Hard to write reliable UIScriptController scrollingTreeAsText tests

[Simon Fraser (smfr)]

It's very hard to know when the UI process has received a scrolling tree update, so scrollingTreeAsText tests are flakey.

[Simon Fraser (smfr)]

Maybe need this:

diff --git a/Tools/WebKitTestRunner/ios/TestControllerIOS.mm b/Tools/WebKitTestRunner/ios/TestControllerIOS.mm
index 03454a5b5d4847e015a142a19b31920141373bb4..452c410c8379b70c6512dad2c0fd0146311afbda 100644
--- a/Tools/WebKitTestRunner/ios/TestControllerIOS.mm
+++ b/Tools/WebKitTestRunner/ios/TestControllerIOS.mm
@@ -28,6 +28,7 @@
 
 #import "PlatformWebView.h"
 #import "TestInvocation.h"
+#import "TestRunnerWKWebView.h"
 #import <Foundation/Foundation.h>
 #import <UIKit/UIKit.h>
 #import <WebKit/WKPreferencesRefPrivate.h>
@@ -83,6 +84,12 @@ void TestController::platformResetPreferencesToConsistentValues()
 void TestController::platformResetStateToConsistentValues()
 {
     cocoaResetStateToConsistentValues();
+
+    if (PlatformWebView* webView = mainWebView()) {
+        UIScrollView *scrollView = webView->platformView().scrollView;
+        [scrollView setZoomScale:1 animated:NO];
+        [scrollView setContentOffset:CGPointZero];
+    }
 }
 
 void TestController::platformConfigureViewForTest(const TestInvocation& test)

[Simon Fraser (smfr)]

Created attachment 294981 [details]
Patch

[Wenson Hsieh]

Comment on attachment 294981 [details]
Patch

r=mews

[Simon Fraser (smfr)]

Committed r208818: <http://trac.webkit.org/changeset/208818>