async setup(testName) {
if (testName == "insertions" || testName == "binsertions") {
Realm.clearTestState();
}
this.realm = new Realm({schema: [TestObjectSchema]});
await super.setup(testName);
}
realm.create('UniqueObject', {id: i});
}
});
return realm;
}
function createDataSource() {
return new ListView.DataSource({
rowHasChanged: (a, b) => a.id !== b.id,
});
}
module.exports = {
afterEach() {
Realm.clearTestState();
},
testDataSource() {
let realm = createRealm();
let objects = realm.objects('UniqueObject').sorted('id');
let dataSource = createDataSource().cloneWithRows(objects);
let count = objects.length;
// Make sure the section header should update.
assertTrue(dataSource.sectionHeaderShouldUpdate(0));
// All rows should need to update.
for (let i = 0; i < count; i++) {
assertTrue(dataSource.rowShouldUpdate(0, i));
}