1 files changed, 5 insertions, 0 deletions
diff --git a/Firestore/Example/Tests/Integration/FSTDatastoreTests.mm b/Firestore/Example/Tests/Integration/FSTDatastoreTests.mm
index e6e1a19..cba9017 100644
--- a/Firestore/Example/Tests/Integration/FSTDatastoreTests.mm
+++ b/Firestore/Example/Tests/Integration/FSTDatastoreTests.mm
@@ -48,6 +48,7 @@ namespace util = firebase::firestore::util;
 using firebase::firestore::auth::EmptyCredentialsProvider;
 using firebase::firestore::core::DatabaseInfo;
 using firebase::firestore::model::DatabaseId;
+using firebase::firestore::model::DocumentKeySet;
 using firebase::firestore::model::Precondition;
 using firebase::firestore::model::TargetId;
 
@@ -121,6 +122,10 @@ NS_ASSUME_NONNULL_BEGIN
   HARD_FAIL("Not implemented");
 }
 
+- (DocumentKeySet)remoteKeysForTarget:(FSTBoxedTargetID *)targetId {
+  return DocumentKeySet{};
+}
+
 - (void)applyRemoteEvent:(FSTRemoteEvent *)remoteEvent {
   [self.listenEvents addObject:remoteEvent];
   XCTestExpectation *expectation = [self.listenEventExpectations objectAtIndex:0];