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<!DOCTYPE bugzilla SYSTEM "https://bugs.webkit.org/page.cgi?id=bugzilla.dtd">

<bugzilla version="5.0.4.1"
          urlbase="https://bugs.webkit.org/"
          
          maintainer="admin@webkit.org"
>

    <bug>
          <bug_id>165593</bug_id>
          
          <creation_ts>2016-12-07 21:43:33 -0800</creation_ts>
          <short_desc>DumpRenderTree EventSendingController must implement keyDown for &quot;escape&quot;.</short_desc>
          <delta_ts>2016-12-12 09:30:24 -0800</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>1</classification_id>
          <classification>Unclassified</classification>
          <product>WebKit</product>
          <component>Tools / Tests</component>
          <version>WebKit Nightly Build</version>
          <rep_platform>Mac</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>NEW</bug_status>
          <resolution></resolution>
          
          <see_also>https://bugs.webkit.org/show_bug.cgi?id=165585</see_also>
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords>InRadar</keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Jeremy Jones">jeremyj-wk</reporter>
          <assigned_to name="Jeremy Jones">jeremyj-wk</assigned_to>
          <cc>ap</cc>
    
    <cc>enrica</cc>
    
    <cc>jer.noble</cc>
    
    <cc>lforschler</cc>
    
    <cc>webkit-bug-importer</cc>
    
    <cc>wenson_hsieh</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1257603</commentid>
    <comment_count>0</comment_count>
    <who name="Jeremy Jones">jeremyj-wk</who>
    <bug_when>2016-12-07 21:43:33 -0800</bug_when>
    <thetext>DumpRenderTree EventSendingController must implement keyDown for &quot;escape&quot;.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1257604</commentid>
    <comment_count>1</comment_count>
    <who name="Jeremy Jones">jeremyj-wk</who>
    <bug_when>2016-12-07 21:44:32 -0800</bug_when>
    <thetext>rdar://problem/29568847</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1257605</commentid>
    <comment_count>2</comment_count>
      <attachid>296483</attachid>
    <who name="Jeremy Jones">jeremyj-wk</who>
    <bug_when>2016-12-07 21:47:36 -0800</bug_when>
    <thetext>Created attachment 296483
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1257634</commentid>
    <comment_count>3</comment_count>
      <attachid>296483</attachid>
    <who name="Alexey Proskuryakov">ap</who>
    <bug_when>2016-12-07 23:08:05 -0800</bug_when>
    <thetext>Comment on attachment 296483
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=296483&amp;action=review

&gt; Tools/DumpRenderTree/mac/EventSendingController.mm:925
&gt; +        const unichar ch = 0x1B;

This doesn&apos;t feel right to me. I believe that AppKit handles the Esc key internally, and its behavior is a lot more complicated than just sending a keyDown/keyUp to firstResponder. IIRC, the processing also includes sending a -performKeyEquivalent: and a -doCommandBySelector with both cancelOperation and cancel selectors.

Curiously, this may not be concern for WebKitTestRunner, because WK2 takes care of sending an even back to AppKit ifself.

I don&apos;t have any good suggestion for what to do here.

&gt; LayoutTests/platform/mac-wk1/TestExpectations:-296
&gt; -webkit.org/b/165589 pointer-lock/lock-lost-on-esc-in-fullscreen.html [ Skip ]

As fa as I can tell, you could just use this bug for the fix.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1258799</commentid>
    <comment_count>4</comment_count>
      <attachid>296483</attachid>
    <who name="Darin Adler">darin</who>
    <bug_when>2016-12-10 17:57:16 -0800</bug_when>
    <thetext>Comment on attachment 296483
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=296483&amp;action=review

&gt;&gt; Tools/DumpRenderTree/mac/EventSendingController.mm:925
&gt;&gt; +        const unichar ch = 0x1B;
&gt; 
&gt; This doesn&apos;t feel right to me. I believe that AppKit handles the Esc key internally, and its behavior is a lot more complicated than just sending a keyDown/keyUp to firstResponder. IIRC, the processing also includes sending a -performKeyEquivalent: and a -doCommandBySelector with both cancelOperation and cancel selectors.
&gt; 
&gt; Curiously, this may not be concern for WebKitTestRunner, because WK2 takes care of sending an even back to AppKit ifself.
&gt; 
&gt; I don&apos;t have any good suggestion for what to do here.

I don’t think that’s quite right. I studied the relevant AppKit source code, and I am almost certain that the escape key event first passes through the responder chain as an argument to keyDown: and then the additional processing you are referring above done inside the -[NSWindow keyDown:] method. So I believe there is a good chance the change in this patch will work for testing escape key behavior.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1259067</commentid>
    <comment_count>5</comment_count>
    <who name="Alexey Proskuryakov">ap</who>
    <bug_when>2016-12-12 09:30:24 -0800</bug_when>
    <thetext>My understanding is that with this patch, the event won&apos;t go through the responder chain, and will never reach -[NSWindow keyDown:]. So, the behavior of Esc is not accurately emulated.

If my understanding is correct, the behavior of eventSender.keyDown(&quot;escape&quot;) is very imprecise. For example, it will fail if the implementation ever changes to use -performKeyEquivalent:.

Then again, we already have a lot of special keys there, such as &quot;leftArrow&quot;. I guess my concern is that Escape is the trickiest of them all.</thetext>
  </long_desc>
      
          <attachment
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            <attachid>296483</attachid>
            <date>2016-12-07 21:47:36 -0800</date>
            <delta_ts>2016-12-10 17:57:16 -0800</delta_ts>
            <desc>Patch</desc>
            <filename>bug-165593-20161207214654.patch</filename>
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    </bug>

</bugzilla>