Fix NPE using mock for unknown database objects.

7 years ago · 2c973782c4
parent 723691400f
commit 2c973782c4
1 changed files with 1 additions and 1 deletions
--- a/SignalServiceKit/src/Contacts/TSThread.m
+++ b/SignalServiceKit/src/Contacts/TSThread.m
@ -99,7 +99,7 @@ NS_ASSUME_NONNULL_BEGIN
    OWSAssert(interactionsByThread);
    [interactionsByThread enumerateKeysInGroup:self.uniqueId
                                    usingBlock:^(NSString *collection, NSString *key, NSUInteger index, BOOL *stop) {
-                                        if (key.length < 1) {
+                                        if (![key isKindOfClass:[NSString class]] || key.length < 1) {
                                            OWSProdLogAndFail(@"%@ invalid key in thread interactions.", self.logTag);
                                            return;
                                        }