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add integration test for transaction rollback #346

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merged 2 commits into from
Jun 4, 2020
Merged

add integration test for transaction rollback #346

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d3160f6
add integration test for transaction rollback
mqus May 27, 2020
55d886a
fix formatting and lint issues
mqus May 27, 2020
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18 changes: 18 additions & 0 deletions floor/test/integration/database_test.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -129,6 +129,24 @@ void main() {
expect(actual, equals(newPersons));
});

test('transaction rollback on failure', () async {
final persons = [Person(1, 'Simon'), Person(2, 'Frank')];
await personDao.insertPersons(persons);

final newPersons = [Person(3, 'Paul'), Person(3, 'Karl')];

//should fail and trigger rollback because ids are the same
try {
await personDao.replacePersons(newPersons);
} catch (sfe) {
// the type SqfliteFfiException is not in scope, so we have to do it this way
expect(sfe.runtimeType.toString(), equals('SqfliteFfiException'));
}

final actual = await personDao.findAllPersons();
expect(actual, equals(persons));
});

test('Reactivity is retained when using transactions', () async {
final persons = [Person(1, 'Simon'), Person(2, 'Frank')];
await personDao.insertPersons(persons);
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