[wp-trac] [WordPress Trac] #57300: parse_tax_query() does not handle array query param when taxonomy has rewrite set to hierarchical

[WordPress Trac]

#57300: parse_tax_query() does not handle array query param when taxonomy has
rewrite set to hierarchical
---------------------------+------------------------------
 Reporter:  chamois_blanc  |       Owner:  (none)
     Type:  defect (bug)   |      Status:  new
 Priority:  normal         |   Milestone:  Awaiting Review
Component:  Taxonomy       |     Version:  6.1.1
 Severity:  major          |  Resolution:
 Keywords:  has-patch      |     Focuses:
---------------------------+------------------------------

Comment (by petitphp):

 = Test Report
 This report validates that the indicated patch addresses the issue.

 Patch tested: https://github.com/WordPress/wordpress-
 develop/pull/4396.diff

 Steps used to reproduce the issue :
 - Using a testing environment with PHP >= 8.0
 - Create a mu-plugin with this gist https://gist.github.com/pierre-
 dekode/c934284b88ebf0a31f4e433f265c4a64
 - Create two terms `tax-1` and `tax-2` for the taxonomy `my_taxonomy`
 - Go to http://localhost/?my_taxonomy[]=tax-1&my_taxonomy[]=tax-2
 - ❌ The site fail to render with a fatal error : `Fatal error: Uncaught
 Error: urlencode(): Argument #1 ($string) must be of type string, array
 given`

 === Environment
 - OS: macOS 13.6.1
 - Web Server: Nginx
 - PHP: 8.0.30
 - WordPress: 6.5-alpha-56966-src
 - Browser: Firefox 122b9
 - Theme: Twenty Twenty-Four
 - Active Plugins:
   - Query Monitor 3.15.0

 === Actual Results
 - ✅ Issue resolved with the patch

 === Supplemental Artifacts
 **Before patch 4396**: [[Image(https://i.postimg.cc/nrpkVJrC/before-
 patch-4396.png)]]
 **After patch 4396**: [[Image(https://i.postimg.cc/2SVxSTkF/after-
 patch-4396.png)]]

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Ticket URL: <https://core.trac.wordpress.org/ticket/57300#comment:18>
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