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Improve error handling in LazyDatabase

This commit is contained in:
Simon Binder 2021-12-01 21:22:53 +01:00
parent ab20d69846
commit 6dc198ecca
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2 changed files with 10 additions and 2 deletions
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4
drift/lib/src/utils/lazy_database.dart
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@ -29,11 +29,11 @@ class LazyDatabase extends QueryExecutor {
return _openDelegate!.future; return _openDelegate!.future;
} else { } else {
final delegate = _openDelegate = Completer(); final delegate = _openDelegate = Completer();
Future.value(opener()).then((database) { Future.sync(opener).then((database) {
_delegate = database; _delegate = database;
_delegateAvailable = true; _delegateAvailable = true;
delegate.complete(); delegate.complete();
}); }, onError: delegate.completeError);
return delegate.future; return delegate.future;
} }
} }

8
drift/test/utils/lazy_database_test.dart
View File

@ -95,4 +95,12 @@ void main() {
verify(inner.close()); verify(inner.close());
}); });
test('throws when opening method throws', () {
final exception = Exception('expected');
final lazy = LazyDatabase(() => throw exception);
final user = _LazyQueryUserForTest();
expect(lazy.ensureOpen(user), throwsA(exception));
});
} }