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<title>[25924] branches/3.7: 3.7 regression from [25119]: Have in_category() return false when the first argument is empty.</title>
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<dt>Revision</dt> <dd><a href="http://core.trac.wordpress.org/changeset/25924">25924</a></dd>
<dt>Author</dt> <dd>nacin</dd>
<dt>Date</dt> <dd>2013-10-26 02:54:21 +0000 (Sat, 26 Oct 2013)</dd>
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<h3>Log Message</h3>
<pre>3.7 regression from <a href="http://core.trac.wordpress.org/changeset/25119">[25119]</a>: Have in_category() return false when the first argument is empty.

Merges <a href="http://core.trac.wordpress.org/changeset/25923">[25923]</a> to the 3.7 branch.

props ericlewis.
fixes <a href="http://core.trac.wordpress.org/ticket/25706">#25706</a>.</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#branches37srcwpincludescategorytemplatephp">branches/3.7/src/wp-includes/category-template.php</a></li>
<li><a href="#branches37testsphpunitteststaxonomyphp">branches/3.7/tests/phpunit/tests/taxonomy.php</a></li>
</ul>

<h3>Property Changed</h3>
<ul>
<li><a href="#branches37">branches/3.7/</a></li>
<li><a href="#branches37src">branches/3.7/src/</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<span class="cx">Index: branches/3.7
</span><span class="cx">===================================================================
</span><del>--- branches/3.7        2013-10-26 02:53:30 UTC (rev 25923)
</del><ins>+++ branches/3.7 2013-10-26 02:54:21 UTC (rev 25924)
</ins><a id="branches37"></a>
<div class="propset"><h4>Property changes: branches/3.7</h4>
<pre class="diff"><span>
</span></pre></div>
<a id="svnmergeinfo"></a>
<div class="modfile"><h4>Modified: svn:mergeinfo</h4></div>
<span class="cx"> /branches/3.1:18031
</span><span class="cx"> /branches/3.3:20543
</span><span class="cx"> /branches/3.4:21757
</span><del>-/trunk:18512,25882-25884,25889,25891,25893,25895,25897,25899,25902,25915,25921
</del><ins>+/trunk:18512,25882-25884,25889,25891,25893,25895,25897,25899,25902,25915,25921,25923
</ins><span class="cx">\ No newline at end of property
</span><span class="cx">Index: branches/3.7/src
</span><span class="cx">===================================================================
</span><del>--- branches/3.7/src    2013-10-26 02:53:30 UTC (rev 25923)
</del><ins>+++ branches/3.7/src     2013-10-26 02:54:21 UTC (rev 25924)
</ins><a id="branches37src"></a>
<div class="propset"><h4>Property changes: branches/3.7/src</h4>
<pre class="diff"><span>
</span></pre></div>
<a id="svnmergeinfo"></a>
<div class="modfile"><h4>Modified: svn:mergeinfo</h4></div>
<span class="cx"> /branches/3.1/src:18031
</span><span class="cx"> /branches/3.3/src:20543
</span><span class="cx"> /branches/3.4/src:21757
</span><del>-/trunk/src:18512,25880,25882-25884,25889,25891,25893,25895,25897,25899,25902,25915,25921
</del><ins>+/trunk/src:18512,25880,25882-25884,25889,25891,25893,25895,25897,25899,25902,25915,25921,25923
</ins><span class="cx">\ No newline at end of property
</span><a id="branches37srcwpincludescategorytemplatephp"></a>
<div class="modfile"><h4>Modified: branches/3.7/src/wp-includes/category-template.php (25923 => 25924)</h4>
<pre class="diff"><span>
<span class="info">--- branches/3.7/src/wp-includes/category-template.php       2013-10-26 02:53:30 UTC (rev 25923)
+++ branches/3.7/src/wp-includes/category-template.php  2013-10-26 02:54:21 UTC (rev 25924)
</span><span class="lines">@@ -232,6 +232,9 @@
</span><span class="cx">  * @return bool True if the current post is in any of the given categories.
</span><span class="cx">  */
</span><span class="cx"> function in_category( $category, $post = null ) {
</span><ins>+       if ( empty( $category ) )
+               return false;
+
</ins><span class="cx">   return has_category( $category, $post );
</span><span class="cx"> }
</span><span class="cx"> 
</span></span></pre></div>
<a id="branches37testsphpunitteststaxonomyphp"></a>
<div class="modfile"><h4>Modified: branches/3.7/tests/phpunit/tests/taxonomy.php (25923 => 25924)</h4>
<pre class="diff"><span>
<span class="info">--- branches/3.7/tests/phpunit/tests/taxonomy.php    2013-10-26 02:53:30 UTC (rev 25923)
+++ branches/3.7/tests/phpunit/tests/taxonomy.php       2013-10-26 02:54:21 UTC (rev 25924)
</span><span class="lines">@@ -152,4 +152,20 @@
</span><span class="cx">          _unregister_post_type( $post_type );
</span><span class="cx"> 
</span><span class="cx">  }
</span><ins>+       /**
+        * @ticket 25706
+        */
+       function test_in_category() {
+               $post = $this->factory->post->create_and_get();
+
+               // in_category() returns false when first parameter is empty()
+               $this->assertFalse( in_category( '', $post ) );
+               $this->assertFalse( in_category( false, $post ) );
+               $this->assertFalse( in_category( null, $post ) );
+
+               // Test expected behavior of in_category()
+               $term = wp_insert_term( 'Test', 'category' );
+               wp_set_object_terms( $post->ID, $term['term_id'], 'category' );
+               $this->assertTrue( in_category( $term['term_id'], $post ) );
+       }
</ins><span class="cx"> }
</span></span></pre>
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