[wp-trac] [WordPress Trac] #37672: wpautop adds a closing p-tag without an opening p-tag

[WordPress Trac]

#37672: wpautop adds a closing p-tag without an opening p-tag
--------------------------------------+------------------------------
 Reporter:  TBarregren                |       Owner:  (none)
     Type:  defect (bug)              |      Status:  new
 Priority:  normal                    |   Milestone:  Awaiting Review
Component:  Formatting                |     Version:  4.5.3
 Severity:  normal                    |  Resolution:
 Keywords:  has-patch has-unit-tests  |     Focuses:
--------------------------------------+------------------------------
Changes (by ozgursar):

 * keywords:  has-patch has-unit-tests needs-testing => has-patch has-unit-
     tests


Comment:

 == Patch Testing Report

 Patch Tested: https://github.com/WordPress/wordpress-develop/pull/9262

 === Environment
 - WordPress: 7.0-alpha-61215-src
 - PHP: 8.2.29
 - Server: nginx/1.29.4
 - Database: mysqli (Server: 8.4.7 / Client: mysqlnd 8.2.29)
 - Browser: Chrome 144.0.0.0
 - OS: macOS
 - Theme: Twenty Twenty-One 2.7
 - MU Plugins: None activated
 - Plugins:
   * Classic Editor 1.6.7
   * Code Snippets 3.9.4
   * Test Reports 1.2.1

 === Steps taken
 1. Create a sample shortcode with the following code using Code Snippets
 plugin or functions.php


 {{{
 function wpautop_test_shortcode() {
     $text = <<<EOT
 <div>
 This is a paragraph.

 This is another paragraph.
 </div>
 EOT;

     return wpautop($text);
 }
 add_shortcode('wpautop_test', 'wpautop_test_shortcode');

 }}}



 2. Create a new page / post
 3. Add the shortcode `[wpautop_test]` to the page content and publish
 4. View the post in frontend and check the source code
 5. Apply the patch
 6. View the post in frontend and check the source code again
 7. ✅ Patch is solving the problem

 === Expected result
 - After applying the patch `p` tags are correctly added to the shortcode
 content.

 === Screenshots/Screencast with results
 Before:
 [[Image(https://i.imgur.com/XF7FgOa.png)]]

 After:
 [[Image(https://i.imgur.com/bnQcxPz.png)]]

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Ticket URL: <https://core.trac.wordpress.org/ticket/37672#comment:7>
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