EarlGrey GREYElementInteraction

gistfile1.txt

[[CustomAction sharedInstance] setRootProvider:cellView];
GREYElementInteraction *elementInteraction = [[GREYElementInteraction alloc] initWithElementMatcher:matcher];
[elementInteraction inRoot:nil];
[elementInteraction setDataSource:[CustomAction sharedInstance]];
[elementInteraction assertWithMatcher:grey_sufficientlyVisible() error:&error];

if (error) {
} else {
  dispatch_queue_t concurrent_queue = dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0);
  dispatch_sync(concurrent_queue, ^{
    NSLog(@"*** FOUND ELEMENT => %@", [cellView performSelector:@selector(recursiveDescription)]);
  });

  [elementInteraction assertWithMatcher:withMatcher];