sorted('link.value', true)), [1, 2, 3]);
TestCase.assertArraysEqual(values(list.sorted(['link.value'])), [3, 2, 1]);
TestCase.assertArraysEqual(values(list.sorted([['link.value', false]])), [3, 2, 1]);
TestCase.assertArraysEqual(values(list.sorted([['link.value', true]])), [1, 2, 3]);
},
testArrayMethods: function() {
var realm = new Realm({schema: [schemas.PersonObject, schemas.PersonList]});
var object;
realm.write(function() {
object = realm.create('PersonList', {list: [
{name: 'Ari', age: 10},
{name: 'Tim', age: 11},
{name: 'Bjarne', age: 12},
]});
});
[
object.list,
realm.objects('PersonObject'),
].forEach(function(list) {
TestCase.assertEqual(list.slice().length, 3);
TestCase.assertEqual(list.slice(-1).length, 1);
TestCase.assertEqual(list.slice(-1)[0].age, 12);
TestCase.assertEqual(list.slice(1, 3).length, 2);
TestCase.assertEqual(list.slice(1, 3)[1].age, 12);
// A Node 6 regression in v8 causes an error when converting our objects to strings:
// TypeError: Cannot convert a Symbol value to a string
if (!TestCase.isNode6()) {
TestCase.assertEqual(list.join(' '), 'Ari Tim Bjarne');
}
var count = 0;
list.forEach(function(p, i) {
TestCase.assertEqual(p.name, list[i].name);
count++;
});
TestCase.assertEqual(count, list.length);
TestCase.assertArraysEqual(list.map(function(p) {return p.age}), [10, 11, 12]);
TestCase.assertTrue(list.some(function(p) {return p.age > 10}));
TestCase.assertTrue(list.every(function(p) {return p.age > 0}));
var person = list.find(function(p) {return p.name == 'Tim'});
TestCase.assertEqual(person.name, 'Tim');
var index = list.findIndex(function(p) {return p.name == 'Tim'});
TestCase.assertEqual(index, 1);
TestCase.assertEqual(list.indexOf(list[index]), index);
TestCase.assertEqual(list.reduce(function(n, p) {return n + p.age}, 0), 33);
TestCase.assertEqual(list.reduceRight(function(n, p) {return n + p.age}, 0), 33);
// eslint-disable-next-line no-undef
var iteratorMethodNames = ['entries', 'keys', 'values'];
iteratorMethodNames.push(Symbol.iterator);
iteratorMethodNames.forEach(function(methodName) {
var iterator = list[methodName]();
var count = 0;
var result;
// This iterator should itself be iterable.
// TestCase.assertEqual(iterator[iteratorSymbol](), iterator);
TestCase.assertEqual(iterator[Symbol.iterator](), iterator);
while ((result = iterator.next()) && !result.done) {
var value = result.value;
switch (methodName) {
case 'entries':
TestCase.assertEqual(value.length, 2);
TestCase.assertEqual(value[0], count);
TestCase.assertEqual(value[1].name, list[count].name);
break;
case 'keys':
TestCase.assertEqual(value, count);
break;
default:
TestCase.assertEqual(value.name, list[count].name);
break;
}
count++;
}
TestCase.assertEqual(result.done, true);
TestCase.assertEqual(result.value, undefined);
TestCase.assertEqual(count, list.length);
});
});
},
testIsValid: function() {
var realm = new Realm({schema: [schemas.PersonObject, schemas.PersonList]});
var object;
var list;
realm.write(function() {
object = realm.create('PersonList', {list: [
{name: 'Ari', age: 10},
{name: 'Tim', age: 11},
{name: 'Bjarne', age: 12},
]});
list = object.list;
TestCase.assertEqual(list.isValid(), true);
realm.delete(object);
});
TestCase.assertEqual(list.isValid(), false);
TestCase.assertThrows(function() {
list.length;
});
},
};