Initial commit 🎉

fbshipit-source-id: b6fc29740c6875d2e78953b8a7123890a67930f2
Co-authored-by: Sebastian McKenzie <sebmck@fb.com>
Co-authored-by: John Knox <jknox@fb.com>
Co-authored-by: Emil Sjölander <emilsj@fb.com>
Co-authored-by: Pritesh Nandgaonkar <prit91@fb.com>

iOS/Plugins/SonarKitLayoutPlugin/SonarKitLayoutPluginTests/TestNodeDescriptor.m

@@ -0,0 +1,50 @@
+/*
+ *  Copyright (c) 2018-present, Facebook, Inc.
+ *
+ *  This source code is licensed under the MIT license found in the LICENSE
+ *  file in the root directory of this source tree.
+ *
+ */
+#import "TestNodeDescriptor.h"
+
+@implementation TestNodeDescriptor
+
+- (NSString *)identifierForNode:(TestNode *)node {
+  return node.nodeName;
+}
+
+- (NSUInteger)childCountForNode:(TestNode *)node {
+  return [node.children count];
+}
+
+- (id)childForNode:(TestNode *)node atIndex:(NSUInteger)index {
+  return [node.children objectAtIndex: index];
+}
+
+- (void)setHighlighted:(BOOL)highlighted forNode:(TestNode *)node {
+  node.highlighted = highlighted;
+}
+
+- (void)hitTest:(SKTouch *)touch forNode:(TestNode *)node {
+  NSUInteger index = [node.children count] - 1;
+  for (TestNode *childNode in [node.children reverseObjectEnumerator]) {
+    if ([touch containedIn: childNode.frame]) {
+      [touch continueWithChildIndex: index withOffset: node.frame.origin];
+      return;
+    }
+
+    index = index - 1;
+  }
+
+  [touch finish];
+}
+
+- (NSDictionary<NSString *, SKNodeUpdateData> *)dataMutationsForNode:(TestNode *)node {
+  return @{
+           @"TestNode.name": ^(NSString *newName) {
+             node.nodeName = newName;
+           }
+           };
+}
+
+@end