Merge pull request #1312 from kif-framework/markj/collection_view_scroll_fix

Fix for collection view scrolling not working in some tests

Author: mjohnson12

Sources/KIF/Additions/UIView-KIFAdditions.m

@@ -380,6 +380,11 @@ - (UIAccessibilityElement *)accessibilityElementMatchingBlock:(BOOL(^)(UIAccessi
                         [collectionView scrollRectToVisible:visibleRect animated:NO];
                         [collectionView layoutIfNeeded];
                         UICollectionViewCell *cell = [collectionView cellForItemAtIndexPath:indexPath];
+                        if (cell == nil) {
+                            [collectionView scrollToItemAtIndexPath:indexPath atScrollPosition:UICollectionViewScrollPositionNone animated:NO];
+                            [collectionView layoutIfNeeded];
+                            cell = [collectionView cellForItemAtIndexPath:indexPath];
+                        }
                         NSAssert(cell, @"UICollectionViewCell returned from 'cellForItemAtIndexPath' is unexpectedly nil!");
                         UIAccessibilityElement *element = [cell accessibilityElementMatchingBlock:matchBlock notHidden:NO disableScroll:NO];