<?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>195385</bug_id>
          
          <creation_ts>2019-03-06 16:15:53 -0800</creation_ts>
          <short_desc>[ iOS Simulator ] REGRESSION (r237702) Layout Test http/tests/security/xss-DENIED-script-inject-into-inactive-window.html is a flaky failure</short_desc>
          <delta_ts>2019-03-27 12:56:09 -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>Tools / Tests</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></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="Shawn Roberts">sroberts</reporter>
          <assigned_to name="Chris Dumez">cdumez</assigned_to>
          <cc>achristensen</cc>
    
    <cc>beidson</cc>
    
    <cc>cdumez</cc>
    
    <cc>commit-queue</cc>
    
    <cc>ggaren</cc>
    
    <cc>lforschler</cc>
    
    <cc>rniwa</cc>
    
    <cc>webkit-bot-watchers-bugzilla</cc>
    
    <cc>webkit-bug-importer</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1513261</commentid>
    <comment_count>0</comment_count>
    <who name="Shawn Roberts">sroberts</who>
    <bug_when>2019-03-06 16:15:53 -0800</bug_when>
    <thetext>The following layout test is failing on iOS Simulator

http/tests/security/xss-DENIED-script-inject-into-inactive-window.html

Probable cause:

Test has been a flaky failure since it was changed in r237702. Fails 100% of the time with any previous build.

Reproduced with:

run-webkit-tests http/tests/security/xss-DENIED-script-inject-into-inactive-window.html --iterations 100 -f --ios-simulator --child-processes 4

Flakiness Dashboard:

https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&amp;tests=http%2Ftests%2Fsecurity%2Fxss-DENIED-script-inject-into-inactive-window.html

Diff:

--- /Volumes/Data/slave/ios-simulator-12-release-tests-wk2/build/layout-test-results/http/tests/security/xss-DENIED-script-inject-into-inactive-window-expected.txt
+++ /Volumes/Data/slave/ios-simulator-12-release-tests-wk2/build/layout-test-results/http/tests/security/xss-DENIED-script-inject-into-inactive-window-actual.txt
@@ -1,3 +1,4 @@
+ALERT: XSS
 Check the child window. The test FAILED if you see a JavaScript alert() dialog. Otherwise, it PASSED.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1513267</commentid>
    <comment_count>1</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2019-03-06 16:18:42 -0800</bug_when>
    <thetext>&lt;rdar://problem/48657425&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1514056</commentid>
    <comment_count>2</comment_count>
    <who name="Shawn Roberts">sroberts</who>
    <bug_when>2019-03-08 10:20:55 -0800</bug_when>
    <thetext>Additional repro information:

Found test was a flaky failure on dashboard through its available history on iOS Simulator.

Searched on Trac and found test was modified in r237702 and used this as a bisecting point.

Re-tested without extra child processes using command : run-webkit-tests http/tests/security/xss-DENIED-script-inject-into-inactive-window.html --iterations 500 -f --ios-simulator --exit-after-n-failures=5 --no-retry-failures

242568 5 out of 234 failed unexpectedly (text diff)
237702 3 out of 500 failed unexpectedly (text diff)
237701 Changed test parameters to --exit-after-n-failures=25, 25 out of 25 Unexpected timeouts (1) [ Timeout ]</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1521778</commentid>
    <comment_count>3</comment_count>
      <attachid>366090</attachid>
    <who name="Chris Dumez">cdumez</who>
    <bug_when>2019-03-27 12:15:50 -0700</bug_when>
    <thetext>Created attachment 366090
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1521792</commentid>
    <comment_count>4</comment_count>
      <attachid>366090</attachid>
    <who name="WebKit Commit Bot">commit-queue</who>
    <bug_when>2019-03-27 12:56:07 -0700</bug_when>
    <thetext>Comment on attachment 366090
Patch

Clearing flags on attachment: 366090

Committed r243558: &lt;https://trac.webkit.org/changeset/243558&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1521793</commentid>
    <comment_count>5</comment_count>
    <who name="WebKit Commit Bot">commit-queue</who>
    <bug_when>2019-03-27 12:56:09 -0700</bug_when>
    <thetext>All reviewed patches have been landed.  Closing bug.</thetext>
  </long_desc>
      
          <attachment
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              isprivate="0"
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            <attachid>366090</attachid>
            <date>2019-03-27 12:15:50 -0700</date>
            <delta_ts>2019-03-27 12:56:07 -0700</delta_ts>
            <desc>Patch</desc>
            <filename>bug-195385-20190327121549.patch</filename>
            <type>text/plain</type>
            <size>2714</size>
            <attacher name="Chris Dumez">cdumez</attacher>
            
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