<?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>105253</bug_id>
          
          <creation_ts>2012-12-17 22:00:47 -0800</creation_ts>
          <short_desc>2 clampTo unit tests are failing</short_desc>
          <delta_ts>2012-12-19 09:46:56 -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>528+ (Nightly build)</version>
          <rep_platform>All</rep_platform>
          <op_sys>All</op_sys>
          <bug_status>RESOLVED</bug_status>
          <resolution>FIXED</resolution>
          
          
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords></keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Julien Chaffraix">jchaffraix</reporter>
          <assigned_to name="Julien Chaffraix">jchaffraix</assigned_to>
          <cc>eae</cc>
    
    <cc>noel.gordon</cc>
    
    <cc>webkit.review.bot</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>793352</commentid>
    <comment_count>0</comment_count>
    <who name="Julien Chaffraix">jchaffraix</who>
    <bug_when>2012-12-17 22:00:47 -0800</bug_when>
    <thetext>clampToUnsigned is failing on 2 bots and clampToFloat is failing only on Apple Win:

http://build.webkit.org/builders/Chromium%20Mac%20Release%20%28Tests%29/builds/30528/steps/run-api-tests/logs/stdio
http://build.webkit.org/builders/Apple%20Win%207%20Release%20%28Tests%29/builds/31009/steps/run-api-tests/logs/stdio

Here are the failures:

Note: Google Test filter = WTF.clampToIntegerFloat
[==========] Running 1 test from 1 test case.
[----------] Global test environment set-up.
[----------] 1 test from WTF
[ RUN      ] WTF.clampToIntegerFloat
..\Tests\WTF\MathExtras.cpp(103): error: Value of: maxInt
  Actual: 2147483648
Expected: clampToInteger(maxInt)
Which is: 2147483647
..\Tests\WTF\MathExtras.cpp(106): error: Value of: maxInt
  Actual: 2147483648
Expected: clampToInteger(overflowInt)
Which is: 2147483647
[  FAILED  ] WTF.clampToIntegerFloat (0 ms)
[----------] 1 test from WTF (0 ms total)

[----------] Global test environment tear-down
[==========] 1 test from 1 test case ran. (0 ms total)
[  PASSED  ] 0 tests.
[  FAILED  ] 1 test, listed below:
[  FAILED  ] WTF.clampToIntegerFloat

 1 FAILED TEST
Note: Google Test filter = WTF.clampToUnsigned
[==========] Running 1 test from 1 test case.
[----------] Global test environment set-up.
[----------] 1 test from WTF
[ RUN      ] WTF.clampToUnsigned
..\Tests\WTF\MathExtras.cpp(153): error: Value of: maxUnsigned
  Actual: 4294967295
Expected: clampTo&lt;unsigned&gt;(overflowUnsigned)
Which is: 0
[  FAILED  ] WTF.clampToUnsigned (0 ms)
[----------] 1 test from WTF (0 ms total)</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>793359</commentid>
    <comment_count>1</comment_count>
    <who name="Julien Chaffraix">jchaffraix</who>
    <bug_when>2012-12-17 22:12:11 -0800</bug_when>
    <thetext>Disabled the test in http://trac.webkit.org/changeset/137986.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>793839</commentid>
    <comment_count>2</comment_count>
    <who name="Emil A Eklund">eae</who>
    <bug_when>2012-12-18 11:03:17 -0800</bug_when>
    <thetext>The windows unsigned failure is due to sizeof(unsigned long) == sizeof(unsigned) on windows 64bit (as it used the LLP64 memory model).

Adding a sizeof check as you have for clampToIntLong should do the trick.

The chromium mac failure seems to be due to float imprecision, EXPECT_NEAR with a tolerance of 1 should do the trick.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>794202</commentid>
    <comment_count>3</comment_count>
    <who name="Julien Chaffraix">jchaffraix</who>
    <bug_when>2012-12-18 17:11:24 -0800</bug_when>
    <thetext>(In reply to comment #2)
&gt; The windows unsigned failure is due to sizeof(unsigned long) == sizeof(unsigned) on windows 64bit (as it used the LLP64 memory model).
&gt; 
&gt; Adding a sizeof check as you have for clampToIntLong should do the trick.

True, but clampToUnsigned is testing the same case as clampToUnsignedLong as we can&apos;t test overflowing without a type that is wider than unsigned. This makes me lean towards just removing this test (FWIW we don&apos;t have a clampToInt for this very reason).

&gt; The chromium mac failure seems to be due to float imprecision, EXPECT_NEAR with a tolerance of 1 should do the trick.

Good catch, that should fix the issue.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>794231</commentid>
    <comment_count>4</comment_count>
      <attachid>180069</attachid>
    <who name="Julien Chaffraix">jchaffraix</who>
    <bug_when>2012-12-18 18:03:22 -0800</bug_when>
    <thetext>Created attachment 180069
Proposed fix.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>794754</commentid>
    <comment_count>5</comment_count>
      <attachid>180069</attachid>
    <who name="Julien Chaffraix">jchaffraix</who>
    <bug_when>2012-12-19 09:43:30 -0800</bug_when>
    <thetext>Comment on attachment 180069
Proposed fix.

Thanks, Emil!</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>794759</commentid>
    <comment_count>6</comment_count>
      <attachid>180069</attachid>
    <who name="WebKit Review Bot">webkit.review.bot</who>
    <bug_when>2012-12-19 09:46:52 -0800</bug_when>
    <thetext>Comment on attachment 180069
Proposed fix.

Clearing flags on attachment: 180069

Committed r138176: &lt;http://trac.webkit.org/changeset/138176&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>794760</commentid>
    <comment_count>7</comment_count>
    <who name="WebKit Review Bot">webkit.review.bot</who>
    <bug_when>2012-12-19 09:46:56 -0800</bug_when>
    <thetext>All reviewed patches have been landed.  Closing bug.</thetext>
  </long_desc>
      
          <attachment
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            <attachid>180069</attachid>
            <date>2012-12-18 18:03:22 -0800</date>
            <delta_ts>2012-12-19 09:46:52 -0800</delta_ts>
            <desc>Proposed fix.</desc>
            <filename>bug-105253-20121218180039.patch</filename>
            <type>text/plain</type>
            <size>2677</size>
            <attacher name="Julien Chaffraix">jchaffraix</attacher>
            
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