<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<!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>223966</bug_id>
          
          <creation_ts>2021-03-30 16:31:12 -0700</creation_ts>
          <short_desc>[ macOS ] imported/w3c/web-platform-tests/webaudio/the-audio-api/the-analysernode-interface/realtimeanalyser-fft-scaling.html is a flakey text failure</short_desc>
          <delta_ts>2021-04-10 15:37:55 -0700</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>1</classification_id>
          <classification>Unclassified</classification>
          <product>WebKit</product>
          <component>Web Audio</component>
          <version>WebKit Nightly Build</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>RESOLVED</bug_status>
          <resolution>FIXED</resolution>
          
          
          <bug_file_loc>https://github.com/web-platform-tests/wpt/pull/28428</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="Robert Jenner">jenner</reporter>
          <assigned_to name="Chris Dumez">cdumez</assigned_to>
          <cc>cdumez</cc>
    
    <cc>clopez</cc>
    
    <cc>darin</cc>
    
    <cc>eric.carlson</cc>
    
    <cc>ews-watchlist</cc>
    
    <cc>ggaren</cc>
    
    <cc>glenn</cc>
    
    <cc>jer.noble</cc>
    
    <cc>peng.liu6</cc>
    
    <cc>philipj</cc>
    
    <cc>sergio</cc>
    
    <cc>webkit-bot-watchers-bugzilla</cc>
    
    <cc>webkit-bug-importer</cc>
    
    <cc>youennf</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1745400</commentid>
    <comment_count>0</comment_count>
    <who name="Robert Jenner">jenner</who>
    <bug_when>2021-03-30 16:31:12 -0700</bug_when>
    <thetext>imported/w3c/web-platform-tests/webaudio/the-audio-api/the-analysernode-interface/realtimeanalyser-fft-scaling.html

is a flakey text failure in macOS.

HISTORY URL:
https://results.webkit.org/?suite=layout-tests&amp;test=imported%2Fw3c%2Fweb-platform-tests%2Fwebaudio%2Fthe-audio-api%2Fthe-analysernode-interface%2Frealtimeanalyser-fft-scaling.html&amp;platform=mac

TEXT DIFF:
 PASS   128-point FFT peak value in dBFS is greater than or equal to -13.56.
 PASS   256-point FFT peak position is equal to 8.
 PASS   256-point FFT peak value in dBFS is greater than or equal to -13.56.
+PASS   1024-point FFT peak position is equal to 32.
+PASS   1024-point FFT peak value in dBFS is greater than or equal to -13.56.
 PASS   512-point FFT peak position is equal to 16.
 PASS   512-point FFT peak value in dBFS is greater than or equal to -13.56.
-PASS   1024-point FFT peak position is equal to 32.
-PASS   1024-point FFT peak value in dBFS is greater than or equal to -13.56.
 PASS   2048-point FFT peak position is equal to 64.
 PASS   2048-point FFT peak value in dBFS is greater than or equal to -13.56.
 PASS   4096-point FFT peak position is equal to 128.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1745406</commentid>
    <comment_count>1</comment_count>
    <who name="Robert Jenner">jenner</who>
    <bug_when>2021-03-30 16:46:37 -0700</bug_when>
    <thetext>Reproduced the failure at BigSur Debug ToT x86_64 using the following test:

run-webkit-test imported/w3c/web-platform-tests/webaudio/the-audio-api/the-analysernode-interface/realtimeanalyser-fft-scaling.html  --iterations 1000 -f

Failures happen most commonly on Apple Silicon Macs in Debug, but it has a fairly long history of occurring in Intel Catalina and BigSur in release and debug.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1745407</commentid>
    <comment_count>2</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2021-03-30 16:46:55 -0700</bug_when>
    <thetext>&lt;rdar://problem/76028345&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1745411</commentid>
    <comment_count>3</comment_count>
    <who name="Robert Jenner">jenner</who>
    <bug_when>2021-03-30 17:00:40 -0700</bug_when>
    <thetext>Updated test expectations to Pass Failure while test is being reviewed:
https://trac.webkit.org/changeset/275249/webkit</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1748843</commentid>
    <comment_count>4</comment_count>
      <attachid>425646</attachid>
    <who name="Chris Dumez">cdumez</who>
    <bug_when>2021-04-09 13:25:01 -0700</bug_when>
    <thetext>Created attachment 425646
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1748844</commentid>
    <comment_count>5</comment_count>
    <who name="EWS Watchlist">ews-watchlist</who>
    <bug_when>2021-04-09 13:25:57 -0700</bug_when>
    <thetext>This patch modifies the imported WPT tests. Please ensure that any changes on the tests (not coming from a WPT import) are exported to WPT. Please see https://trac.webkit.org/wiki/WPTExportProcess</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1749021</commentid>
    <comment_count>6</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2021-04-10 13:01:12 -0700</bug_when>
    <thetext>Tools/Scripts/svn-apply failed to apply attachment 425646 to trunk.
Please resolve the conflicts and upload a new patch.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1749031</commentid>
    <comment_count>7</comment_count>
    <who name="Chris Dumez">cdumez</who>
    <bug_when>2021-04-10 15:37:55 -0700</bug_when>
    <thetext>Committed r275803 (236374@main): &lt;https://commits.webkit.org/236374@main&gt;</thetext>
  </long_desc>
      
          <attachment
              isobsolete="0"
              ispatch="1"
              isprivate="0"
          >
            <attachid>425646</attachid>
            <date>2021-04-09 13:25:01 -0700</date>
            <delta_ts>2021-04-10 13:01:13 -0700</delta_ts>
            <desc>Patch</desc>
            <filename>bug-223966-20210409132500.patch</filename>
            <type>text/plain</type>
            <size>4484</size>
            <attacher name="Chris Dumez">cdumez</attacher>
            
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          id="445652"
          type_id="1"
          status="+"
          setter="darin"
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          </attachment>
      

    </bug>

</bugzilla>