From a0012d90c2f6111cfdcb1b5536b4ef0636fa286d Mon Sep 17 00:00:00 2001
From: Eric Scheers <smeis@users.noreply.github.com>
Date: Wed, 6 Mar 2019 19:02:50 +0100
Subject: [PATCH] Add forwarding of UIAccessibilityAction methods (#1344)

* Add forwarding of UIAccessibilityAction methods

* Use OCMock for testing UIAccessibilityAction method forwarding
---
 Source/Details/_ASDisplayViewAccessiblity.mm | 28 ++++++++++++++++++
 Tests/ASDisplayViewAccessibilityTests.mm     | 31 ++++++++++++++++++++
 2 files changed, 59 insertions(+)

diff --git a/Source/Details/_ASDisplayViewAccessiblity.mm b/Source/Details/_ASDisplayViewAccessiblity.mm
index 74016e786..711be0294 100644
--- a/Source/Details/_ASDisplayViewAccessiblity.mm
+++ b/Source/Details/_ASDisplayViewAccessiblity.mm
@@ -297,4 +297,32 @@ - (NSArray *)accessibilityElements
 
 @end
 
+@implementation _ASDisplayView (UIAccessibilityAction)
+
+- (BOOL)accessibilityActivate {
+  return [self.asyncdisplaykit_node accessibilityActivate];
+}
+
+- (void)accessibilityIncrement {
+  [self.asyncdisplaykit_node accessibilityIncrement];
+}
+
+- (void)accessibilityDecrement {
+  [self.asyncdisplaykit_node accessibilityDecrement];
+}
+
+- (BOOL)accessibilityScroll:(UIAccessibilityScrollDirection)direction {
+  return [self.asyncdisplaykit_node accessibilityScroll:direction];
+}
+
+- (BOOL)accessibilityPerformEscape {
+  return [self.asyncdisplaykit_node accessibilityPerformEscape];
+}
+
+- (BOOL)accessibilityPerformMagicTap {
+  return [self.asyncdisplaykit_node accessibilityPerformMagicTap];
+}
+
+@end
+
 #endif
diff --git a/Tests/ASDisplayViewAccessibilityTests.mm b/Tests/ASDisplayViewAccessibilityTests.mm
index fd518c582..bbc28cf0b 100644
--- a/Tests/ASDisplayViewAccessibilityTests.mm
+++ b/Tests/ASDisplayViewAccessibilityTests.mm
@@ -17,6 +17,7 @@
 #import <AsyncDisplayKit/ASTextNode.h>
 #import <AsyncDisplayKit/ASConfiguration.h>
 #import <AsyncDisplayKit/ASConfigurationInternal.h>
+#import <OCMock/OCMock.h>
 
 @interface ASDisplayViewAccessibilityTests : XCTestCase
 @end
@@ -269,4 +270,34 @@ - (void)testAccessibilityUpdatesWithElementsChanges
   XCTAssertTrue([[elements2.firstObject accessibilityLabel] isEqualToString:@"greeting"]);
 }
 
+#pragma mark -
+#pragma mark UIAccessibilityAction Forwarding
+
+- (void)testActionForwarding {
+  ASDisplayNode *node = [ASDisplayNode new];
+  UIView *view = node.view;
+  
+  id mockNode = OCMPartialMock(node);
+  
+  OCMExpect([mockNode accessibilityActivate]);
+  [view accessibilityActivate];
+  
+  OCMExpect([mockNode accessibilityIncrement]);
+  [view accessibilityIncrement];
+
+  OCMExpect([mockNode accessibilityDecrement]);
+  [view accessibilityDecrement];
+
+  OCMExpect([mockNode accessibilityScroll:UIAccessibilityScrollDirectionDown]);
+  [view accessibilityScroll:UIAccessibilityScrollDirectionDown];
+
+  OCMExpect([mockNode accessibilityPerformEscape]);
+  [view accessibilityPerformEscape];
+
+  OCMExpect([mockNode accessibilityPerformMagicTap]);
+  [view accessibilityPerformMagicTap];
+
+  OCMVerifyAll(mockNode);
+}
+
 @end