realm-js/tests/js/list-tests.js
Scott Kyle 48394d9c19 Automatically handle deleting test Realms
No longer leave this up to the test. All testing passes through the runTest() function, so we use that spot to delete the Realms. It also now deletes them beforehand too since a crash in a previous run could leave a Realm in place.
2016-05-26 15:47:30 -07:00

656 lines
22 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() {
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;
});
var names = function(results, prop) {
return results.map(function(object) {
return object.name;
});
};
var objects = list.sorted('name', true);
TestCase.assertArraysEqual(names(objects), ['Tim', 'Bjarne', 'Ari', 'Alex']);
objects = list.sorted(['age', 'name']);
TestCase.assertArraysEqual(names(objects), ['Ari', 'Tim', 'Alex', 'Bjarne']);
},
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.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 iteratorSymbol = typeof Symbol != 'undefined' && Symbol.iterator;
var iteratorMethodNames = ['entries', 'keys', 'values'];
if (iteratorSymbol) {
iteratorMethodNames.push(iteratorSymbol);
}
iteratorMethodNames.forEach(function(methodName) {
var iterator = list[methodName]();
var count = 0;
var result;
if (iteratorSymbol) {
// This iterator should itself be iterable.
TestCase.assertEqual(iterator[iteratorSymbol](), 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;
});
},
};