InitialMetadata callback shouldn't be triggered with empty initialMetadata.

4 years ago · 27e6e97754
parent 3a81243cbd
commit 27e6e97754
1 changed files with 1 additions and 1 deletions
--- a/src/objective-c/GRPCClient/private/GRPCCore/GRPCCallInternal.m
+++ b/src/objective-c/GRPCClient/private/GRPCCore/GRPCCallInternal.m
@ -249,7 +249,7 @@
 }

 - (void)issueInitialMetadata:(NSDictionary *)initialMetadata {
-  if (initialMetadata != nil) {
+  if (initialMetadata != nil && [initialMetadata count] == 0) {
    // cannot directly call callback because this may not be running on manager's dispatch queue
    GRPCTransportManager *copiedManager = _transportManager;
    dispatch_async(copiedManager.dispatchQueue, ^{