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Fix multiple use of notEqualTo (#2882)

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* Add failing test for multiple .notEqualTo on relation with same class

* Fix multiple .notEqualTo on relations with the same class

Multiple  should use the union of all objectIds not the intersect
Fixes ParsePlatform/parse-server#1596
This commit is contained in:
Jeremy Louie
2016-10-18 16:44:47 -04:00
committed by Florent Vilmart
parent d8ba9e8b7d
commit b88b0c578f
2 changed files with 22 additions and 11 deletions
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16
spec/ParseQuery.spec.js
View File

@@ -127,6 +127,22 @@ describe('Parse.Query testing', () => {
return query.find().then(function(results){
equal(results.length, 0);
});
}).then(function(){
var query = new Parse.Query(Cake);
query.notEqualTo("hater", user2);
query.notEqualTo("liker", user2);
// user2 doesn't like any cake so this should be 0
return query.find().then(function(results){
equal(results.length, 0);
});
}).then(function(){
var query = new Parse.Query(Cake);
query.equalTo("hater", user);
query.equalTo("liker", user);
// user doesn't hate any cake so this should be 0
return query.find().then(function(results){
equal(results.length, 0);
});
}).then(function(){
done();
}).catch((err) => {

17
src/Controllers/DatabaseController.js
View File

@@ -676,17 +676,12 @@ DatabaseController.prototype.addInObjectIdsIds = function(ids = null, query) {
return query;
}
DatabaseController.prototype.addNotInObjectIdsIds = function(ids = null, query) {
let idsFromNin = query.objectId && query.objectId['$nin'] ? query.objectId['$nin'] : null;
let allIds = [idsFromNin, ids].filter(list => list !== null);
let totalLength = allIds.reduce((memo, list) => memo + list.length, 0);
DatabaseController.prototype.addNotInObjectIdsIds = function(ids = [], query) {
let idsFromNin = query.objectId && query.objectId['$nin'] ? query.objectId['$nin'] : [];
let allIds = [...idsFromNin,...ids].filter(list => list !== null);
let idsIntersection = [];
if (totalLength > 125) {
idsIntersection = intersect.big(allIds);
} else {
idsIntersection = intersect(allIds);
}
// make a set and spread to remove duplicates
allIds = [...new Set(allIds)];
// Need to make sure we don't clobber existing shorthand $eq constraints on objectId.
if (!('objectId' in query)) {
@@ -696,8 +691,8 @@ DatabaseController.prototype.addNotInObjectIdsIds = function(ids = null, query)
$eq: query.objectId
};
}
query.objectId['$nin'] = idsIntersection;
query.objectId['$nin'] = allIds;
return query;
}